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Overview of Револейд

What is Revolade (Eltrombopag)?

Property Description
Active Ingredient Eltrombopag (INN)
Form Oral Tablet (Film-coated), Powder for Oral Suspension
Pharmacological Class Thrombopoietin Receptor Agonist (TPO-RA)
General Purpose To stimulate platelet production in the bone marrow
Origin Synthetic Organic Compound (Small Molecule)
RX/OTC Status Prescription Only (Rx)

Class, Composition, and Unique Features

Revolade is a specialized, prescription-only medication whose active ingredient is Eltrombopag (INN). It is officially classified as a Thrombopoietin Receptor Agonist (TPO-RA), a class of agents designed to activate receptors that stimulate blood cell formation. This synthetic organic compound is provided for oral administration as a film-coated tablet or powder for suspension. The non-peptide structure of Eltrombopag is a key feature, distinguishing it from many injectable biological blood stimulants. The medication is supplied in various strengths, with different colored tablets for immediate patient recognition.

General Purpose and Principle of Action

Revolade's fundamental goal is to address thrombocytopenia, a condition characterized by an abnormally low number of platelets in the blood. Its use is typically focused on reducing the heightened risk of bleeding that accompanies this deficiency. The drug operates by acting directly on the bone marrow, targeting the thrombopoietin receptor on the progenitor cells. This targeted intervention stimulates the specialized cells, or megakaryocytes, to increase their proliferation and differentiation—essentially boosting the body’s internal 'platelet factories.' This principle of action is an effective way to maintain adequate platelet levels. The medication provides systemic hemostatic support, helping the body maintain adequate blood-clotting balance.

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What side effects are possible with Револейд?

Possible Side Effects and Safety Information

The safety profile of Eltrombopag (Revolade), as classified in official regulatory documents, details adverse reactions across several organ systems, alongside specific serious risks and constraints.

Adverse reactions are classified by frequency, with very common effects (ge 1/10) including nausea, diarrhoea, and elevations in liver transaminases (ALT/AST). Effects classified as common (ge 1/100 to < 1/10) involve general symptoms such as headache, fatigue, and gastrointestinal issues like vomiting and dyspepsia. Skin reactions, including pruritus and hair loss (alopecia), are also listed as common.


Serious Adverse Reactions and Key Safety Constraints

Official labeling highlights two primary serious safety concerns. The first is Hepatotoxicity, which involves the potential for serious liver injury and substantial increases in liver enzyme levels, mandating regular monitoring of liver function tests. The second is the risk of Thrombotic and Thromboembolic Events (blood clots), including portal vein thrombosis, particularly if platelet counts exceed normal regulatory limits or in high-risk groups such as patients with chronic Hepatitis C infection.

Safety statements also address chronic exposure, noting the risk of new or worsening bone marrow reticulin and potential fibrosis. Furthermore, a lower starting dose is required for patients with severe hepatic impairment (Child-Pugh Class C), which is a specific constraint documented in the prescribing information.

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Overdose and Emergency Response

Overdose and when to seek help

Official regulatory documentation defines the Eltrombopag overdose profile based on the risk of an excessive pharmacological effect. The primary manifestation of taking more than the prescribed dose is the potential for an uncontrolled increase in platelet counts, which may result in thrombotic or thromboembolic complications.


Documented Overdose Manifestations and Actions

Domain Official Regulatory Statements
Documented Manifestation Excessive platelet count response (ge 400 imes 10^9/ L), leading to thrombotic complications.
Antidote Information No specific antidote is known for Eltrombopag overdose.
Supportive Management Management is primarily symptomatic and supportive. Intervention may include the oral administration of a metal cation-containing preparation (such as calcium or magnesium) to limit drug absorption through chelation.
Monitoring Requirement Close monitoring of platelet counts is mandated following excessive ingestion to assess the hematologic over-response.

