Components:
Method of action:
Treatment option:
Medically reviewed by Kovalenko Svetlana Olegovna, PharmD. Last updated on 01.04.2022
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Doxorubicin hydrochloride
Doxorubicin
metastatic breast cancer in the presence of indications for anthracycline therapy, including in the case of an increased risk of cardiac complications and in the case of ineffective therapy with taxanes,
common ovarian cancer with ineffective platinum-based chemotherapy,
progressive multiple myeloma (in combination with bortezomib) in patients who have received at least one line of chemotherapy and have undergone a bone marrow transplant (TCM) or are not candidates for TCM,
AIDS-associated Kaposi's sarcoma in patients with low CD4 levels (<200 CD4 lymphocytes / mm3) and extensive lesions of the skin and mucous membranes or visceral organs, other than Kaposi's sarcoma, amenable to local treatment or systemic treatment with interferon alpha. The drug Kelix® It can be used as a 1st or 2nd line of chemotherapy in patients with AIDS-associated Kaposi's sarcoma who are insensitive to drugs such as periwinkle alkaloids, bleomycin, and standard doxorubicin (or other anthracyclines).
metastatic breast cancer in the presence of indications for anthracycline therapy, including in the case of an increased risk of cardiac complications and in the case of ineffective therapy with taxanes,
common ovarian cancer with ineffective platinum-based chemotherapy,
progressive multiple myeloma (in combination with bortezomib) in patients who have received at least one line of chemotherapy and have undergone a bone marrow transplant (TCM) or are not candidates for TCM,
AIDS-associated Kaposi's sarcoma in patients with low CD4 levels (<200 CD4 lymphocytes / mm3) and extensive lesions of the skin and mucous membranes or visceral organs, other than Kaposi's sarcoma, amenable to local treatment or systemic treatment with interferon alpha. Doxorubicin hydrochloride® It can be used as a 1st or 2nd line of chemotherapy in patients with AIDS-associated Kaposi's sarcoma who are insensitive to drugs such as periwinkle alkaloids, bleomycin, and standard doxorubicin (or other anthracyclines).
Breast, thyroid, lung, bladder (including superficial tumors), ovarian, osteosarcoma, soft tissue sarcoma, lymphogranulomatosis, non-Hodgkin's lymphoma, neuroblastoma, Wilms tumor, acute lymphoblastic leukemia, acute myeloblastic leukemia.
Breast and thyroid cancer, soft tissue sarcoma, osteogenic sarcoma, lymphosarcoma, acute leukemia, cervical and endometrial cancer, testicular cancer, prostate cancer, head and neck cancer, lung cancer, bladder cancer, myeloma, Hodgkin's disease and non-Hodgkin's lymphoma, neuroblastoma.
In/in, for 2-3 minutes (pre-dissolve the contents of the bottle with 10 mg of the drug in 5 ml of isotonic sodium chloride solution, 50 mg - in 25 ml). Most often-60-75 mg / m2 1 time in 3 weeks or 20 mg / m2 weekly or 20-30 mg / m2 daily (3 days), with a repeat of the course every 3-4 weeks. At a bilirubin level of 12-30 mg / l, the dose should be reduced by 50%, at a level of more than 30 mg/l — by 75%. Total dose-no more than 550 mg / m2, in patients who underwent radiation therapy on the chest area or were treated with cardiotoxic drugs-no more than 400 mg/m2.
Intravesical-30-50 mg for instillation at intervals of 1 week to 1 month (the recommended concentration of the solution is 1 mg / ml of water for injection).
In / in drip. The drug can not be administered in a jet or undiluted form.
Treatment is continued until signs of progression or development of unacceptable toxicity appear.
The drug Kelix® It has unique pharmacokinetic properties and should not be replaced by other forms of doxorubicin hydrochloride. Treatment with Kelix® it should be carried out only under the supervision of a qualified oncologist who has experience in cytostatic therapy.
Breast cancer and ovarian cancer
In breast cancer and ovarian cancer, the drug is administered at a dose of 50 mg / m2 1 time in 4 weeks, until the progression of the disease and while the permissible tolerance is maintained.
At a calculated dose of less than 90 mg, the concentrate is diluted in 250 ml of 5% dextrose solution for infusions, at a dose of 90 mg or more - in 500 ml of 5% dextrose solution for infusions. To reduce the risk of developing infusion reactions, the first administration is carried out at a rate of no more than 1 mg / min. In the absence of reactions, subsequent infusions can be carried out within 60 minutes.
Repeated administration of the drug to patients who had infusion reactions to the previous administration should be carried out as follows: 5%of the calculated dose is administered slowly for 15 minutes. In the absence of reactions, the administration is continued at twice the speed for another 15 minutes. With good tolerability, the infusion is continued for the next hour (the total time of administration is 90 minutes). Subsequent infusions of the drug Kelix® can be held for 60 minutes.
Multiple myeloma
In the treatment of multiple myeloma Kelix® enter in a dose of 30 mg/m2 on the 4th day of the three-week cycle in combination with bortezomib (1.3 mg / m2 on days 1, 4, 8, and 11). Kelix® it is administered immediately after bortezomib for 1 hour. The therapy is indicated as long as the effect of the treatment is observed with its acceptable tolerability.
At a calculated dose of less than 90 mg, the concentrate is diluted in 250 ml of 5% (50 mg/ml) dextrose solution for infusions, at a dose of 90 mg or more — in 500 ml of 5% (50 mg/ml) dextrose solution for infusions.
The intravenous catheter and drip system should be flushed with a 5% dextrose solution between the administration of bortezomib and doxorubicin. If it is impossible to administer Kelix and bortezomib on the 4th day of the cycle, their administration can be postponed for 48 hours. If the administration of bortezomib was made later than the time indicated by the therapy scheme, then the subsequent administration of bortezomib should be carried out no earlier than 72 hours after the last dose. The first infusion of the drug Kelix® it can be assigned within 90 minutes according to the scheme:
- 10 ml first 10 min,
- 20 ml for the next 10 minutes,
- 40 ml for the next 10 minutes,
- then the remaining amount of the solution for 60 minutes.
In the subsequent dose of the drug Kelix® it can be administered within 1 hour If there is an occurrence of reactions to the infusion of the drug Kelix®, the infusion is stopped and after the symptoms disappear, the drug Kelix is prescribed® according to the following scheme:
- 10 ml for the first 10 minutes,
- 20 ml for the next 10 minutes,
- 40 ml for the next 10 minutes,
- then the remaining amount of solution for 60 minutes.
The infusion can be performed through a central or peripheral venous catheter.
Kaposi's AIDS-associated sarcoma
The drug is administered intravenously at a dose of 20 mg / m2 1 time every 2-3 weeks, until the disease progresses and while the permissible tolerance is maintained. Intervals between dosing of less than 10 days should be avoided, since in this case, the drug may accumulate in the body and increase its toxicity. To achieve a therapeutic effect, the course of treatment should be 2-3 months. Treatment should be continued to maintain the therapeutic effect.
The concentrate is diluted in 250 ml of 5% dextrose solution for infusions and administered as intravenous infusions for 30 minutes.
General rules for all patients. If the patient has initial symptoms or signs of a reaction to the administration of the drug, the infusion is immediately stopped, premedicated with antihistamines and / or fast-acting corticosteroids, and the infusion is resumed at a slower rate. Do not administer the drug in the form of bolus injections or in the form of an undiluted solution. When performing infusions, it is recommended to combine the solution of the drug Kelix® through the extreme port of intravenous infusion with an aqueous solution of 5% dextrose to achieve further dissolution and reduce the risk of thrombosis and bruising. The infusion can be carried out through the peripheral vein.
The drug Kelix® it should not be administered in / m or n / a, you can not use infusion systems with built-in filters.
To reduce the manifestations of certain side effects, such as palmar-plantar syndrome (erythrodysesthesia), stomatitis or hematological toxicity, the dose of the drug can be reduced or canceled.
Modification of the dosage regimen
Instructions for changing the dosage regimen of the drug Kelix® they are shown in the tables. The degrees of toxicity shown in the tables are based on the toxicity scale National Cancer Institute (NCI-CTC).
