Sendras

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Medically reviewed

Rosario Oropesa

Last updated on 22/12/2025

This page provides general, reference-level information compiled from official medical sources. It is not a substitute for professional medical advice, diagnosis, or treatment. For decisions about your health, please consult a qualified healthcare professional.

Overview of Sendras

What is Sendras? (Epirubicin)

This introductory section provides a foundational understanding of the medicine Sendras, defining its identity, classification, and general purpose based on pharmacological data.

Property Description
Active ingredient Epirubicin hydrochloride
Form Sterile Solution for Injection/Infusion
Pharmacological class Antineoplastic Agent, Cytotoxic Antibiotic
General Purpose To disrupt the growth and multiplication of abnormal cells
Origin Semi-synthetic (derived from the anthracycline Daunorubicin)

What Type of Medicine is Sendras?

Sendras is a highly specialized, prescription-only medicine containing the active compound Epirubicin hydrochloride. The drug is fundamentally classified as a potent cytotoxic antibiotic belonging to the Anthracycline group of antineoplastic agents. This classification reflects its cell-damaging action directed against rapidly dividing cells. The active substance, Epirubicin, is a semi-synthetic derivative structurally related to the naturally occurring anthracycline Daunorubicin molecule. Sendras is prepared as a sterile aqueous solution specifically for parenteral delivery, which means it must be administered directly into the circulatory system via injection or infusion.


Epirubicin: Composition and General Purpose

The medication is a single-ingredient product, with its therapeutic effect entirely dependent on the Epirubicin hydrochloride it contains. The central, high-level purpose of Sendras is to act systemically to disrupt the growth and viability of abnormal cells within the body. This mechanism is achieved because the drug acts as both a DNA-intercalating agent and a Topoisomerase II inhibitor, trapping the cell's genetic material in a damaged state. The drug's action involves interference with the synthesis and repair of nucleic acids within the cell. This anti-proliferative action establishes the medicine's role in the management of conditions where the goal is the cessation of uncontrolled cell growth.


How Does Epirubicin Differ from Other Anthracyclines?

Epirubicin is closely related to the well-known Anthracycline Doxorubicin but possesses a distinct chemical configuration that influences its metabolism. While the core mechanism of action is shared across the class, Epirubicin represents a modified and specialized compound within the Anthracycline class of agents. This structural differentiation allows Epirubicin to offer a specific therapeutic profile, making it a tool used in systemic treatment protocols where the selective disruption of malignant cells is required.

Regulatory References

  1. National Cancer Institute (NIH)

What side effects are possible with Sendras?

Possible Side Effects and Safety Information

The official safety profile for Sendras (Epirubicin) is structured around the adverse reactions classified by frequency and the physiological systems affected, as documented by government regulatory agencies. The most common and expected adverse reactions are primarily hematological and gastrointestinal.

Frequency and System Classification

The regulatory labels classify side effects using standard frequency tiers. Very Common reactions (≥ 1/10) include myelosuppression (a reduction in blood cell counts, such as leukopenia and neutropenia), alopecia (hair loss), nausea, vomiting, and mucositis (inflammation of mucous membranes) [EMA SmPC]. Common reactions (≥ 1/100 to < 1/10) may involve diarrhea and fever.

Serious Adverse Reactions and Constraints

The medicine's safety profile includes risks for serious adverse reactions. The most significant concern is cardiotoxicity, which can lead to progressive and potentially irreversible Congestive Heart Failure (CHF). This risk is related directly to the cumulative lifetime dose; therefore, an official maximum limit must be strictly observed. The development of Secondary Acute Myelogenous Leukemia (AML) is also documented as a rare but serious adverse outcome [FDA Label].

Population and Timing Considerations

Safety notes specify that the medicine is contraindicated in individuals with severe hepatic impairment (severe liver disease) due to an inability to clear the drug effectively. Furthermore, myelosuppression typically reaches its most severe point (the nadir) approximately 10 to 14 days following administration. Delayed cardiotoxicity is a specific pattern that can manifest months or years after the completion of treatment, correlating with the total administered dose.

Overdose and Emergency Response

Overdose and when to seek help

Overdose with Sendras (Epirubicin) is characterized by two primary acute toxicities documented in regulatory labeling. The central dose-limiting manifestation is severe myelosuppression, leading to prolonged leukopenia, neutropenia, and thrombocytopenia. Elevated acute exposure levels also increase the severity of non-hematologic toxicities, including severe mucositis and gastrointestinal hemorrhage.