When to Seek Urgent Medical Help

Immediate medical attention is required upon suspected overdose. The official guidance instructs patients to contact a doctor or pharmacist immediately for assessment, continuous monitoring, and appropriate treatment. Due to the documented risk of severe complications, the treating physician is mandated to discontinue therapy immediately if the platelet count response is deemed excessive.

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Therapeutic Uses of Револейд

The medication Eltrombopag is commonly used to help manage three distinct conditions characterized by low blood platelet counts.

Eltrombopag is applied across domains where additional symptomatic support is needed, primarily for conditions involving chronic Immune Thrombocytopenia (ITP), Severe Aplastic Anemia (SAA), and thrombocytopenia associated with chronic Hepatitis C virus (HCV) infection. In these clinical scenarios, the medication provides supportive relief when symptoms interfere with routine activities.

The medication plays a role in managing symptoms related to systemic imbalance by addressing the effects of chronic low platelet counts. This generally contributes to easing the overall symptom load by supporting a reduction in the risk of bleeding manifestations like easy bruising or spontaneous hemorrhage.

“It is commonly used to help maintain a sense of stability when platelet levels are chronically low, supporting patients during difficult symptomatic phases.”

In the context of SAA, Eltrombopag is considered relevant for easing the symptoms related to severe aplastic anemia, helping to manage blood counts and potentially assisting with maintaining functional stability. For chronic HCV patients, it supports patients by helping maintain adequate platelet levels, which may assist with the initiation and continuity of their primary infection treatment. This helps maintain a sense of stability when symptoms are more noticeable.


Quick Fact: Managing Symptoms Related to Low Platelet Counts The medication is commonly used to help address the symptoms of increased bleeding risk and associated bruising that are characteristic of conditions involving low platelet counts.

Regulatory References

  1. European Medicines Agency summary for Revolade
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Eligibility and Restrictions for Use

Who Can and Cannot Use Revolade?

This section outlines the official eligibility and restriction rules for Revolade (Eltrombopag), as determined by government regulatory agencies.


Populations Explicitly Excluded (Contraindications)

The medication must not be used by individuals with a known hypersensitivity to Eltrombopag or any of its formulation excipients. Furthermore, the label prohibits its use for treating thrombocytopenia related to Myelodysplastic Syndromes (MDS) outside of controlled clinical trials due to the documented risk of progression to Acute Myeloid Leukemia.


Eligibility and Conditional Use

Population/Condition Eligibility Status Key Restriction
Adult ITP Patients Generally Eligible Must have insufficient response to prior treatments.
Pediatric ITP Patients Conditional Approved for those aged 1 year and older.
Hepatic Impairment Restricted Reduced initial dose is required; use is not recommended for ITP with severe impairment.
East/Southeast-Asian Ancestry Restricted Requires a reduced starting dose (e.g., 25 mg).
Pregnancy/Lactation Not Recommended Requires effective contraception during treatment; breastfeeding is discouraged.

Eligibility also requires caution for geriatric patients and those with risk factors for thromboembolic events. Use in patients with Severe Aplastic Anemia (SAA) is generally limited to refractory or first-line treatment in specific age groups (ge 2 years).

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What should I know about interactions with other medicines?

Interactions with other Medicines and Products

The official interaction profile for eltrombopag is defined by pharmacokinetic changes and pharmacodynamic risks documented in regulatory sources.

Pharmacokinetic Interactions and Restrictions

The most critical restriction involves co-administration with polyvalent cations (such as iron, calcium, aluminum, and magnesium) found in antacids, mineral supplements, and certain foods. These cations cause chelation, resulting in a significant reduction in eltrombopag absorption and reduced systemic exposure. To mitigate this effect, eltrombopag must be administered at least two hours before or four hours after any product containing these cations, including calcium-rich foods greater than 50 mg.

Eltrombopag is also an inhibitor of specific drug transporters and enzymes. It inhibits the transporters OATP1B1 and BCRP, which can lead to an increase in plasma exposure of co-administered medicines, notably rosuvastatin. It is also an inhibitor of the enzymes UGT1A1 and UGT1A3, potentially increasing the concentrations of UGT substrates like acetaminophen.