Table 1
Modification of the dosage regimen in connection with the development of palmar-plantar syndrome and stomatitis
The degree of toxicity after the previous administration of the drug Kelix® | Correction of the dose of the drug Kelix® |
Palmar-plantar syndrome | |
Grade I (moderate erythema, edema, or desquamation that does not affect daily activities) | The administration of the drug is possible within 4 weeks from the date of the previous administration, or it can be postponed for another 1 week. If the patient has previously had a III-IV degree of toxicity, it is necessary to postpone treatment for 2 weeks (wait an additional week) and resume therapy at a 25% reduced dose, observing the initial 4-week interval between injections |
Grade II (erythema, desquamation, edema affecting but not limiting daily physical activity, small blisters or ulcers (<2 cm in diameter) | Postpone treatment for 2 weeks or until the intensity of toxicity decreases to a degree of 0-I. Then the treatment can be continued at the original dose and in the same mode. If there is no reduction in toxicity after 2 weeks, the therapy should be resumed at a dose reduced by 25%, observing the initial interval between injections. If patients have previously had grade III–IV toxicity, therapy should be resumed at a dose reduced by 25%, observing the initial interval between injections |
Grade III (blisters, ulcers, swelling that interfere with walking or daily activities, the patient can not wear normal clothing and shoes) | Postpone treatment for 2 weeks or until the intensity of toxicity decreases to a degree of 0-I. If there is no reduction in toxicity after 2 weeks, treatment with Kelix® should be discontinued |
IV degree (diffuse or local processes leading to infectious complications, bed rest or hospitalization) | Postpone treatment for 2 weeks or until the intensity of toxicity decreases to a degree of 0-I. If there is no reduction in toxicity after 2 weeks, treatment with Kelix® should be discontinued |
Stomatitis | |
Grade I (painless ulcers, erythema, or mild soreness) | The administration of the drug is possible within 4 weeks from the date of the previous administration, or it can be postponed for another 1 week. If the patient has previously had a III-IV degree of toxicity, it is necessary to postpone treatment for 2 weeks (wait an additional week) and resume therapy at a 25% reduced dose, observing the initial 4-week interval between injections, or stop treatment at the doctor's decision |
Grade II (painful erythema, edema, or ulcers, but the patient can eat) | Postpone treatment for 2 weeks or until the intensity of toxicity decreases to a degree of 0-I. If no reduction in toxicity is observed after 2 weeks, the therapy should be resumed at a dose reduced by 25%, observing the initial interval between injections, or discontinue treatment at the doctor's decision |
Grade III (painful erythema, edema or ulcers, the patient can not eat) | Postpone treatment for 2 weeks or until the intensity of toxicity decreases to a degree of 0-I. If there is no reduction in toxicity after 2 weeks, treatment with Kelix® should be discontinued |
Grade IV (the condition requires parenteral or enteral nutrition) | Postpone treatment for 2 weeks or until the intensity of toxicity decreases to a degree of 0-I. If there is no reduction in toxicity after 2 weeks, treatment with Kelix® should be discontinued |
Table 2
Modification of the dosage regimen due to the development of hematological toxicity (in breast cancer, ovarian cancer)
Hematological toxicity | |||
Degree | Neutrophils (in 1 µl) | Platelets (in 1 µl) | Changing the dosage regimen |
I | 1500–1900 | 75000–150000 | Continuation of therapy without reducing the dose |
II | 1000–<1500 | 50000–<75000 | If the number of neutrophils is restored to 1,500 or more and platelets to 75,000 or more, continue treatment without reducing the dose |
III | 500–<1000 | 25000–<50000 | If the number of neutrophils is restored to 1,500 or more and platelets to 75,000 or more, continue treatment without reducing the dose |
IV | <500 | <25000 | When the number of neutrophils is restored to 1,500 or more and platelets to 75,000 or more, continue treatment by reducing the dose by 25%, or continue treatment at the same dose with the support of colony-stimulating factors |
Table 3
Modification of the dosage regimen for multiple myeloma
Correction of doses of Kelix® and bortezomib in patients with multiple myeloma | ||
Patient's condition | Kelix® | Bortezomib |
Fever ≥38 °C and neutrophil count <1000 / µl | Do not administer the drug in this cycle if an adverse reaction occurs before the 4th day. If it is observed after the 4th day, then the next dose should be reduced by 25% | Reduce the next dose by 25% |
On any day of use of the drug after the 1st day of each cycle: the number of platelets <25000 / µl, hemoglobin <8 g/dl, the number of neutrophils <500/µl | Do not administer the drug in this cycle if an adverse reaction occurs before the 4th day. If it is observed after the 4th day, then the next dose should be reduced by 25%, if the dose of bortezomib is reduced due to hematological toxicity* | Do not administer the drug if 2 or more doses are not administered in the cycle, then in the following cycles reduce the dose by 25% |
Non-hematological drug toxicity of the III–IV degree | Do not administer the drug until the toxicity has decreased to < grade II, all subsequent doses should be reduced by 25% | Do not administer the drug until the toxicity has decreased to < grade II, all subsequent doses should be reduced by 25% |
Neuropathic pain or peripheral neuropathy | No dose adjustment is required | See the instructions for use of bortezomib |
*For more information about the bortezomib regimen and dose adjustment, see the bortezomib instructions for use ("Dosage and administration").
If a patient with multiple myeloma receiving combination therapy with Kelix® and bortezomib, develops palmar-plantar syndrome or stomatitis, then the dose of the drug Kelix® it should be adjusted as indicated in table 1.
Patients with impaired liver function. When the serum bilirubin content is from 1.2 to 3 mg/dl, the calculated dose is reduced by 25%. If the bilirubin content exceeds 3 mg/dl, the calculated dose is reduced by 50%. If the patient has well tolerated the administration of this dose (without hyperbilirubinemia or increased activity of liver enzymes in the blood serum), then the next dose is increased to the previous level (i.e., if the dose is reduced by 25% , it is increased to the full dose, if the dose is reduced by 50%, it is increased to 75% of the full dose). With good tolerability in subsequent cycles, the dose can be increased to the full dose. Kelix® it can be prescribed to patients with liver metastases with concomitant hyperbilirubinemia and increased activity of liver enzymes, up to 4 times higher than the ULN. Before administration of the drug Kelix® It is necessary to conduct a clinical and laboratory study of liver function, including the determination of the activity of ALT/AST, alkaline phosphatase, and bilirubin.
Patients with impaired renal function. Correction of the dosage regimen is not required. There are no data on the pharmacokinetics of the drug in patients with a creatinine Cl of less than 30 ml/min.
Patients with AIDS-associated Kaposi's sarcoma and splenectomy. Since at the moment there is no clinical data on the use of the drug Akelix® for the treatment of this group of patients, the use of the drug Kelix® in these patients, it is not recommended.
Children. Limited safety data obtained in Phase I studies indicate that doses up to 60 mg / m every 4 weeks are well tolerated in pediatric practice, however, the effectiveness of the drug Kelix® for the treatment of patients under 18 years of age is not established.
Adult patients. In patients aged 21 to 75 years, there are significant differences in the pharmacokinetics of the drug Kelix® not detected.
Rules for the preparation and administration of solution for infusions
Do not use the drug with signs of precipitation or the presence of suspended particles.
When using the drug, it is necessary to follow the rules for working with antitumor drugs. It is necessary to use gloves. In case of ingestion of the drug Kelix® on the skin or mucous membranes, immediately wash this area with soap and water.
Determine the dose of the drug Kelix®, required for the introduction. The required volume of the drug is collected in a sterile syringe. All manipulations should be carried out with strict compliance with the rules of asepsis (the drug does not contain preservatives and bacteriostatic additives).
It is recommended to enter Kelix® through the side port of the infusion system, through which a 5% dextrose solution is injected to achieve greater dilution and minimize the risk of thrombosis and extravasation. The infusion can be carried out in the peripheral vein.
Kelix® you can not enter in / m or p / K.
Do not use for the administration of the drug Kelix® infusion systems with a built-in filter.
It is recommended to enter Kelix® immediately after dilution with 5% dextrose solution for infusions. In cases where this is not possible, the prepared solution can be stored at a temperature of 2-8 °C and used for 24 hours.
In / in drip. The drug can not be administered in a jet or undiluted form.
Treatment is continued until signs of progression or development of unacceptable toxicity appear.
Doxorubicin hydrochloride® It has unique pharmacokinetic properties and should not be replaced by other forms of doxorubicin hydrochloride. Treatment with Doxorubicin hydrochloride® it should be carried out only under the supervision of a qualified oncologist who has experience in cytostatic therapy.
Breast cancer and ovarian cancer
In breast cancer and ovarian cancer, the drug is administered at a dose of 50 mg / m2 1 time in 4 weeks, until the progression of the disease and while the permissible tolerance is maintained.
At a calculated dose of less than 90 mg, the concentrate is diluted in 250 ml of 5% dextrose solution for infusions, at a dose of 90 mg or more - in 500 ml of 5% dextrose solution for infusions. To reduce the risk of developing infusion reactions, the first administration is carried out at a rate of no more than 1 mg / min. In the absence of reactions, subsequent infusions can be carried out within 60 minutes.
Repeated administration of the drug to patients who had infusion reactions to the previous administration should be carried out as follows: 5%of the calculated dose is administered slowly for 15 minutes. In the absence of reactions, the administration is continued at twice the speed for another 15 minutes. With good tolerability, the infusion is continued for the next hour (the total time of administration is 90 minutes). Subsequent infusions of Doxorubicin hydrochloride® can be held for 60 minutes.
Multiple myeloma
In the treatment of multiple myeloma Doxorubicin hydrochloride® enter in a dose of 30 mg/m2 on the 4th day of the three-week cycle in combination with bortezomib (1.3 mg / m2 on days 1, 4, 8, and 11). Doxorubicin hydrochloride® it is administered immediately after bortezomib for 1 hour. The therapy is indicated as long as the effect of the treatment is observed with its acceptable tolerability.
At a calculated dose of less than 90 mg, the concentrate is diluted in 250 ml of 5% (50 mg/ml) dextrose solution for infusions, at a dose of 90 mg or more — in 500 ml of 5% (50 mg/ml) dextrose solution for infusions.
The intravenous catheter and drip system should be flushed with a 5% dextrose solution between the administration of bortezomib and doxorubicin. If it is impossible to administer Doxorubicin hydrochloride and bortezomib on the 4th day of the cycle, their administration can be postponed for 48 hours. If the administration of bortezomib was made later than the time indicated by the therapy scheme, then the subsequent administration of bortezomib should be carried out no earlier than 72 hours after the last dose. First infusion of Doxorubicin hydrochloride® it can be assigned within 90 minutes according to the scheme:
- 10 ml first 10 min,
- 20 ml for the next 10 minutes,
- 40 ml for the next 10 minutes,
- then the remaining amount of the solution for 60 minutes.
Subsequently, the dose of the drug Doxorubicin hydrochloride® it can be administered within 1 hour If there are reactions to the infusion with Doxorubicin hydrochloride®, the infusion is stopped and after the symptoms disappear, the drug Doxorubicin hydrochloride is prescribed® according to the following scheme:
- 10 ml for the first 10 minutes,
- 20 ml for the next 10 minutes,
- 40 ml for the next 10 minutes,
- then the remaining amount of solution for 60 minutes.
The infusion can be performed through a central or peripheral venous catheter.
Kaposi's AIDS-associated sarcoma
The drug is administered intravenously at a dose of 20 mg / m2 1 time every 2-3 weeks, until the disease progresses and while the permissible tolerance is maintained. Intervals between dosing of less than 10 days should be avoided, since in this case, the drug may accumulate in the body and increase its toxicity. To achieve a therapeutic effect, the course of treatment should be 2-3 months. Treatment should be continued to maintain the therapeutic effect.
The concentrate is diluted in 250 ml of 5% dextrose solution for infusions and administered as intravenous infusions for 30 minutes.