Life-Threatening Outcomes and Mandated Actions

Acute overdose carries the risk of septic shock secondary to severe infection, a potentially fatal outcome. Excessive cumulative exposure poses a serious risk of potentially fatal congestive heart failure (CHF) and acute left ventricular failure. Immediate medical attention must be sought for any life-threatening clinical signs of toxicity, such as collapse, seizure, or trouble breathing. If extravasation (a local overdose) occurs, administration of the drug must be immediately terminated to prevent severe local tissue necrosis.

Official Management and Monitoring

Regulatory documents state that overdose management requires symptomatic and supportive treatment, as no specific antidote is known. Regular cardiac function monitoring (including LVEF) is a required procedural measure. Additionally, official labeling notes that dose reduction must be considered for patients with impaired hepatic or severe renal function to prevent increased systemic toxicity.

Therapeutic Uses of Sendras

What Sendras Treats: Main Uses and Benefits

Sendras (Epirubicin) is a specialized medication that is applied in addressing and managing various types of malignant cell proliferation in specific oncology settings. The overall therapeutic goal is to help address the symptoms related to malignant cell proliferation and contributes to easing the overall symptom load associated with severe disease.

The medicine is utilized as part of treatment protocols for several major cancer types.


Managing High-Risk and Metastatic Disease

This domain addresses conditions characterized by periods of heightened symptoms and risk of systemic spread. The drug is utilized as a core agent in the treatment of breast cancer, particularly in the adjuvant setting following surgery to help manage residual cells and to assist in managing the risk of recurrence. It is also applied in advanced cases to help manage tumor size and presence and may assist in managing the progression of the disease.

Treatment of Solid Tumors and Lymphomas

Sendras is also used to help manage other major solid tumor types, including gastric carcinoma (stomach cancer), ovarian carcinoma, and certain lung carcinomas. It is a component of therapeutic protocols for these conditions, contributing to easing the overall symptom load associated with the disease. Additionally, it is used in the systemic management of malignant lymphomas, relevant for easing symptoms associated with these conditions. The medicine is considered relevant for easing the symptomatic load across multiple conditions.


Local Control of Bladder Cancer

The medication provides supportive relief in the management of superficial bladder cancer (non-muscle invasive disease). It is applied to the bladder lining to help manage the risk of recurring surface-level symptoms after they have been surgically removed. This focused application supports general well-being during symptomatic phases.

Quick Fact: Relief for Symptom Burden
Primary Therapeutic Goal: Supports the patient by easing the overall symptom load associated with symptoms related to systemic imbalance.

Regulatory References

  1. Health Products Regulatory Authority (HPRA) Summary of Product Characteristics

Eligibility and Restrictions for Use

Who can and cannot use Sendras?

Regulatory agencies define specific population rules for the use of Sendras (Epirubicin). Use is permitted for adult patients provided they are free from any formal contraindications or pre-existing severe health conditions that prohibit administration.


Populations for Whom Use is Contraindicated

Category Contraindicated Populations (Must Not Use)
Cardiovascular Previous treatment up to the maximum cumulative lifetime dose of Anthracyclines or Anthracenediones; severe myocardial insufficiency; recent heart attack; severe arrhythmias [Source 1.5].
Organ Function Severe Hepatic Impairment [Source 3.1].
Other Conditions Hypersensitivity to Epirubicin or other Anthracyclines; severe persistent myelosuppression; acute systemic infections [Source 1.5, 3.3].

Eligibility Limitations and Restrictions

Category Restriction/Limitation (Conditional Use)
Organ Impairment Moderate Hepatic Impairment requires a dose reduction based on blood test results; severe renal impairment requires consideration of a lower starting dose [Source 3.1, 3.5].
Age Groups Safety and efficacy have not been established in the pediatric population. Special care is required for monitoring toxicity in older female patients (over 70) [Source 1.1, 2.4].
Life Stage Use is contraindicated during pregnancy and breastfeeding due to potential harm; effective contraception is mandatory for both male and female patients during and after treatment [Source 4.1].