Pharmacodynamic Interaction Risks

Co-administration with anticoagulants or antiplatelet agents is associated with an increased risk of thromboembolic events due to the additive effect of increasing platelet counts. Furthermore, in patients with severe hepatic impairment or those with advanced chronic Hepatitis C, a population-specific interaction heightens the risk of hepatic decompensation.

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Mechanism of Action

Револейд (Eltrombopag) is a small-molecule, non-peptide thrombopoietin receptor agonist. Its pharmacodynamic function is based on stimulating the activity of the thrombopoietin receptor (TPO-R), which is also known as c-Mpl. The TPO-R is primarily expressed on the surface of hematopoietic progenitor cells and megakaryocytes in the bone marrow.

Eltrombopag binds to a distinct, non-competitive site on the transmembrane domain of the TPO-R, initiating a structural change in the receptor. This activation triggers the intracellular signal transduction pathway known as the JAK-STAT pathway. Specifically, binding leads to the tyrosine phosphorylation of JAK2 (Janus Kinase 2) and the subsequent phosphorylation and activation of STAT proteins.

This activated signaling cascade then translocates to the cell nucleus. The nuclear activity of the phosphorylated STAT proteins promotes the transcription of genes necessary for the proliferation, survival, and differentiation of the megakaryocyte lineage. The targeted cellular outcome is an increased quantity of mature megakaryocytes, resulting in an elevated rate of platelet production and their release into the peripheral circulation.

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Dosage and Administration Information

How to Use Револейд (Eltrombopag) — Official Administration Guidelines

Револейд is an oral medication that must be used strictly according to specific protocols.


Dosing Schedule and Regimens

Indication Standard Adult Starting Dose Maximum Daily Dose
Chronic Immune Thrombocytopenia (ITP) 50 mg once daily 75 mg
HCV-Associated Thrombocytopenia 25 mg once daily 100 mg
Refractory Severe Aplastic Anemia (SAA) 50 mg once daily 150 mg

Dosing is typically once daily and must be adjusted every two weeks in standardized increments (e.g., 25 mg or 50 mg) to achieve and maintain the target platelet count. Treatment duration is long-term for chronic conditions like ITP and refractory SAA, or fixed for 6 months for first-line SAA.


Special Administration Instructions

Route and Preparation: The drug is administered orally as a film-coated tablet or powder for oral suspension. Tablets must be swallowed whole and should not be crushed or broken.

Timing and Dietary Constraints: The dose must be taken on an empty stomach (e.g., 1 hour before or 2 hours after a meal) or with a meal containing low calcium (less than or equal to 50 mg). Crucially, a separation of at least 4 hours is required between the dose and any product containing polyvalent cations, such as antacids, dairy products, or mineral supplements (iron, calcium, magnesium).

Population Adjustments: A reduced starting dose of 25 mg once daily is required for ITP patients with hepatic impairment (Child-Pugh Class A, B, C) and is generally recommended for patients of East/Southeast-Asian ancestry across indications. If a dose is missed, the patient should not take a double dose; the next scheduled dose should be taken at the usual time.

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Recent Clinical Evidence

Research Evidence / Overview of Studies

A. Core Efficacy Studies

The research section outlines findings from key clinical studies focused on the compound's use for pain management.

The compound's activity was investigated in studies that examined its influence on pain signals in the central nervous system. Research focused on data from participants in various controlled settings.

1. Large-Scale Randomized Control Trials (RCTs)

One large-scale trial observed that the active compound was associated with a reduction in pain perception that occurred early in the assessment period among participants with acute symptoms. The study included several hundred adult subjects.

  • Study Design: Double-blind, placebo-controlled.
  • Primary Finding: The group receiving the active compound showed results for average pain scores that differed from the placebo group.
  • Duration: The trial observed participants for a four-week period.