General rules for all patients. If the patient has initial symptoms or signs of a reaction to the administration of the drug, the infusion is immediately stopped, premedicated with antihistamines and / or fast-acting corticosteroids, and the infusion is resumed at a slower rate. Do not administer the drug in the form of bolus injections or in the form of an undiluted solution. When performing infusions, it is recommended to combine the solution of the drug Doxorubicin hydrochloride® through the extreme port of intravenous infusion with an aqueous solution of 5% dextrose to achieve further dissolution and reduce the risk of thrombosis and bruising. The infusion can be carried out through the peripheral vein.
Doxorubicin hydrochloride® it should not be administered in / m or n / a, you can not use infusion systems with built-in filters.
To reduce the manifestations of certain side effects, such as palmar-plantar syndrome (erythrodysesthesia), stomatitis or hematological toxicity, the dose of the drug can be reduced or canceled.
Modification of the dosage regimen
Instructions for changing the dosage regimen of Doxorubicin hydrochloride® they are shown in the tables. The degrees of toxicity shown in the tables are based on the toxicity scale National Cancer Institute (NCI-CTC).
Table 1
Modification of the dosage regimen in connection with the development of palmar-plantar syndrome and stomatitis
Degree of toxicity after previous administration of Doxorubicin hydrochloride® | Dose adjustment of Doxorubicin hydrochloride® |
Palmar-plantar syndrome | |
Grade I (moderate erythema, edema, or desquamation that does not affect daily activities) | The administration of the drug is possible within 4 weeks from the date of the previous administration, or it can be postponed for another 1 week. If the patient has previously had a grade III–IV toxicity, it is necessary to postpone treatment for 2 weeks (wait an additional week) and resume therapy at a dose reduced by 25%, observing the initial 4-week interval between injections |
Grade II (erythema, desquamation, edema affecting but not limiting daily physical activity, small blisters or ulcers (<2 cm in diameter) | Postpone treatment for 2 weeks or until the intensity of toxicity decreases to a degree of 0-I. Then the treatment can be continued at the original dose and in the same mode. If there is no reduction in toxicity after 2 weeks, the therapy should be resumed at a dose reduced by 25%, observing the initial interval between injections. If patients have previously had grade III–IV toxicity, therapy should be resumed at a dose reduced by 25%, observing the initial interval between injections |
Grade III (blisters, ulcers, swelling that interfere with walking or daily activities, the patient can not wear normal clothing and shoes) | Postpone treatment for 2 weeks or until the intensity of toxicity decreases to a degree of 0-I. If there is no reduction in toxicity after 2 weeks, treatment with Doxorubicin hydrochloride® should be discontinued |
IV degree (diffuse or local processes leading to infectious complications, bed rest or hospitalization) | Postpone treatment for 2 weeks or until the intensity of toxicity decreases to a degree of 0-I. If there is no reduction in toxicity after 2 weeks, treatment with Doxorubicin hydrochloride® should be discontinued |
Stomatitis | |
Grade I (painless ulcers, erythema, or mild soreness) | The administration of the drug is possible within 4 weeks from the date of the previous administration, or it can be postponed for another 1 week. If the patient has previously had a III-IV degree of toxicity, it is necessary to postpone treatment for 2 weeks (wait an additional week) and resume therapy at a 25% reduced dose, observing the initial 4-week interval between injections, or stop treatment at the doctor's decision |
Grade II (painful erythema, edema, or ulcers, but the patient can eat) | Postpone treatment for 2 weeks or until the intensity of toxicity decreases to a degree of 0-I. If no reduction in toxicity is observed after 2 weeks, the therapy should be resumed at a dose reduced by 25%, observing the initial interval between injections, or discontinue treatment at the doctor's decision |
Grade III (painful erythema, edema or ulcers, the patient can not eat) | Postpone treatment for 2 weeks or until the intensity of toxicity decreases to a degree of 0-I. If there is no reduction in toxicity after 2 weeks, treatment with Doxorubicin hydrochloride® should be discontinued |
Grade IV (the condition requires parenteral or enteral nutrition) | Postpone treatment for 2 weeks or until the intensity of toxicity decreases to a degree of 0-I. If there is no reduction in toxicity after 2 weeks, treatment with Doxorubicin hydrochloride® should be discontinued |
Table 2
Modification of the dosage regimen due to the development of hematological toxicity (in breast cancer, ovarian cancer)
Hematological toxicity | |||
Degree | Neutrophils (in 1 µl) | Platelets (in 1 µl) | Changing the dosage regimen |
I | 1500–1900 | 75000–150000 | Continuation of therapy without reducing the dose |
II | 1000–<1500 | 50000–<75000 | If the number of neutrophils is restored to 1,500 or more and platelets to 75,000 or more, continue treatment without reducing the dose |
III | 500–<1000 | 25000–<50000 | If the number of neutrophils is restored to 1,500 or more and platelets to 75,000 or more, continue treatment without reducing the dose |
IV | <500 | <25000 | When the number of neutrophils is restored to 1,500 or more and platelets to 75,000 or more, continue treatment by reducing the dose by 25%, or continue treatment at the same dose with the support of colony-stimulating factors |
Table 3
Modification of the dosage regimen for multiple myeloma
Dose adjustment of Doxorubicin hydrochloride® and bortezomib in patients with multiple myeloma | ||
Patient's condition | Doxorubicin hydrochloride® | Bortezomib |
Fever ≥38 °C and neutrophil count <1000 / µl | Do not administer the drug in this cycle if an adverse reaction occurs before the 4th day. If it is observed after the 4th day, then the next dose should be reduced by 25% | Reduce the next dose by 25% |
On any day of use of the drug after the 1st day of each cycle: the number of platelets <25000 / µl, hemoglobin <8 g/dl, the number of neutrophils <500/µl | Do not administer the drug in this cycle if an adverse reaction occurs before the 4th day. If it is observed after the 4th day, then the next dose should be reduced by 25%, if the dose of bortezomib is reduced due to hematological toxicity* | Do not administer the drug if 2 or more doses are not administered in the cycle, then in the following cycles reduce the dose by 25% |
Non-hematological drug toxicity of the III–IV degree | Do not administer the drug until the toxicity has decreased to < grade II, all subsequent doses should be reduced by 25% | Do not administer the drug until the toxicity has decreased to < grade II, all subsequent doses should be reduced by 25% |
Neuropathic pain or peripheral neuropathy | No dose adjustment is required | See the instructions for use of bortezomib |
*For more information about the bortezomib regimen and dose adjustment, see the bortezomib instructions for use ("Dosage and administration").
If a patient with multiple myeloma receiving combination therapy with Doxorubicin hydrochloride® and bortezomib, develops palmar-plantar syndrome or stomatitis, then the dose of the drug Doxorubicin hydrochloride® it should be adjusted as indicated in table 1.
Patients with impaired liver function. When the serum bilirubin content is from 1.2 to 3 mg/dl, the calculated dose is reduced by 25%. If the bilirubin content exceeds 3 mg/dl, the calculated dose is reduced by 50%. If the patient has well tolerated the administration of this dose (without hyperbilirubinemia or increased activity of liver enzymes in the blood serum), then the next dose is increased to the previous level (i.e., if the dose is reduced by 25%, it is increased to the full dose, if the dose is reduced by 50%, it is increased to 75% of the full dose). With good tolerability in subsequent cycles, the dose can be increased to the full dose. Doxorubicin hydrochloride® it can be prescribed to patients with liver metastases with concomitant hyperbilirubinemia and increased activity of liver enzymes, up to 4 times higher than the ULN. Before administration of Doxorubicin hydrochloride® It is necessary to conduct a clinical and laboratory study of liver function, including the determination of the activity of ALT/AST, alkaline phosphatase, and bilirubin.
Patients with impaired renal function. Correction of the dosage regimen is not required. There are no data on the pharmacokinetics of the drug in patients with a creatinine Cl of less than 30 ml/min.
Patients with AIDS-associated Kaposi's sarcoma and splenectomy. Since there is currently no clinical data on the use of the drug Doxorubicin hydrochloride® for the treatment of this group of patients, the use of the drug Doxorubicin hydrochloride® in these patients, it is not recommended.
Children. Limited safety data obtained in phase I studies indicate that doses up to 60 mg / m every 4 weeks are well tolerated in pediatric practice, however, the effectiveness of the drug Doxorubicin hydrochloride® for the treatment of patients under 18 years of age is not established.
Adult patients. In patients aged 21 to 75 years of significant differences in the pharmacokinetics of the drug Doxorubicin hydrochloride® not detected.
Rules for the preparation and administration of solution for infusions
Do not use the drug with signs of precipitation or the presence of suspended particles.
When using the drug, it is necessary to follow the rules for working with antitumor drugs. It is necessary to use gloves. In case of ingestion of Doxorubicin hydrochloride® on the skin or mucous membranes, immediately wash this area with soap and water.
Determine the dose of Doxorubicin hydrochloride®, required for the introduction. The required volume of the drug is collected in a sterile syringe. All manipulations should be carried out with strict compliance with the rules of asepsis (the drug does not contain preservatives and bacteriostatic additives).
It is recommended to administer Doxorubicin hydrochloride® through the side port of the infusion system, through which a 5% dextrose solution is injected to achieve greater dilution and minimize the risk of thrombosis and extravasation. The infusion can be carried out in the peripheral vein.
Doxorubicin hydrochloride® you can not enter in / m or p / K.
Do not use for the administration of Doxorubicin hydrochloride® infusion systems with a built-in filter.
It is recommended to administer Doxorubicin hydrochloride® immediately after dilution with 5% dextrose solution for infusions. In cases where this is not possible, the prepared solution can be stored at a temperature of 2-8 °C and used for 24 hours.
In/in, intravesical, in / a.
Adriblastin can be used both as monotherapy and in combination with other cytostatics in different doses, depending on the treatment regimen.
In / in the introduction.