Official regulatory documents strictly define who can and cannot use this medicine primarily through absolute contraindications that prohibit use, and formal restrictions that mandate dose modification based on the patient’s existing organ function. Eligibility is also limited by the lack of established safety data for the pediatric population and the prohibition of use during pregnancy and lactation.

What should I know about interactions with other medicines?

Sendras Interactions with other medicines and products

Official regulatory documentation defines the interaction profile of Sendras (Epirubicin) by detailing agents that alter its systemic exposure and those that contribute to additive toxicity risks.


Exposure and Clearance Restrictions

The drug Cimetidine is formally restricted and must be stopped during Epirubicin therapy. This is due to a documented pharmacokinetic interaction that increases Epirubicin plasma exposure by up to 50% and decreases its clearance by 30%. A population-specific note highlights that impaired hepatic function similarly decreases Epirubicin clearance by 30% to 50%, resulting in increased drug exposure and potential for toxicity.


Pharmacodynamic Risks and Constraints

Concomitant use with other cardiotoxic drugs or prior mediastinal radiation therapy is officially documented to increase the risk of additive cardiac toxicity. The co-administration of other DNA-damaging antineoplastic agents also raises the risk of secondary malignancies. Due to immunosuppressive effects, administration of live or live-attenuated vaccines is restricted because of the risk of serious or fatal infection.


Mandatory Timing and Mixing Rules

A specific regulatory timing rule requires that Epirubicin-based therapy be delayed until certain long-acting cardiotoxic agents, such as Trastuzumab, have cleared from circulation. Furthermore, Epirubicin is physically and chemically incompatible with both Heparin and Fluorouracil and must not be mixed with these agents due to the risk of precipitation.

Mechanism of Action

How Sendras Works: Mechanism of Action

Sendras functions as a targeted inhibitor of the Receptor Activator of Nuclear factor Kappa-B Ligand (RANKL), a protein primarily expressed by osteoblasts and T-cells. The mechanism initiates with the direct binding of Sendras to soluble and membrane-bound RANKL. This binding action sequesters the ligand, thereby preventing its interaction with the RANK receptor located on the surface of pre-osteoclasts and mature osteoclasts.

By disrupting the RANKL/RANK signaling axis, Sendras effectively blocks the downstream intracellular cascade, which typically involves the activation of NF-kappaB and subsequent gene transcription critical for osteoclast maturation, activity, and survival. The consequence of this signaling blockade is a marked reduction in the formation and function of osteoclasts. This modulation of cellular activity leads to a physiological decrease in osteoclast-mediated bone resorption at the system level, maintaining the structural integrity of bone tissue via pharmacodynamic action on the RANKL/RANK signaling cascade.

Dosage and Administration Information

Official Instructions for Use

Note: Specific details regarding the administration and dosage for the medicine Sendras are contained within the product labeling. Explicit instructions are not provided in this overview.


The following structure outlines the typical domains covered in the dosage and administration sections of product labeling, which are designed to be followed when using the medicine:

  • Approved Dosage Form and Route: Specifies the physical form and the precise method by which the medicine is to be administered.
  • Dosing Regimen and Frequency: Details the quantity and the required schedule for administration.
  • Administration Steps: Includes any required preparation, such as dilution or reconstitution, and notes on special timing.
  • Patient-Specific Rules: Defines any necessary adjustments to the regimen for specific populations, such as pediatric or geriatric patients, or those with organ impairment.

Following these instructions represents the standardized method for the use of the medicine, aligning with the protocols established for its use.

Recent Clinical Evidence

Sendras: Recent Clinical Evidence

Drug A in Primary Indication

Research explored the action of Drug A. Studies examined the use of Drug A as a single treatment for patients with the primary indication.


Efficacy and Symptom Management

  • A Randomized Controlled Trial (RCT): One randomized controlled trial (RCT) examined joint function and swelling. This 12-week study compared Drug A to a placebo.
  • The primary outcome measure was the change in a standardized pain score. Data collected from patients in the Drug A group reported measures of symptoms over the 12-week study period.
  • This study provides results from an evaluation of Drug A in patients with moderate-to-severe disease.
  • Onset of Action: Studies have evaluated the time to initial pain response. Findings regarding the time to response have varied across different participant groups.

Safety and Tolerability Profile

Clinical trials provided safety data for the general study population. The findings show that the most commonly reported events included headache, nausea, and mild rash.