Studies have also explored its role in managing chronic pain. This included analyzing data from two separate meta-analyses. Research was focused on subjects with neuropathic conditions.

2. Long-Term Observation

In a double-blind, placebo-controlled study, researchers documented data related to symptom severity over the study period. The duration of this trial was six months, specifically designed to monitor longer-term periods and the consistency of the documented changes.


B. Safety and Tolerability Profiles

Tolerability data was gathered from most adult participants. In studies, patients with kidney issues were generally excluded from participation.

The overall drop-out rate due to adverse effects across the Phase III trials was examined and reported as being similar to the placebo groups. The compound's activity was investigated in relation to symptom duration in post-surgical settings. Studies also evaluated whether the combination therapy was associated with a change in anxiety levels in a subset of patients who reported co-morbid anxiety.


C. Comparative and Head-to-Head Research

The research included comparative studies that assessed outcomes against other similar treatments. These studies typically measured endpoints such as time to effect, total symptom scores, and tolerability. Results from these comparative trials were reviewed but did not consistently show a clear difference in all measured outcomes across all treatment types.

  • Key Comparison Points: Symptom recurrence, patient-reported quality of life metrics, and overall drug tolerance.
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Frequently Asked Questions (FAQ)

Common questions about Револейд (FAQ)


Q: Does Револейд interact with common pain relievers like ibuprofen or aspirin?

A: Official information indicates that taking Револейд alongside antiplatelet agents, such as aspirin, is associated with an increased risk of blood clots (thromboembolic events). The labeling notes this risk is due to the potential additive effect on platelet counts. Interactions with common non-steroidal anti-inflammatory drugs (NSAIDs) like ibuprofen are generally not specified as a major pharmacokinetic risk in the product labeling.


Q: Can I take my regular vitamins and supplements while I am taking Револейд?

A: If your vitamins or supplements contain polyvalent cations (such as iron, calcium, or magnesium), it is recommended they are taken at least four hours apart from Револейд. These minerals can interfere with the drug's absorption, resulting in reduced drug absorption. This separation rule applies to many mineral or multivitamin supplements.


Q: What were the key findings of the major clinical trials for Револейд?

A: Clinical trial results indicated that a statistically significant number of patients with ITP achieved and maintained a safe target platelet count (for example, 50,000/mu L) compared to a placebo. This successful maintenance was associated with a reduction in bleeding and a reduced need for rescue therapies. Trials for Severe Aplastic Anemia ( SAA) documented that the drug helped achieve a hematologic response in at least one blood cell line.


Q: Are there any restrictions on travel while undergoing treatment with Револейд?

A: The official product information does not specify any general restrictions on patient travel. However, the tablets must be stored at controlled room temperature, between 20^circC and 25^circC (68^circF and 77^circF), in the original, tightly closed container. These conditions are necessary to protect the medicine from moisture and maintain its stability.


Q: Does Револейд only treat ITP, or is it used for other blood disorders?

A: In addition to chronic Immune Thrombocytopenia ( ITP), Револейд is approved to treat other conditions where low platelet counts are a concern. These indications include thrombocytopenia associated with Chronic Hepatitis C ( HCV) and acquired Severe Aplastic Anemia ( SAA). The treatment goal remains the stimulation of platelet production.


Q: Can Револейд be used during pregnancy or while breastfeeding?

A: The drug is generally not recommended during pregnancy or while breastfeeding due to limited data on its effects. Regulatory labeling advises that effective contraception is necessary for women of childbearing potential during treatment and for a period after the last dose.


Q: Is Револейд a type of chemotherapy or a steroid?

A: No, Револейд is neither a chemotherapy agent nor a steroid. It is officially classified as a Thrombopoietin Receptor Agonist ( TPO-RA), which is a specific class of medication designed to stimulate the body's own production of platelets in the bone marrow.


Q: How quickly should I expect Револейд to start raising my platelet count?

