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 an oral tablet for oral use. It is indicated for the treatment of chronic myeloid 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 acts on malignant cells driven by specific tyrosine‑kinase pathways, providing disease‑modifying benefit in several hematologic and solid‑tumor indications.

  • Chronic Myeloid Leukemia (CML): reduces leukemic cell proliferation and improves long‑term survival.
  • Gastrointestinal Stromal Tumor (GIST): inhibits tumor growth and prolongs progression‑free survival.
  • Philadelphia‑positive Acute Lymphoblastic Leukemia (Ph+ ALL): contributes to remission induction and maintenance therapy.

How It Works

  • Imatinib selectively inhibits the BCR‑ABL fusion protein as well as the c‑KIT and PDGFR tyrosine kinases. By blocking these ATP‑binding sites, it prevents downstream signaling that drives uncontrolled cell division, leading to apoptosis of malignant cells while sparing most normal tissues.

Side Effects

Imatinib may cause a range of adverse reactions that vary in frequency and severity.

Common Side Effects

  • Nausea: mild to moderate upset stomach.
  • Edema: swelling of the extremities, especially ankles.
  • Fatigue: persistent tiredness not relieved by rest.
  • Diarrhea: loose stools occurring intermittently.

Serious or Rare Side Effects

  • Neutropenia: marked reduction in white blood cells, increasing infection risk.
  • Hepatotoxicity: elevated liver enzymes or liver injury.
  • Cardiac failure: signs of reduced heart function such as shortness of breath.
  • Severe bleeding: unusual bruising or hemorrhage.
  • Pulmonary hypertension: elevated pressure in lung arteries.
  • Interstitial lung disease: inflammation of lung tissue causing cough and dyspnea.

Precautions & Warnings

Before initiating therapy, clinicians should assess baseline health status and monitor for potential complications.

  • Monitor blood counts: perform regular CBC to detect cytopenias.
  • Assess liver function: periodic LFTs are recommended.
  • Evaluate cardiac status: watch for signs of heart failure.
  • Avoid use in patients with known hypersensitivity to imatinib.
  • Pregnancy: risk unknown; discuss benefits and risks with a physician.
  • Store at below 25°C: keep in the original pack, protect from moisture and light.

Avoid Interactions

Imatinib's metabolism and absorption can be altered by concomitant medicines, requiring careful review.

Major Interactions (Avoid)

  • Strong CYP3A4 inhibitors (e.g., ketoconazole): may increase imatinib exposure and toxicity.
  • CYP3A4 inducers (e.g., rifampin): may lower plasma levels and reduce efficacy.
  • Antacids containing aluminum or magnesium: can decrease oral absorption.

Moderate Interactions (Monitor Closely)

  • Warfarin: may raise INR; monitor coagulation parameters.
  • Loop diuretics (e.g., furosemide): may exacerbate fluid retention.
  • Live vaccines: reduced effectiveness; consider timing of vaccination.

Frequently Asked Questions

Imatinib Amarox is prescribed for chronic myeloid leukemia, gastrointestinal stromal tumor, and Philadelphia‑positive acute lymphoblastic leukemia. In each case the drug targets abnormal tyrosine‑kinase activity that drives uncontrolled cell growth, helping to achieve disease control and improve survival outcomes.

Imatinib binds to the ATP‑binding pocket of BCR‑ABL, c‑KIT and PDGFR tyrosine kinases, preventing phosphorylation of downstream substrates. This blockade stops proliferative signaling pathways, leading to apoptosis of malignant cells while largely sparing normal tissues.

The dose of Imatinib Amarox is individualized by the treating physician based on the specific indication, disease stage, patient weight, renal and hepatic function, and other clinical factors. Only a qualified prescriber can determine the appropriate regimen.

Safety data for Imatinib Amarox in pregnancy and lactation are limited. The potential risks to the fetus or infant are not well defined, so the drug should only be used if the prescriber determines that the potential benefit outweighs any possible harm.

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 targeted tyrosine‑kinase inhibitor approved for chronic myeloid leukemia and remains a standard first‑line option. Newer agents such as dasatinib or nilotinib may offer different potency or side‑effect profiles, but imatinib’s long‑term safety record and extensive clinical experience make it a widely used reference therapy.

Imatinib Amarox should be stored at temperatures below 25 °C in its original packaging. Keep the product away from excess moisture, direct sunlight, and sources of heat to maintain stability and potency throughout its shelf life.

Imatinib Amarox is taken orally, usually as a whole tablet with a glass of water. It can be taken with or without food, but consistent administration with respect to meals helps maintain stable absorption. Patients should follow the prescriber’s instructions regarding timing and any dose adjustments.

Serious adverse events include severe neutropenia, hepatotoxicity, cardiac failure, pulmonary hypertension, and rare interstitial lung disease. Patients should be monitored regularly for blood‑count changes, liver‑function abnormalities, and any new cardiac or respiratory symptoms, and report concerns promptly to their healthcare provider.

Imatinib Amarox is contraindicated in individuals with a known hypersensitivity to imatinib or any of its excipients. Caution is also advised for patients with pre‑existing severe liver impairment, uncontrolled heart failure, or those receiving strong CYP3A4 inducers that could markedly reduce drug exposure.

Published by

GNH India Pharmaceuticals Limited

Licensed pharmaceutical supplier

Last updated:

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