As monotherapy, the recommended standard dose per cycle is 60-75 mg / m2 the surface of the body. Usually, the drug is administered once during the cycle, but the cycle dose can be divided into several injections (for example, administered during the first 3 consecutive days or on the 1st and 8th day of the cycle). The cycles are repeated every 3-4 weeks. A weekly regimen of 10-20 mg/m is also used.2, in combination with other antitumor drugs - in a cyclic dose of 30-60 mg / m2 every 3-4 weeks.
Repeated administration of the drug is possible only when all signs of toxicity (especially gastrointestinal and hematological) disappear.
In patients with impaired liver function with an increased level of bilirubin in the blood serum, the dose of doxorubicin decreases depending on the indicators of the level of total bilirubin: at the level of bilirubin in the blood serum of 1.2–3 mg/dl — by 50%, above 3 mg/dl — by 75%.
It is recommended to prescribe lower doses or increase the intervals between cycles in patients who have previously received massive antitumor therapy, in children, in elderly patients, in obese patients (if the body weight is more than 130% of the ideal, there is a decrease in the systemic clearance of Adriblastin), as well as in patients with tumor infiltration of the bone marrow.
Intravenous administration of Adriblastine should be carried out with caution. To reduce the risk of thrombosis and extravasation, it is recommended to administer Adriblastin through the tube of the system for intravenous administration, during an infusion of 0.9% sodium chloride solution or 5% glucose solution, for 3-5 minutes.
The total dose of doxorubicin should not exceed 550 mg / m2.
In patients who have previously received radiation therapy on the mediastinal area/pericardial area or treated with other cardiotoxic drugs, if necessary, the total dose of doxorubicin exceeds 450 mg / m2 the administration of the drug should be carried out under strict monitoring of heart function.
Introduction to the bladder.
Introduction to the bladder is used in the treatment of superficial tumors of the bladder, as well as as a preventive measure, to reduce the likelihood of relapse after transurethral resection.
Intravesical-the recommended dose is 30-50 mg per instillation, with intervals between injections from 1 week to 1 month, depending on the goals of therapy (treatment or prevention).
The recommended concentration of the solution is 1 mg / ml of water for injection or 0.9% sodium chloride solution. After instillation is complete, patients should turn over from side to side every 15 minutes to ensure a uniform effect of the drug on the bladder mucosa. As a rule, the drug should be in the bladder for 1-2 hours. At the end of instillation, the patient should empty the bladder.
To prevent excessive dilution of the drug in the urine, patients should be warned that they should refrain from taking fluids for 12 hours before instillation. The systemic absorption of Adriblastin during instillation into the bladder is very low.
In cases of local toxic effects (chemical cystitis, which can be manifested by dysuria, polyuria, nycturia, painful urination, hematuria, discomfort in the bladder, necrosis of the bladder wall), the dose intended for instillation should be dissolved in 50-100 ml of saline solution.
Special attention should be paid to problems associated with catheterization (for example, with obstruction of the urethra due to massive intravesical tumors).
B / a introduction.
In patients with hepatocellular cancer, to ensure intensive local exposure while reducing the overall toxic effect, Adriblastin can be administered intravenously into the main hepatic artery at a dose of 30-150 mg/m2 at intervals of 3 weeks to 3 months. Higher doses should be used only in cases where extracorporeal excretion of the drug is carried out simultaneously.
Since this method is potentially dangerous, and when it is used, widespread tissue necrosis can occur, intravenous administration can only be carried out by doctors who are proficient in this technique.
I / v, 75 mg / m2 every 3rd week.
Acute myelosuppression (including as a result of chemo-or radiation therapy), previous treatment with cumulative doses of pharmorubicin, daunoblastin or even adriblastin, bladder tumors complicated by narrowing of the urethra, urinary tract infections (intravesical instillation), cardiomyopathy (including in the anamnesis).
Hypersensitivity, impaired liver and kidney function, leukopenia, thrombocytopenia, anemia, myocarditis, myocardial infarction, arrhythmia, cystitis (with intravesical use), pregnancy, breast-feeding.
WARNINGS
Included as part of the "PRECAUTIONS" Section
PRECAUTIONS
Cardiomyopathy And Arrhythmias
Cardiomyopathy
Doxorubicin HCl can result in myocardial damage, including acute left ventricular failure. The risk of cardiomyopathy is generally proportional to the cumulative exposure. Include prior doses of other anthracyclines or anthracenediones in calculations of total cumulative dosage for doxorubicin HCl. Cardiomyopathy may develop during treatment or up to several years after completion of treatment and can include decrease in LVEF and signs and symptoms of congestive heart failure (CHF). The probability of developing cardiomyopathy is estimated to be 1 to 2% at a total cumulative dose of 300 mg/m2 of doxorubicin HCl, 3 to 5% at a dose of 400 mg/m2 , 5 to 8% at a dose of 450 mg/m2 , and 6 to 20% at a dose of 500 mg/m2 , when doxorubicin HCl is administered every 3 weeks. There is an additive or potentially synergistic increase in the risk of cardiomyopathy in patients who have received radiotherapy to the mediastinum or concomitant therapy with other known cardiotoxic agents such as cyclophosphamide and trastuzumab.
Pericarditis and myocarditis have also been reported during or following doxorubicin HCl treatment.
Assess left ventricular cardiac function (e.g., MUGA or echocardiogram) prior to initiation of doxorubicin HCl, during treatment to detect acute changes, and after treatment to detect delayed cardiotoxicity. Increase the frequency of assessments as the cumulative dose exceeds 300 mg/m2. Use the same method of assessment of LVEF at all time points.
Consider the use of dexrazoxane to reduce the incidence and severity of cardiomyopathy due to doxorubicin HCl administration in patients who have received a cumulative doxorubicin HCl dose of 300 mg/m2 and who will continue to receive doxorubicin HCl.
Arrhythmias
Doxorubicin HCl can result in arrhythmias, including life-threatening arrhythmias, during or within a few hours after doxorubicin HCl administration and at any time point during treatment. Tachyarrhythmias, including sinus tachycardia, premature ventricular contractions, and ventricular tachycardia, as well as bradycardia may occur. Electrocardiographic changes including non-specific ST-T wave changes, atrioventricular and bundle-branch block can also occur. These electrocardiographic changes may be transient and self-limited and may not require dose-modifications of doxorubicin HCl.
Secondary Malignancies
The risk of developing secondary acute myelogenous leukemia (AML) and myelodysplastic syndrome (MDS) is increased following treatment with doxorubicin HCl. Cumulative incidences ranged from 0.2% at five years to 1.5% at 10 years in two separate trials involving the adjuvant treatment of women with breast cancer. These leukemias generally occur within 1 to 3 years of treatment.
Extravasation And Tissue Necrosis
Extravasation of doxorubicin HCl can result in severe local tissue injury manifesting as blistering, ulceration, and necrosis requiring wide excision of the affected area and skin grafting. When given via a peripheral venous line, infuse doxorubicin over 10 minutes or less to minimize the risk of thrombosis or perivenous extravasation. If signs or symptoms of extravasation occur, immediately terminate the injection or infusion. Extravasation may be present in patients who do not experience a stinging or burning sensation or when blood return is present on aspiration of the infusion needle. If extravasation is suspected, apply ice to the site intermittently for 15 minutes, 4 times a day for 3 days. If appropriate, administer dexrazoxane at the site of extravasation as soon as possible and within the first 6 hours after extravasation.
Severe Myelosuppression
Doxorubicin HCl can cause myelosuppression. In Study 1, the incidence of severe myelosuppression was: grade 4 leukopenia (0.3%), grade 3 leukopenia (3%), and grade 4 thrombocytopenia (0.1%). A dose-dependent, reversible neutropenia is the predominant manifestation of hematologic toxicity from doxorubicin HCl. When doxorubicin HCl is administered every 21 days, the neutrophil count reaches its nadir 10 to 14 days after administration with recovery usually occurring by the 21st day.
Obtain baseline assessment of blood counts and carefully monitor patients during treatment for possible clinical complications due to myelosuppression.
Use In Patients With Hepatic Impairment
The clearance of doxorubicin is decreased in patients with elevated serum bilirubin with an increased risk of toxicity. Reduce the dose of doxorubicin HCl in patients with serum bilirubin levels of 1.2–5.0 mg/dL. Doxorubicin is contraindicated in patients with severe hepatic impairment (defined as Child Pugh Class C or serum bilirubin level greater than 5 mg/dL). Obtain liver tests including SGOT, SGPT, alkaline phosphatase, and bilirubin prior to and during doxorubicin HCl therapy.
Tumor Lysis Syndrome
Doxorubicin HCl may induce tumor lysis syndrome in patients with rapidly growing tumors. Evaluate blood uric acid levels, potassium, calcium, phosphate, and creatinine after initial treatment. Hydration, urine alkalinization, and prophylaxis with allopurinol to prevent hyperuricemia may minimize potential complications of tumor lysis syndrome.
Radiation Sensitization And Radiation Recall
Doxorubicin HCl can increase radiation-induced toxicity to the myocardium, mucosa, skin, and liver. Radiation recall, including but not limited to cutaneous and pulmonary toxicity, can occur in patients who receive doxorubicin HCl after prior radiation therapy.
Embryofetal Toxicity
Doxorubicin HCl can cause fetal harm when administered to a pregnant woman. Doxorubicin HCl was teratogenic and embryotoxic in rats and rabbits at doses lower than the recommended human dose.
If this drug is used during pregnancy, or if the patient becomes pregnant while taking this drug, apprise the patient of the potential hazard to a fetus.
Advise female patients of reproductive potential to use highly effective contraception during treatment with doxorubicin HCl and for 6 months after treatment. Advise patients to contact their healthcare provider if they become pregnant, or if pregnancy is suspected, while taking doxorubicin HCl.
Patient Counseling Information
See FDA-Approved Patient Labeling (PATIENT INFORMATION).
Inform patients of the following:
- Doxorubicin HCl can cause irreversible myocardial damage. Advise patients to contact a healthcare provider for symptoms of heart failure during or after treatment with doxorubicin HCl.
- There is an increased risk of treatment-related leukemia from doxorubicin HCl.