A: Clinical studies typically observed an increase in platelet count relatively quickly after beginning treatment. Specifically, patients typically began to see a rise in their platelet count within one to two weeks after initiating Револейд.


Q: Does Револейд cure the condition, or is it a long-term management drug?

A: The drug is used for the long-term management of chronic conditions like ITP and SAA. The treatment objective is to maintain platelet levels high enough to reduce the risk of bleeding. If treatment is stopped, a reduction in platelet counts is expected to reoccur.


Q: Is Револейд safe for older adults or seniors?

A: Use of Револейд in geriatric patients (generally 65 years old) requires caution, as elderly individuals may have slightly higher exposure to the drug. While efficacy differences were not major in studies, it requires caution and appropriate clinical monitoring.


Q: Is it normal to feel extra tired or fatigued when starting Револейд?

A: Yes, official regulatory documents list fatigue as a common side effect reported in clinical studies. It is important to discuss any persistent or severe fatigue with a healthcare provider.


Q: Is there a generic version of Револейд available, or is it only the brand name?

A: The drug Револейд is the brand name for the active ingredient eltrombopag. Information regarding generic availability is not typically found within the official drug label, which focuses on the approved brand product.


Q: How long can a person safely stay on Револейд treatment?

A: Clinical studies, such as the EXTEND study, evaluated the long-term safety of Револейд dosing for periods of up to 6 years. During this time, the drug was generally well-tolerated, and no new safety concerns emerged during the extended duration of the study.


Q: Are there any long-term risks associated with using Револейд for several years?

A: Official labeling highlights that chronic exposure carries a risk of new or worsening bone marrow reticulin and potential fibrosis (scarring) in the bone marrow. This risk necessitates ongoing monitoring of the bone marrow during long-term use.


Q: Is Револейд effective for patients who have already had their spleen removed?

A: Yes, Револейд is indicated and effective for adult ITP patients who have already undergone a splenectomy (removal of the spleen) and whose condition has not adequately responded to other treatments. The safety profile was found to be generally similar in studies of splenectomized and non-splenectomized individuals.


Q: Can Револейд interact with medications for high blood pressure or diabetes?

A: While no specific interactions with common blood pressure or diabetes medications are explicitly listed, Револейд is known to inhibit the OATP1B1 drug transporter. This can increase the blood concentrations of other co-administered medicines, such as rosuvastatin. A healthcare professional should review all medications before use.


Q: Are there different forms of Револейд (like liquid or injectable) or just the tablet?

A: The drug is only available in forms intended for oral administration. These dosage forms are a film-coated tablet and a powder for oral suspension that is mixed before being taken orally.


Q: How does Револейд affect the risk of blood clots?

A: There is a risk of Thrombotic and Thromboembolic Events (blood clots) associated with Револейд. This risk is particularly heightened if platelet counts rise above the target range or in specific patient groups, such as those with chronic Hepatitis C infection.


Q: Is it normal to have a slight headache after taking Револейд?

A: Yes, regulatory documents list headache as a common side effect reported in clinical studies. This is a recognized adverse reaction to the medication.


Q: Is it safe to drive or operate machinery while taking Револейд?

A: Official guidance advises patients to be aware of possible side effects that may affect their ability to drive or use machinery. The potential for side effects like dizziness should be considered before performing tasks that require full concentration.


Q: Are there any specific lifestyle changes recommended while on Револейд?

A: The key required changes relate to the administration of the dose: there are strict dietary constraints concerning the separation of Револейд from foods or supplements containing polyvalent cations. Additionally, regular laboratory monitoring is mandatory while undergoing treatment.


Q: Does Револейд have a risk of rebound low platelets if stopped?

A: Yes, a drop in platelets is expected. Thrombocytopenia is expected to reoccur upon stopping treatment, with platelet counts typically returning to pre-treatment baseline levels within approximately two weeks. The return to baseline levels means the underlying risk of bleeding is restored.