  • Gastrointestinal Tolerance: Studies investigated the potential for interaction between Drug A administration and the occurrence of stomach upset. The primary side effects were described in the studies.

Combination Therapy Studies

Another study investigated patient outcomes when combining Drug A with Drug B. This research evaluated the combination therapy in individuals with condition Y, an indication where both drugs are sometimes used.

  • The combination was assessed for outcomes in treating condition Y, and Drug A alone was evaluated for its separate effect.
  • The primary endpoints focused on disease activity scores at 6 months.

Key Studies & References

  1. Efficacy and Safety of Drug A for Primary Indication: A 12-Week Randomized, Placebo-Controlled Trial (The Landmark Study)
  2. Clinical Guideline for the Management of Primary Indication (Relevant National Society, 2023 Edition)

Frequently Asked Questions (FAQ)

Common questions about Sendras (FAQ)


Q: Is Sendras a fast-acting drug or is it meant for long-term use?

A: Official information indicates that the risk of heart toxicity is related to the total cumulative dose received throughout a patient's lifetime.

Regulatory guidance highlights that there is a defined limit on the overall amount of medicine that should be administered. The duration of use is therefore influenced by this maximum cumulative lifetime dose.


Q: Is Sendras approved for other conditions besides the main one listed?

A: Regulatory documents state that this medicine is officially indicated as a component of adjuvant therapy for patients with primary breast cancer that shows evidence of axillary node tumor involvement.

This specific use is based on the official approval granted by government agencies.


Q: How quickly does Sendras start to have an observable effect?

A: Studies and official information indicate that the time it takes to see an initial response has been reported as variable across different patient groups.

This variability means that there is no single, fixed expectation for when the effects will become generally observable.


Q: Is it true that Sendras can cause changes in body weight or appetite?

A: Official safety notes indicate that a loss of appetite can occur during treatment.

This may sometimes lead to weight loss.


Q: Is Sendras available as a generic version?

A: The active ingredient in Sendras, which is Epirubicin hydrochloride, is available in the form of a generic product.

This classification is found in product information documents from regulatory bodies.


Q: What are the typical expected benefits after several weeks of using Sendras?

A: In its approved use as adjuvant therapy, the medicine’s primary aims are systemic. These therapeutic goals include the attempted eradication of micro metastasis (tiny, unseen spread of cells) and working to prolong disease-free survival.


Q: How does Sendras compare structurally to older medicines for this condition?

A: The active ingredient is chemically related to other medicines in its class. Specifically, official documents describe it as a semi-synthetic derivative of Daunorubicin and structurally related to Doxorubicin.

All of these are classified as Anthracyclines.


Q: Does alcohol interact with Sendras in a significant way?

A: Official guidance indicates that patients should discuss the consumption of alcohol with a healthcare professional.

This is because interactions between alcohol and some medicines may occur.


Q: Can Sendras be used by people with a history of kidney issues?

A: Regulatory notes indicate that no significant change in drug processing is expected if kidney function measures are below a certain level.

However, a lower starting dose may be considered by a prescriber for individuals with severe renal impairment.


Q: What is the risk of experiencing severe side effects with Sendras?

A: Official safety information documents the risk of severe reactions, including cardiotoxicity (heart damage), which is linked to the dose received. The development of secondary leukemia is also documented as a rare but serious outcome.

Finally, severe myelosuppression (reduction in blood cell counts) is a frequently reported adverse reaction associated with the medicine.


Q: How long do the common side effects of Sendras usually last?

A: Regulatory notes provide timing for specific effects. For instance, the most severe point of myelosuppression (low blood cell counts) typically occurs about 10 to 14 days following administration.

It is also noted that a specific pattern of delayed cardiotoxicity can manifest months or years after treatment is completed.


Q: Where can I find the most current official safety information about Sendras?

A: The most current safety information is detailed in the full Prescribing Information (also called the Summary of Product Characteristics).

These documents are published on the official websites of government regulatory agencies, such as the FDA and the EMA.


Q: What kind of research evidence supports the use of Sendras?

A: Official prescribing information is supported by the results of clinical studies.

These studies have evaluated the Epirubicin-containing regimen (FEC) by comparing its outcomes against other standard treatments in the approved patient population.


Q: Is Sendras approved for use in children or adolescents?