- Doxorubicin HCl can reduce the absolute neutrophil count resulting in an increased risk of infection. Advise patients to contact a healthcare provider for new onset fever or symptoms of infection.
- Doxorubicin HCl can cause fetal harm when administered during pregnancy. Advise females of reproductive potential to use effective contraception during treatment with doxorubicin HCl and for 6 months after treatment, and to contact their healthcare provider if they become pregnant, or if pregnancy is suspected, during treatment with doxorubicin HCl.
- Doxorubicin HCl may induce chromosomal damage in sperm, which may lead to loss of fertility and offspring with birth defects. Advise patients to use effective contraception during and for 6 months after treatment.
- Doxorubicin HCl can cause premature menopause in females and loss of fertility in males.
- Discontinue nursing while receiving doxorubicin HCl.
- Doxorubicin HCl can cause nausea, vomiting, diarrhea, mouth/oral pain and sores. Advise patients to contact a healthcare provider should they develop any severe symptoms that prevent them from eating and drinking.
- Doxorubicin HCl causes alopecia.
- Doxorubicin HCl can cause their urine to appear red for 1 to 2 days after administration.
Nonclinical Toxicology
Carcinogenesis, Mutagenesis, Impairment Of Fertility
Doxorubicin HCl treatment results in an increased risk of secondary malignancies based on postmarketing reports. Doxorubicin HCl was mutagenic in the in vitro Ames assay, and clastogenic in multiple in vitro assays (CHO cell, V79 hamster cell, human lymphoblast, and SCE assays) and the in vivo mouse micronucleus assay.
Doxorubicin HCl decreased fertility in female rats at the doses of 0.05 and 0.2 mg/kg/day (approximately 0.005 and 0.02 times the recommended human dose, based on body surface area).
A single intravenous dose of 0.1 mg/kg doxorubicin HCl (approximately 0.01 times the recommended human dose based on body surface area) was toxic to male reproductive organs in animal studies, producing testicular atrophy, diffuse degeneration of the seminiferous tubules, and oligospermia/hypospermia in rats. Doxorubicin HCl induces DNA damage in rabbit spermatozoa and dominant lethal mutations in mice.
Use In Specific Populations
Pregnancy
Pregnancy Category D
Risk Summary
Doxorubicin HCl can cause fetal harm when administered to a pregnant woman. Doxorubicin HCl was teratogenic and embryotoxic in rats and rabbits at doses approximately 0.07 times (based on body surface area) the recommended human dose of 60 mg/m. If this drug is used during pregnancy, or if the patient becomes pregnant while taking this drug, apprise the patient of the potential hazard to a fetus.
Animal Data
Doxorubicin HCl was teratogenic and embryotoxic at doses of 0.8 mg/kg/day (about 0.07 times the recommended human dose based on body surface area) when administered during the period of organogenesis in rats. Teratogenicity and embryotoxicity were also seen using Includes pooled data from patients who received either AC alone for 4 cycles, or who were treated with AC for 4 cycles followed by 3 cycles of CMF discrete periods of treatment. The most susceptible was the 6- to 9-day gestation period at doses of 1.25 mg/kg/day and greater. Characteristic malformations included esophageal and intestinal atresia, tracheo-esophageal fistula, hypoplasia of the urinary bladder, and cardiovascular anomalies. Doxorubicin HCl was embryotoxic (increase in embryofetal deaths) and abortifacient at 0.4 mg/kg/day (about 0.07 times the recommended human dose based on body surface area) in rabbits when administered during the period of organogenesis.
Nursing Mothers
Doxorubicin has been detected in the milk of at least one lactating patient. Because of the potential for serious adverse reactions in nursing infants from doxorubicin HCl, a decision should be made whether to discontinue nursing or discontinue the drug, taking into account the importance of the drug to the mother.
Pediatric Use
Based on postmarketing reports, pediatric patients treated with doxorubicin HCl are at risk for developing late cardiovascular dysfunction. Risk factors include young age at treatment (especially < 5 years), high cumulative doses and receipt of combined modality therapy. Longterm periodic cardiovascular monitoring is recommended for all pediatric patients who have received doxorubicin HCl. Doxorubicin HCl, as a component of intensive chemotherapy regimens administered to pediatric patients, may contribute to prepubertal growth failure and may also contribute to gonadal impairment, which is usually temporary.
There are no recommended dose adjustments based on age. Doxorubicin clearance was increased in patients aged 2 years to 20 years as compared to adults, while doxorubicin clearance was similar in children less than 2 years as compared to adults.
Geriatric Use
Clinical experience in patients who were 65 years of age and older who received doxorubicin HCl-based chemotherapy regimens for metastatic breast cancer showed no overall differences in safety and effectiveness compared with younger patients.
Females And Males Of Reproductive Potential
Contraception
Females
Doxorubicin HCl can cause fetal harm when administered during pregnancy. Advise female patients of reproductive potential to use highly effective contraception during treatment with doxorubicin HCl and for 6 months after treatment. Advise patients to contact their healthcare provider if they become pregnant, or if pregnancy is suspected, while taking doxorubicin HCl.
Males
Doxorubicin HCl may damage spermatozoa and testicular tissue, resulting in possible genetic fetal abnormalities. Males with female sexual partners of reproductive potential should use effective contraception during and for 6 months after treatment.
Infertility
Females
In females of reproductive potential, doxorubicin HCl may cause infertility and result in amenorrhea. Premature menopause can occur. Recovery of menses and ovulation is related to age at treatment.
Males
Doxorubicin HCl may result in oligospermia, azoospermia, and permanent loss of fertility. Sperm counts have been reported to return to normal levels in some men. This may occur several years after the end of therapy.
Hepatic Impairment
The clearance of doxorubicin was reduced in patients with elevated serum bilirubin levels. Reduce the dose of doxorubicin HCl in patients with serum bilirubin levels greater than 1.2 mg/dL.
Doxorubicin HCl is contraindicated in patients with severe hepatic impairment (defined as Child Pugh Class C or serum bilirubin levels greater than 5 mg/dL).
SIDE EFFECTS
The following adverse reactions are discussed in more detail in other sections of the labeling.
- Cardiomyopathy and Arrhythmias
- Secondary Malignancies
- Extravasation and Tissue Necrosis
- Severe Myelosuppression
- Tumor Lysis Syndrome
- Radiation Sensitization and Radiation Recall
Clinical Trial Experience In Breast Cancer
Because clinical trials are conducted under widely varying conditions, adverse reaction rates observed in the clinical trials of a drug cannot be directly compared to rates in the clinical trials of another drug and may not reflect the rates observed in clinical practice.
The safety data below were collected from 1492 women who received doxorubicin HCl at a dose of 60 mg/m and cyclophosphamide at a dose of 600 mg/m (AC) every 3 weeks for 4 cycles for the adjuvant treatment of axillary lymph node positive breast cancer. The median number of cycles received was 4. Selected adverse reactions reported in this study are provided in Table 1. No treatment-related deaths were reported in patients on either arm of the study.
Table 1. Selected Adverse Reactions in Patients with Early Breast Cancer Involving Axillary Lymph Nodes
AC* | Conventional CMF | |
N=1492 | N=739 | |
Adverse reactions, % of patients | ||
Leukopenia | ||
Grade 3 (1,000–1,999/mm ) | 3.4 | 9.4 |
Grade 4 (<1000/mm ) | 0.3 | 0.3 |
Thrombocytopenia | ||
Grade 3 (25,000–49,999 /mm ) | 0 | 0.3 |
Grade 4 (<25,000 /mm ) | 0.1 | 0 |
Shock, sepsis | 2 | 1 |
Systemic infection | 2 | 1 |
Vomiting | ||
Vomiting ≤12 hours | 34 | 25 |
Vomiting >12 hours | 37 | 12 |
Intractable | 5 | 2 |
Alopecia | 92 | 71 |
Cardiac dysfunction | ||
Asymptomatic | 0.2 | 0.1 |
Transient | 0.1 | 0 |
Symptomatic | 0.1 | 0 |
*Includes pooled data from patients who received either AC alone for 4 cycles, or who were treated with AC for 4 cycles followed by 3 cycles of CMF |
Postmarketing Experience
The following adverse reactions have been identified during post-approval use of doxorubicin HCl. Because these reactions are reported voluntarily from a population of uncertain size, it is not always possible to reliably estimate their frequency or establish a causal relationship to drug exposure.
Cardiac – cardiogenic shock
Cutaneous –Skin and nail hyperpigmentation, oncolysis, rash, itching, photosensitivity, urticaria, acral erythema, palmar plantar erythrodysesthesia
Gastrointestinal – Nausea, mucositis, stomatitis, necrotizing colitis, typhlitis, gastric erosions, gastrointestinal tract bleeding, hematochezia, esophagitis, anorexia, abdominal pain, dehydration, diarrhea, hyperpigmentation of the oral mucosa
Hypersensitivity – Anaphylaxis
Laboratory Abnormalities –Increased alanine aminotransferase, increased aspartate aminotransferase
Neurological – Peripheral sensory and motor neuropathy, seizures, coma
Ocular – Conjunctivitis, keratitis, lacrimation
Vascular – Phlebosclerosis, phlebitis/thrombophlebitis, hot flashes, thromboembolism
Other – Malaise/asthenia, fever, chills, weight gain
DRUG INTERACTIONS
Effect Of CYP3A4 Inhibitors, Inducers And P-gp
Doxorubicin is a major substrate of cytochrome P450 CYP3A4 and CYP2D6, and P-glycoprotein (P-gp). Clinically significant interactions have been reported with inhibitors of CYP3A4, CYP2D6, and/or P-gp (e.g., verapamil), resulting in increased concentration and clinical effect of doxorubicin. Inducers of CYP3A4 (e.g., phenobarbital, phenytoin, St. John's Wort) and P-gp inducers may decrease the concentration of doxorubicin. Avoid concurrent use of doxorubicin HCl with inhibitors and inducers of CYP3A4, CYP2D6, or P-gp.