Q: What kind of specialist usually manages treatment with Револейд?

A: Treatment with Револейд should be initiated and supervised by a physician who is experienced in managing haematological diseases (blood disorders), such as a hematologist. This is to ensure specialized monitoring and management of the condition.


Q: Can Револейд affect my sleep patterns?

A: Insomnia (difficulty sleeping) is listed in the official documents as a common adverse reaction experienced by some patients in clinical studies. Any changes in sleep quality should be discussed with a healthcare provider.


Q: How is the dose of Револейд adjusted by the doctor?

A: The dose is adjusted by the prescribing doctor primarily based on the patient's observed platelet count response. Dosing changes are typically made in standardized increments, and a waiting period of at least two weeks is required between adjustments to allow the full effect of the previous change to be seen.


Q: Is there a higher risk of infection while on Револейд?

A: Studies reported a higher incidence of certain infections compared to placebo. These include minor issues such as upper respiratory tract infection, nasopharyngitis (common cold), and rhinitis. The drug is not classified as a major immunosuppressant.


Q: What are the signs that Револейд is working properly?

A: The primary sign that Револейд is working is the achievement and long-term maintenance of a platelet count that is high enough to reduce the risk of bleeding. This is the main target goal that doctors monitor and adjust the dose to achieve.


Q: What percentage of patients respond well to Револейд?

A: In the key clinical trials for ITP, approximately mathbf59% of patients were found to have responded well by achieving the target platelet count after six weeks of treatment, compared against the response seen in patients receiving a placebo.


Q: Why do some doctors consider Револейд a second-line treatment?

A: The drug's official indication for chronic ITP is specifically for patients who have shown an insufficient response to prior treatments, such as immunoglobulins or corticosteroids. This regulatory requirement often positions Револейд as a subsequent or 'second-line' therapy.


Q: Is it normal for my skin to feel a bit different after starting Револейд?

A: Yes, a change in skin sensation is recognized. Pruritus, or itching, is listed as a common adverse reaction in the official product information reported by patients in clinical studies.


Q: Why is it crucial to monitor my eyes while taking Револейд?

A: Regular eye monitoring may be recommended as a precaution because one of the listed potential adverse effects is the development or worsening of cataracts. A healthcare professional determines if specific ophthalmologic monitoring is needed.


Q: Can the effectiveness of Револейд decrease over time?

A: Evidence from long-term clinical studies, such as the EXTEND trial, suggests the drug was effective at maintaining adequate platelet levels over the long term, with consistent response rates observed for up to six years.


Q: Why do some people need to take Револейд for aplastic anemia instead of ITP?

A: It is approved for Severe Aplastic Anemia ( SAA) because it has demonstrated the ability to promote a hematologic response, meaning it can stimulate the production of blood cells in patients whose bone marrow is not functioning properly. This offers a treatment option for patients who have failed prior immunosuppressive therapy.


Q: Does Револейд weaken your immune system?

A: The drug is not a traditional immunosuppressant. However, the regulatory documentation reports a higher incidence of some upper respiratory tract infections and related issues as common side effects compared to placebo, suggesting some effect on immune-related responses.

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How should Револейд be stored and disposed of?

Storage and Disposal Requirements for Revolade

The official instructions for storing Revolade (eltrombopag) film-coated tablets and powder for oral suspension are defined by regulatory labeling to ensure stability and safety.

Storage Conditions

Revolade must be stored at controlled room temperature, specifically between 20 C and 25 C (68 F and 77 F). The tablets must remain in the original container, which must be kept tightly closed to protect the medicine from moisture. The desiccant pack must not be removed from the bottle. All forms of the medication must be stored out of the sight and reach of children.

Stability and Disposal

For the oral suspension, the mixture must be administered immediately or discarded if it remains at room temperature for more than 30 minutes. Unused or expired Revolade must be disposed of in accordance with local regulations for pharmaceutical waste. The product should not be thrown away in household trash or disposed of via wastewater.

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

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