Product image of Imatinib Amarox (Imatinib) supplied by GNH India

Imatinib Amarox

Active Ingredient:
Imatinib
Origin:
EU

Imatinib Amarox (Imatinib)

Imatinib, the active ingredient in Imatinib Amarox, is a tyrosine kinase inhibitor presented as a oral tablet for oral use. It treats chronic myeloid leukemia, Philadelphia chromosome‑positive acute lymphoblastic leukemia, and gastrointestinal stromal tumor in adult patients.

GNH India supplies Imatinib Amarox as a licensed, GDP‑compliant international pharmaceutical supplier serving hospitals, oncology centres, pharmacies and clinics worldwide.

Manufacturer / TM Owner

Amarox Pharma B.V.

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Indications & Clinical Uses

Imatinib Amarox belongs to the tyrosine kinase inhibitor class and is indicated for several malignancies driven by BCR‑ABL, c‑KIT or PDGFR signaling.

  • Chronic myeloid leukemia (CML): reduces leukemic cell proliferation and improves long‑term survival.
  • Philadelphia chromosome‑positive acute lymphoblastic leukemia (Ph+ ALL): induces remission by targeting the BCR‑ABL fusion protein.
  • Gastrointestinal stromal tumor (GIST): blocks c‑KIT driven tumor growth, leading to disease control.

How It Works

  • Imatinib selectively inhibits the ATP‑binding sites of BCR‑ABL, c‑KIT and PDGFR tyrosine kinases. By preventing phosphorylation of downstream substrates, it halts proliferative signaling pathways in malignant cells, leading to apoptosis or growth arrest of the targeted cancer cells.

Side Effects

Adverse reactions may occur with any tyrosine kinase inhibitor therapy.

Common Side Effects

  • Nausea: mild to moderate gastrointestinal upset.
  • Edema: peripheral swelling, often in the ankles.
  • Fatigue: generalized tiredness.
  • Diarrhea: loose stools, usually self‑limited.
  • Rash: mild skin eruptions.

Serious or Rare Side Effects

  • Hepatotoxicity: elevated liver enzymes or hepatitis.
  • Cardiotoxicity: decreased left ventricular ejection fraction.
  • Severe neutropenia: marked reduction in white blood cells.
  • Hemorrhage: bleeding complications, especially with concomitant anticoagulants.

Precautions & Warnings

Before initiating therapy, clinicians should assess baseline organ function and monitor throughout treatment.

  • Baseline labs: obtain complete blood count, liver and renal function tests.
  • Cardiac assessment: evaluate ejection fraction in patients with cardiac history.
  • Drug interactions: review concomitant medications for CYP3A4 substrates or inhibitors.
  • Pregnancy and lactation: avoid use unless benefits outweigh risks.
  • Store at ambient temperature: keep below 25 °C, retain in original packaging, protect from moisture and direct sunlight.

Avoid Interactions

Imatinib may alter the plasma concentrations of several co‑administered drugs.

Major Interactions (Avoid)

  • Strong CYP3A4 inhibitors (e.g., ketoconazole, clarithromycin): may increase imatinib exposure and toxicity.
  • Strong CYP3A4 inducers (e.g., rifampicin, carbamazepine): may reduce efficacy by lowering drug levels.

Moderate Interactions (Monitor Closely)

  • Acid‑reducing agents (e.g., proton pump inhibitors): can modestly decrease absorption.
  • Anticoagulants (e.g., warfarin): may enhance bleeding risk.
  • Vaccines: live attenuated vaccines should be avoided during therapy.

Frequently Asked Questions

Imatinib Amarox is a tyrosine kinase inhibitor indicated for the treatment of chronic myeloid leukemia, Philadelphia chromosome‑positive acute lymphoblastic leukemia, and gastrointestinal stromal tumor in adult patients. It works by targeting specific molecular drivers of these cancers to control disease progression.

Imatinib blocks the activity of BCR‑ABL, c‑KIT and PDGFR tyrosine kinases by occupying their ATP‑binding pockets. This inhibition stops downstream signaling that promotes malignant cell growth, leading to reduced proliferation and increased cell death in tumors that depend on these pathways.

The dosage of Imatinib Amarox is individualized by the prescribing clinician based on the specific indication, disease stage, patient weight, renal and hepatic function, and other clinical factors. Only a qualified healthcare professional should determine the appropriate regimen.

Imatinib is classified as contraindicated or to be used only when the potential benefit justifies the potential risk to the fetus. Limited data exist for breastfeeding, and the drug may be excreted in breast milk. Women who are pregnant, planning pregnancy, or nursing should discuss alternatives with their physician.

To place an order, submit an enquiry on the Imatinib Amarox product page at gnhindia.com, specifying the required quantity. GNH India works with hospitals, pharmacies and procurement teams worldwide, verifies trade or institutional credentials, and then provides pricing, availability, shipping details and any necessary import documentation.

Imatinib was the first BCR‑ABL inhibitor approved for chronic myeloid leukemia and remains a standard first‑line option. Newer agents such as dasatinib and nilotinib offer alternative potency and side‑effect profiles, but Imatinib’s long‑term safety data and cost‑effectiveness make it a widely used choice in many treatment guidelines.

Imatinib Amarox tablets should be stored at ambient temperature, below 25 °C, in the original container to protect from moisture and light. Keep the product out of reach of children and do not use if the packaging is damaged or the tablets appear discolored.

Imatinib Amarox is taken orally, usually once daily, with or without food as directed by the prescriber. Swallow the tablet whole with a glass of water; do not crush or chew unless specifically instructed by a healthcare professional.

Serious adverse events include hepatotoxicity, severe neutropenia, cardiac dysfunction (reduced left ventricular ejection fraction), and significant bleeding. Patients should be monitored regularly with liver function tests, complete blood counts and cardiac assessments, and any new symptoms should be reported promptly.

Imatinib Amarox is contraindicated in patients with known hypersensitivity to imatinib or any of its excipients. Caution is also advised for individuals with severe hepatic impairment, uncontrolled cardiac disease, or those taking strong CYP3A4 inducers or inhibitors that cannot be managed clinically.

Published by

GNH India Pharmaceuticals Limited

Licensed pharmaceutical supplier

Last updated:

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