Trastuzumab
Concurrent use of trastuzumab and doxorubicin HCl results in an increased risk of cardiac dysfunction. Avoid concurrent administration of doxorubicin and trastuzumab. The appropriate interval for administering doxorubicin following trastuzumab therapy has not been determined.
Paclitaxel
Paclitaxel, when given prior to doxorubicin HCl, increases the plasma-concentrations of doxorubicin and its metabolites. Administer doxorubicin HCl prior to paclitaxel if used concomitantly.
Dexrazoxane
Do not administer dexrazoxane as a cardioprotectant at the initiation of doxorubicin HCl-containing chemotherapy regimens. In a randomized trial in women with metastatic breast cancer, initiation of dexrazoxane with doxorubicin HCl-based chemotherapy resulted in a significantly lower tumor response rate (48% vs. 63%; p=0.007) and shorter time to progression than in women who received doxorubicin HCl-based chemotherapy alone.
6-Mercaptopurine
Doxorubicin HCl may potentiate 6-mercaptopurine-induced hepatotoxicity. In 11 patients with refractory leukemia treated with 6- mercaptopurine (500 mg/m intravenously daily for 5 days per cycle every 2–3 weeks) and doxorubicin HCl (50 mg/m intravenous once per cycle every 2–3 weeks) alone or with vincristine and prednisone, all developed hepatic dysfunction manifested by elevations of total serum bilirubin, alkaline phosphatase and aspartate aminotransferase.
Contraindicated (there are experimental data on a decrease in the viability of the fetus).
Data on adverse reactions observed in clinical trials. The following are the adverse events reported in clinical trials and systematized for each of the organ systems, depending on the frequency of occurrence, using the following classification: very common (≥1/10), common (≥1/100, <1/10), infrequent (≥1/1000, <1/100), rare (≥1/10000, <1/1000), very rare (<1/10000), including isolated cases.
Adverse events observed in the course of clinical studies of the use of the drug Kelix® for the treatment of breast cancer patients
Infections and infestations: often — pharyngitis, folliculitis, fungal infections, feverish rashes on the skin (non-herpetic), upper respiratory tract infections.
From the blood and lymphatic system: often-leukopenia, anemia, neutropenia, thrombocytopenia, thrombocytemia.
From the nervous system: often-paresthesia, peripheral neuropathy, hot flashes, infrequently-drowsiness.
On the part of the visual organ: often-lacrimation, blurred vision.
From the heart: often-ventricular arrhythmia.
From the respiratory system, chest and mediastinal organs: often-shortness of breath, nosebleeds.
From the side of metabolism and nutrition: very often — anorexia.
From the gastrointestinal tract: very often-nausea, vomiting, stomatitis, often-ulceration of the oral mucosa, abdominal pain, constipation, diarrhea, dyspepsia, pain in the oral cavity.
From the skin and subcutaneous tissues: very often-alopecia, palmar-plantar syndrome, rash, often-erythema, dry skin, pigmentation disorders, itching, discoloration of the skin, bullous rash, dermatitis, erythematous rash, nail lesions, scaly skin.
Musculoskeletal and connective tissue disorders: often-leg cramps, bone pain, muscle pain.
On the part of the reproductive system and breast: often-pain in the mammary gland.
General disorders and reactions at the injection site: very often — fatigue, asthenia, inflammation of the mucous membranes, often-weakness, fever, pain, weight loss, swelling (including in the legs).
Influence on the results of laboratory tests: clinically significant deviations of laboratory parameters (grade III and IV) in this group of breast cancer patients included increases in the concentration of total bilirubin (2.4%) and AST activity (1.6%). The increase in ALT activity was less frequent (<1 %). There was no clinically significant increase in serum creatinine.
Adverse events observed in the course of clinical studies of the use of the drug Kelix® for the treatment of ovarian cancer patients
Infections and infestations: often-infections, candidiasis of the oral mucosa, shingles, urinary tract infections, other infections (including fungal infections, lower respiratory tract infections).
From the blood and lymphatic system: very often — leukopenia, anemia, neutropenia, thrombocytopenia, often-hypochromic anemia.
From the nervous system: often-paresthesia, drowsiness, headache, dizziness, neuropathy, increased blood pressure.
From the respiratory system, chest and mediastinal organs: often — pharyngitis, shortness of breath, increased cough.
From the gastrointestinal tract: very often — stomatitis, constipation, diarrhea, nausea, vomiting, often-abdominal pain, dyspepsia, ulceration of the oral cavity, esophagitis, gastritis, dysphagia, dry mouth, flatulence, gingivitis, perversion of taste.
From the skin and subcutaneous tissues: very often-palmar-plantar syndrome, alopecia, rash, often-dry skin, discoloration of the skin, vesiculobullosis rash, itching, exfoliative dermatitis, skin disorders, maculopapular rash, sweating, acne, skin ulcers.
On the part of the immune system: often-allergic reactions.
From the side of metabolism and nutrition: very often-anorexia, often-dehydration, cachexia.
Mental disorders: often-anxiety, depression, insomnia.
On the part of the visual organ: often-conjunctivitis.
From the heart: often-cardiovascular disorders.
From the side of the vessels: often-vasodilation.
Musculoskeletal and connective tissue disorders: often-back pain, myalgia.
From the kidneys and urinary tract: often-dysuria.
From the genitals and breast: often-vaginitis.
General disorders and disorders at the injection site: very often — asthenia, violation of the mucous membranes, often-fever, pain, chills, chest pain, malaise, peripheral edema.
Influence on the results of laboratory and instrumental studies: often-weight loss. Clinically significant deviations of laboratory parameters observed in patients with ovarian cancer during clinical trials of the drug Kelix®, included an increase in total bilirubin (usually in patients with liver metastases — 5%) and serum creatinine levels (5%). Increases in AST were less frequent (<1%). Sepsis in leukopenia was observed infrequently (<1%).
Adverse events observed in the course of clinical studies of the use of the drug Kelix® for the treatment of patients with multiple myeloma
Infections and infestations: often — herpes simplex, shingles, nasopharyngitis, oral candidiasis, pneumonia, upper respiratory tract infection.
From the blood and lymphatic system: very often — anemia, neutropenia, thrombocytopenia, often-febrile neutropenia, leukopenia, lymphopenia.
From the side of metabolism and nutrition: very often-anorexia, often-decreased appetite, dehydration, hyperkalemia, hypocalcemia, hypokalemia, hypomagnesemia, hyponatremia.
Mental disorders: often-anxiety, insomnia.
From the nervous system: very often-headache, neuralgia, peripheral sensory neuropathy, often-dizziness, dysesthesia, dysgeusia, hypesthesia, lethargy, neuropathy, paresthesia, peripheral neuropathy, polyneuropathy, fainting.
On the part of the visual organ: often-conjunctivitis.
From the side of the vessels: often-hot flashes, low blood pressure, increased blood pressure, orthostatic hypotension, phlebitis.
From the respiratory system, chest and mediastinal organs: often-cough, shortness of breath, nosebleeds, shortness of breath during exercise.
From the gastrointestinal tract: very often-nausea, vomiting, diarrhea, stomatitis, constipation, often-abdominal pain, dyspepsia, pain in the upper abdomen, ulceration of the oral cavity, dry mouth, dysphagia, aphthous stomatitis.
From the skin and subcutaneous tissues: very often-palmar-plantar syndrome, rash, often-dry skin, itching, papular rash, allergic dermatitis, erythema, hyperpigmentation of the skin, petechiae, alopecia, drug rash.
Musculoskeletal and connective tissue disorders: often-arthralgia, muscle spasms, muscle weakness, musculoskeletal pain in the chest, musculoskeletal pain, myalgia, pain in the extremities.
On the part of the reproductive system and breast: often-erythema of the scrotum.
General disorders and disorders at the injection site: very often — asthenia, fatigue, pyrexia, often-chills, hyperthermia, flu-like disease, malaise, peripheral edema.
Influence on the results of laboratory and instrumental studies: often — an increase in ALT activity in the blood, an increase in AST activity in the blood, an increase in the concentration of creatinine in the blood, a decrease in the ejection fraction, a decrease in body weight.
Adverse events observed in the course of clinical studies of the use of the drug Kelix® for the treatment of patients with AIDS-associated Kaposi's sarcoma
Infections and infestations: often-candidiasis of the oral cavity.
From the blood and lymphatic system: very often — neutropenia, anemia, leukopenia, often-thrombocytopenia.
From the side of metabolism and nutrition: often-anorexia.
Mental disorders: often-confusion.
From the nervous system: often-dizziness, infrequently-paresthesia.
On the part of the visual organ: often-retinitis.
From the side of the vessels: often-vasodilation.
From the respiratory system, chest and mediastinal organs: often-shortness of breath.
From the gastrointestinal tract: very often-nausea, often-diarrhea, stomatitis, vomiting, ulceration of the oral mucosa, abdominal pain, glossitis, constipation, nausea and vomiting.
From the skin and subcutaneous tissues: often — alopecia, rash, infrequently-palmar-plantar syndrome.
General disorders and disorders at the injection site: often-asthenia, fever, acute reactions to the infusion.
Influence on the results of laboratory and instrumental studies: often — weight loss.
Hematological toxic events may require dose reduction or suspension of therapy. It is necessary to temporarily suspend therapy with the drug Kelix® in patients with an absolute neutrophil count <1000 / mm3 and / or platelet count <50000 / mm3 G-CSF (or GM-CSF) can be used in concomitant therapy to maintain the number of shaped elements at an absolute neutrophil count of <1000 / mm.3 in subsequent cycles.
Respiratory side effects have been reported frequently (≥5%) in clinical trials of the drug Kelix® and may be associated with opportunistic infections in the AIDS patient population. Opportunistic infections (OI) have been reported in patients with AIDS-associated Kaposi's sarcoma after the use of the drug Kelix®, and are often observed in patients with HIV-related immunodeficiency. The most frequently reported OI in clinical studies were: candidiasis, CMV infection, herpes simplex, pneumonia caused by Pneumocystis carinii and the complex Mycobacterium avium. Clinically significant laboratory disorders were often observed (≥5%) in clinical trials of the drug Kelix®. These included an increase in the activity of alkaline phosphatase, an increase in the activity of AST and the concentration of bilirubin, which were considered to be associated with the underlying disease, and not with the use of the drug Kelix®. Decreases in hemoglobin and platelet count were rare (<5%). Sepsis associated with leukopenia was rare (<1%). Some of the described deviations could be associated with the presence of HIV infection, and not with taking the drug Kelix®.