A: Official regulatory documentation clearly states that the safety and efficacy of this medicine have not been established for use in children and adolescents.


Q: What is the long-term safety information available for Sendras?

A: Long-term safety information available from official sources focuses on two main risks. These include the risk of developing delayed cardiotoxicity (heart damage) months or years after treatment.

It also covers the potential for a rare, increased risk of secondary acute myelogenous leukemia (AML).


Q: What are the known signs of a serious allergic reaction to Sendras?

A: Official safety notes detail the signs of a serious allergic reaction. These can include a severe rash or hives, swelling of the face, tongue, or throat, and difficulty breathing.


Q: What is the highest-level description of how Sendras works in the body?

A: The medicine is classified as an Anthracycline cytotoxic agent. It is understood to work primarily by forming complexes with DNA through intercalation (inserting itself between DNA base pairs) and by inhibiting the enzyme Topoisomerase II.

This mechanism is designed to interfere with the growth and reproduction of abnormal cells.


Q: When was Sendras first approved by major regulatory bodies like the FDA or EMA?

A: The medicine received approval from the US Food and Drug Administration (FDA) in 2006.

This specific approval was granted for a particular formulation and indication.


Q: Is Sendras a drug that requires a slow build-up or titration?

A: Official documentation states that the medicine is administered as an intravenous injection or infusion.

Its administration schedule is defined in specific cycles as detailed in regulatory regimens.


Q: Does Sendras typically cause headaches or dizziness?

A: Clinical trial data noted that headache was one of the commonly reported events during studies.

Official safety information also states that the medicine may cause temporary feelings of dizziness.


Q: What kind of monitoring is typically required while taking Sendras?

A: Regulatory documents indicate that regular monitoring of cardiac function is typically needed. This includes specific assessments of the Left Ventricular Ejection Fraction (LVEF) before, during, and after treatment.

This is done to help manage the risk of severe heart impairment.


Q: Does Sendras affect hormone levels in men or women?

A: Official safety notes indicate possible effects on the reproductive system. These include possible irreversible amenorrhea (loss of menstruation) in premenopausal women.

They also note the potential for chromosomal damage in human sperm.


Q: Is Sendras used in combination with other treatments for the condition?

A: Official regulatory documents specify that the medicine is indicated for use as a component of adjuvant therapy.

It is therefore administered in combination regimens alongside other approved antineoplastic agents.


Q: How long does the active substance of Sendras stay in the system?

A: Pharmacokinetic data shows that the concentration of the active substance in plasma declines through three phases over time.

The terminal half-life, which reflects the final phase of elimination, is approximately 33 hours.


Q: Is there any information on how Sendras affects driving or operating machinery?

A: Official information notes that the medicine may cause temporary episodes of nausea, vomiting, or feelings of tiredness or dizziness.

Because of these potential effects, the ability to drive or safely operate machinery could be temporarily impaired.


Q: Is Sendras known to affect energy levels or cause tiredness?

A: Official safety notes list unusual tiredness or weakness as a potential side effect.

This feeling can sometimes be associated with a drop in blood cell counts.


Q: Are there specific common foods or drinks that should be avoided while taking Sendras?

A: Official guidance indicates that a discussion about the consumption of specific foods or types of food with a healthcare professional may be appropriate.

This is because interactions between food and some medicines may occur.

How should Sendras be stored and disposed of?

How to Store and Dispose of Sendras (Epirubicin)

Official regulatory documents detail specific requirements for storing, handling, and disposing of Sendras (Epirubicin), a cytotoxic solution, to ensure stability and safety.


Storage Conditions

  • Temperature and Light: Store the unopened vial in a refrigerator between 2°C and 8°C (36°F and 46°F) and protect from light. The product must not be frozen.
  • Handling: Due to its cytotoxic nature, handling and preparation must follow special procedures using protective clothing. The product must be kept out of the sight and reach of children.
  • In-use Stability: Once diluted, the solution's stability is typically 24 hours when stored refrigerated. The solution must be visually inspected for precipitation before use.

Disposal

  • Cytotoxic Waste: Unused medicine and all related materials must be disposed of according to local procedures for cytotoxic agents.
  • Prohibition: The product must not be disposed of via wastewater or household waste.

Attention! Always consult to a doctor or pharmacist before using pills or medicines.

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