Post-registration surveillance data
Adverse reactions observed during post-marketing use of the drug Kelix® and systematized with respect to each of the organ systems depending on the frequency of occurrence, using the following classification are given below: very often (≥1/10), often (≥1/100, <1/10), infrequently (≥1/1000, <1/100), rarely (≥1/10000, <1/1000), very rarely (<1/10000), including isolated cases.
From the side of the vessels: patients with malignant tumors have an increased risk of developing thromboembolism. Infrequently — in patients taking the drug Kelix®, there are cases of thrombophlebitis and venous thrombosis, as well as pulmonary embolism.
From the skin and subcutaneous tissues: very rarely — serious skin disorders, including polymorphic erythema, Stevens-Johnson syndrome and toxic epidermal necrolysis.
Secondary neoplasms of the oral cavity: very rarely — with prolonged (more than one year) use of the drug Kelix® or if the total dose of the drug Kelix is reached® more than 720 mg / m2 patients have had cases of secondary oral cancer.
Data on adverse reactions observed in clinical trials. The following are the adverse events reported in clinical trials and systematized for each of the organ systems, depending on the frequency of occurrence, using the following classification: very common (≥1/10), common (≥1/100, <1/10), infrequent (≥1/1000, <1/100), rare (≥1/10000, <1/1000), very rare (<1/10000), including isolated cases.
Adverse events observed in the course of clinical studies of the use of the drug Doxorubicin hydrochloride® for the treatment of breast cancer patients
Infections and infestations: often — pharyngitis, folliculitis, fungal infections, feverish rashes on the skin (non-herpetic), upper respiratory tract infections.
From the blood and lymphatic system: often-leukopenia, anemia, neutropenia, thrombocytopenia, thrombocytemia.
From the nervous system: often-paresthesia, peripheral neuropathy, hot flashes, infrequently-drowsiness.
On the part of the visual organ: often-lacrimation, blurred vision.
From the heart: often-ventricular arrhythmia.
From the respiratory system, chest and mediastinal organs: often-shortness of breath, nosebleeds.
From the side of metabolism and nutrition: very often — anorexia.
From the gastrointestinal tract: very often-nausea, vomiting, stomatitis, often-ulceration of the oral mucosa, abdominal pain, constipation, diarrhea, dyspepsia, pain in the oral cavity.
From the skin and subcutaneous tissues: very often-alopecia, palmar-plantar syndrome, rash, often-erythema, dry skin, pigmentation disorders, itching, discoloration of the skin, bullous rash, dermatitis, erythematous rash, nail lesions, scaly skin.
Musculoskeletal and connective tissue disorders: often-leg cramps, bone pain, muscle pain.
On the part of the reproductive system and breast: often-pain in the mammary gland.
General disorders and reactions at the injection site: very often — fatigue, asthenia, inflammation of the mucous membranes, often-weakness, fever, pain, weight loss, swelling (including in the legs).
Influence on the results of laboratory tests: clinically significant deviations of laboratory parameters (grade III and IV) in this group of breast cancer patients included increases in the concentration of total bilirubin (2.4%) and AST activity (1.6%). The increase in ALT activity was less frequent (<1 %). There was no clinically significant increase in serum creatinine.
Adverse events observed in the course of clinical studies of the use of the drug Doxorubicin hydrochloride® for the treatment of ovarian cancer patients
Infections and infestations: often-infections, candidiasis of the oral mucosa, shingles, urinary tract infections, other infections (including fungal infections, lower respiratory tract infections).
From the blood and lymphatic system: very often — leukopenia, anemia, neutropenia, thrombocytopenia, often-hypochromic anemia.
From the nervous system: often-paresthesia, drowsiness, headache, dizziness, neuropathy, increased blood pressure.
From the respiratory system, chest and mediastinal organs: often — pharyngitis, shortness of breath, increased cough.
From the gastrointestinal tract: very often — stomatitis, constipation, diarrhea, nausea, vomiting, often-abdominal pain, dyspepsia, ulceration of the oral cavity, esophagitis, gastritis, dysphagia, dry mouth, flatulence, gingivitis, perversion of taste.
From the skin and subcutaneous tissues: very often-palmar-plantar syndrome, alopecia, rash, often-dry skin, discoloration of the skin, vesiculobullosis rash, itching, exfoliative dermatitis, skin disorders, maculopapular rash, sweating, acne, skin ulcers.
On the part of the immune system: often-allergic reactions.
From the side of metabolism and nutrition: very often-anorexia, often-dehydration, cachexia.
Mental disorders: often-anxiety, depression, insomnia.
On the part of the visual organ: often-conjunctivitis.
From the heart: often-cardiovascular disorders.
From the side of the vessels: often-vasodilation.
Musculoskeletal and connective tissue disorders: often-back pain, myalgia.
From the kidneys and urinary tract: often-dysuria.
From the genitals and breast: often-vaginitis.
General disorders and disorders at the injection site: very often — asthenia, violation of the mucous membranes, often-fever, pain, chills, chest pain, malaise, peripheral edema.
Influence on the results of laboratory and instrumental studies: often-weight loss. Clinically significant deviations of laboratory parameters observed in patients with ovarian cancer during clinical trials of the drug Doxorubicin hydrochloride®, included an increase in total bilirubin (usually in patients with liver metastases — 5%) and serum creatinine levels (5%). Increases in AST were less frequent (<1%). Sepsis in leukopenia was observed infrequently (<1%).
Adverse events observed in the course of clinical studies of the use of the drug Doxorubicin hydrochloride® for the treatment of patients with multiple myeloma
Infections and infestations: often — herpes simplex, shingles, nasopharyngitis, oral candidiasis, pneumonia, upper respiratory tract infection.
From the blood and lymphatic system: very often — anemia, neutropenia, thrombocytopenia, often-febrile neutropenia, leukopenia, lymphopenia.
From the side of metabolism and nutrition: very often-anorexia, often-decreased appetite, dehydration, hyperkalemia, hypocalcemia, hypokalemia, hypomagnesemia, hyponatremia.
Mental disorders: often-anxiety, insomnia.
From the nervous system: very often-headache, neuralgia, peripheral sensory neuropathy, often-dizziness, dysesthesia, dysgeusia, hypesthesia, lethargy, neuropathy, paresthesia, peripheral neuropathy, polyneuropathy, fainting.
On the part of the visual organ: often-conjunctivitis.
From the side of the vessels: often-hot flashes, low blood pressure, increased blood pressure, orthostatic hypotension, phlebitis.
From the respiratory system, chest and mediastinal organs: often-cough, shortness of breath, nosebleeds, shortness of breath during exercise.
From the gastrointestinal tract: very often-nausea, vomiting, diarrhea, stomatitis, constipation, often-abdominal pain, dyspepsia, pain in the upper abdomen, ulceration of the oral cavity, dry mouth, dysphagia, aphthous stomatitis.
From the skin and subcutaneous tissues: very often-palmar-plantar syndrome, rash, often-dry skin, itching, papular rash, allergic dermatitis, erythema, hyperpigmentation of the skin, petechiae, alopecia, drug rash.
Musculoskeletal and connective tissue disorders: often-arthralgia, muscle spasms, muscle weakness, musculoskeletal pain in the chest, musculoskeletal pain, myalgia, pain in the extremities.
On the part of the reproductive system and breast: often-erythema of the scrotum.
General disorders and disorders at the injection site: very often — asthenia, fatigue, pyrexia, often-chills, hyperthermia, flu-like disease, malaise, peripheral edema.
Influence on the results of laboratory and instrumental studies: often — an increase in ALT activity in the blood, an increase in AST activity in the blood, an increase in the concentration of creatinine in the blood, a decrease in the ejection fraction, a decrease in body weight.
Adverse events observed in the course of clinical studies of the use of the drug Doxorubicin hydrochloride® for the treatment of patients with AIDS-associated Kaposi's sarcoma
Infections and infestations: often-candidiasis of the oral cavity.
From the blood and lymphatic system: very often — neutropenia, anemia, leukopenia, often-thrombocytopenia.
From the side of metabolism and nutrition: often-anorexia.
Mental disorders: often-confusion.
From the nervous system: often-dizziness, infrequently-paresthesia.
On the part of the visual organ: often-retinitis.
From the side of the vessels: often-vasodilation.
From the respiratory system, chest and mediastinal organs: often-shortness of breath.
From the gastrointestinal tract: very often-nausea, often-diarrhea, stomatitis, vomiting, ulceration of the oral mucosa, abdominal pain, glossitis, constipation, nausea and vomiting.
From the skin and subcutaneous tissues: often — alopecia, rash, infrequently-palmar-plantar syndrome.
General disorders and disorders at the injection site: often-asthenia, fever, acute reactions to the infusion.
Influence on the results of laboratory and instrumental studies: often — weight loss.
Hematological toxic events may require dose reduction or suspension of therapy. Therapy with Doxorubicin hydrochloride should be temporarily suspended® in patients with an absolute neutrophil count <1000 / mm3 and / or platelet count <50000 / mm3 G-CSF (or GM-CSF) can be used in concomitant therapy to maintain the number of shaped elements at an absolute neutrophil count of <1000 / mm.3 in subsequent cycles.
Respiratory side effects have been reported frequently (≥5%) in clinical trials of Doxorubicin hydrochloride® and may be associated with opportunistic infections in the AIDS patient population. Opportunistic infections (OI) have been reported in patients with AIDS-associated Kaposi's sarcoma after administration of Doxorubicin hydrochloride®, and are often observed in patients with HIV-related immunodeficiency. The most frequently reported OI in clinical studies were: candidiasis, CMV infection, herpes simplex, pneumonia caused by Pneumocystis carinii and the complex Mycobacterium avium. Clinically significant laboratory abnormalities were frequently reported (≥5%) in clinical trials of Doxorubicin hydrochloride®. These included increased activity of the alkaline phosphatase, increased activity of AST, and bilirubin concentrations, which were considered to be associated with the underlying disease, rather than with the drug Doxorubicin hydrochloride®. Decreases in hemoglobin and platelet count were rare (<5%). Sepsis associated with leukopenia was rare (<1%). Some of the described abnormalities could be associated with the presence of HIV infection, and not with the use of the drug Doxorubicin hydrochloride®.
Post-registration surveillance data
Adverse reactions observed during post-marketing use of Doxorubicin hydrochloride® and systematized with respect to each of the organ systems depending on the frequency of occurrence, using the following classification are given below: very often (≥1/10), often (≥1/100, <1/10), infrequently (≥1/1000, <1/100), rarely (≥1/10000, <1/1000), very rarely (<1/10000), including isolated cases.
From the side of the vessels: patients with malignant tumors have an increased risk of developing thromboembolism. Infrequently - in patients taking the drug Doxorubicin hydrochloride®, there are cases of thrombophlebitis and venous thrombosis, as well as pulmonary embolism.
From the skin and subcutaneous tissues: very rarely — serious skin disorders, including polymorphic erythema, Stevens-Johnson syndrome and toxic epidermal necrolysis.
Secondary neoplasms of the oral cavity: very rarely — with prolonged (more than one year) use of the drug Doxorubicin hydrochloride® or if the total dose of Doxorubicin hydrochloride is reached® more than 720 mg / m2 patients have had cases of secondary oral cancer.
With intravenous administration — myelosuppression, cardiac disorders, sometimes manifested a few weeks after discontinuation of therapy (heart failure), alopecia (in 85% of patients), cessation of hair growth (including beard), stomatitis (5-10 days after the first administration) with painful erosions, especially on the lateral surfaces of the tongue, in the sublingual area, nausea, vomiting, diarrhea, etc.gastrointestinal disorders, severe tissue damage, including necrosis (when the solution enters the tissues, especially repeated use of the same vein), venous sclerosis.
When administered inside the bladder — burning in the bladder and urethra, urination disorders (soreness, difficulty, frequency, etc.), hematuria.
Stomatitis, nausea, vomiting, alopecia, heart failure, heart pain, red urine staining, leukopenia, thrombocytopenia, anemia, allergic reactions.
Symptoms: severe myelosuppression (mainly leukopenia and thrombocytopenia), toxic effects from the gastrointestinal tract (mucositis).
Treatment acute overdose in patients with severe myelosuppression should be carried out in a hospital and include the administration of antibiotics, transfusion of granulocytes and platelets, and symptomatic therapy of mucositis.
With intravenous administration of the drug Kelix® The plasma concentration of doxorubicin and AUC, which are mainly related to pegylated liposomal doxorubicin (90 to 95% of the measured doxorubicin, respectively), are significantly higher than with equivalent doses of traditional (non-pegylated non-liposomal) doxorubicin.
Pharmacokinetic profile of the drug Kelix® indicates that the clearance of doxorubicin from the blood plasma is determined by the liposomal carrier. Doxorubicin becomes available only after the liposomes leave the vascular bed and enter the tissues.
In low doses (10-20 mg / m2) Kelix® demonstrates linear pharmacokinetics, at higher doses (20-60 mg / m2) - non-linear. Pharmacokinetic parameters when administered at a dose of 10 to 60 mg / m2: doxorubicin clearance-average 0.03 l / h / m (0.0080,152 l/h/m2), Vd - 1.93 l / m2 (0.96-3.85 l / m2), T1/2 - 73.9 hours (24-231 hours).
Pharmacokinetic parameters in patients with impaired liver function and hyperbilirubinemia differ slightly from the pharmacokinetic parameters of the normal concentration of total bilirubin.
Renal insufficiency (creatinine Cl 30-156 ml/min) does not affect the pharmacokinetic parameters. There are no data on the pharmacokinetics of the drug in patients with creatinine Cl less than 30 ml / min.
The age of patients (21-75 years) does not significantly affect the pharmacokinetic parameters of the drug Kelix®.
With intravenous administration of the drug Doxorubicin hydrochloride® The plasma concentration of doxorubicin and AUC, which are mainly related to pegylated liposomal doxorubicin (90 to 95% of the measured doxorubicin, respectively), are significantly higher than with equivalent doses of traditional (non-pegylated non-liposomal) doxorubicin.
Pharmacokinetic profile of Doxorubicin hydrochloride® indicates that the clearance of doxorubicin from the blood plasma is determined by the liposomal carrier. Doxorubicin becomes available only after the liposomes leave the vascular bed and enter the tissues.
In low doses (10-20 mg / m2) Doxorubicin hydrochloride® demonstrates linear pharmacokinetics, at higher doses (20-60 mg / m2) - non-linear. Pharmacokinetic parameters when administered at a dose of 10 to 60 mg / m2: doxorubicin clearance-average 0.03 l / h / m (0.0080,152 l/h/m2), Vd - 1.93 l / m2 (0.96-3.85 l / m2), T1/2 - 73.9 hours (24-231 hours).
Pharmacokinetic parameters in patients with impaired liver function and hyperbilirubinemia differ slightly from the pharmacokinetic parameters of the normal concentration of total bilirubin.
Renal insufficiency (creatinine Cl 30-156 ml/min) does not affect the pharmacokinetic parameters. There are no data on the pharmacokinetics of the drug in patients with creatinine Cl less than 30 ml / min.
The age of patients (21-75 years) does not significantly affect the pharmacokinetic parameters of the drug Doxorubicin hydrochloride®.
- Antitumor antibiotics
Substance, Substance-powder
Doxorubicin is a cytotoxic anthracycline antibiotic isolated from Streptomyces peucetius var. caesius. The exact mechanism of the antitumor action of doxorubicin is unknown. It is believed that the cytotoxic effect is due to its ability to inhibit the synthesis of DNA, RNA and proteins by introducing doxorubicin between adjacent base pairs of the DNA double helix, which prevents the helix from unfolding for subsequent replication. Kelix® it is a pegylated liposomal form of doxorubicin that circulates in the blood for a long time and provides a higher concentration of doxorubicin in tumor tissue than in normal tissues. Liposomes contain surface-bound hydrophilic polymers of methoxypolyethylene glycol (MPEG). These linear groups of MPEGs create a protective shell protruding above the surface of the liposomes, which reduces the possibility of interaction between the lipid bilayer membrane and plasma components, which protects the liposomes from recognition by the phagocytic system and allows to prolong the circulation time of doxorubicin in the bloodstream. Pegylated liposomes also have a low-permeability lipid matrix and an internal water buffer system, which in combination allows you to keep doxorubicin inside the liposome during its circulation in the bloodstream. The relatively small size of the pegylated liposomes (the average diameter is approximately 100 nm) allows them to penetrate through the defects of the blood vessels of the tumor. The results of experimental studies indicate the penetration of pegylated liposomes from blood vessels and their accumulation in tumors
Doxorubicin is a cytotoxic anthracycline antibiotic isolated from Streptomyces peucetius var. caesius. The exact mechanism of the antitumor action of doxorubicin is unknown. It is believed that the cytotoxic effect is due to its ability to inhibit the synthesis of DNA, RNA and proteins by introducing doxorubicin between adjacent base pairs of the DNA double helix, which prevents the helix from unfolding for subsequent replication. Doxorubicin hydrochloride® it is a pegylated liposomal form of doxorubicin that circulates in the blood for a long time and provides a higher concentration of doxorubicin in tumor tissue than in normal tissues. Liposomes contain surface-bound hydrophilic polymers of methoxypolyethylene glycol (MPEG). These linear groups of MPEGs create a protective shell protruding above the surface of the liposomes, which reduces the possibility of interaction between the lipid bilayer membrane and plasma components, which protects the liposomes from recognition by the phagocytic system and allows to prolong the circulation time of doxorubicin in the bloodstream. Pegylated liposomes also have a low-permeability lipid matrix and an internal water buffer system, which in combination allows you to keep doxorubicin inside the liposome during its circulation in the bloodstream. The relatively small size of the pegylated liposomes (the average diameter is approximately 100 nm) allows them to penetrate through the defects of the blood vessels of the tumor. The results of experimental studies indicate the penetration of pegylated liposomes from blood vessels and their accumulation in tumors
Along with antitumor, it has an immunosuppressive effect.
With the combined use of the drug Kelix® No increase in toxicity was found with cyclophosphamide or taxanes in patients with solid tumors (including ovarian cancer and breast cancer). However, it should be taken into account that Kelix® Like other doxorubicin hydrochloride preparations, it may increase the toxic effect of other antitumor agents.
There are reports of exacerbation of cyclophosphamide-induced hemorrhagic cystitis and increased hepatotoxicity of mercaptopurine in patients with AIDS-associated Kaposi's sarcoma when treated with standard doxorubicin hydrochloride. Caution should be exercised when concomitantly using any other cytostatics, especially myelotoxic agents.
The drug should not be mixed with other solutions, except for 5% dextrose solution for infusions.
With the combined use of the drug Doxorubicin hydrochloride® No increase in toxicity was found with cyclophosphamide or taxanes in patients with solid tumors (including ovarian cancer and breast cancer). However, it should be considered that Doxorubicin hydrochloride® Like other doxorubicin hydrochloride preparations, it may increase the toxic effect of other antitumor agents.
There are reports of exacerbation of cyclophosphamide-induced hemorrhagic cystitis and increased hepatotoxicity of mercaptopurine in patients with AIDS-associated Kaposi's sarcoma when treated with standard doxorubicin hydrochloride. Caution should be exercised when concomitantly using any other cytostatics, especially myelotoxic agents.
The drug should not be mixed with other solutions, except for 5% dextrose solution for infusions.
It can be used in combination with other chemotherapeutic antitumor agents.