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

Imatinib Grindeks

Active Ingredient:
Imatinib
Origin:
EU

Imatinib Grindeks (Imatinib)

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

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

Manufacturer / TM Owner

Grindeks

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Indications & Clinical Uses

Imatinib is a tyrosine kinase inhibitor used in hematologic and solid tumor indications.

  • Chronic myeloid leukemia (CML): reduces leukemic cell proliferation and achieves durable hematologic and cytogenetic responses.
  • Philadelphia chromosome‑positive acute lymphoblastic leukemia (Ph+ ALL): improves remission rates and overall survival when combined with chemotherapy.
  • Gastrointestinal stromal tumor (GIST): inhibits tumor growth in patients with KIT or PDGFRA mutations.

How It Works

  • Imatinib binds to the ATP‑binding site of BCR‑ABL, c‑KIT and PDGFR tyrosine kinases, stabilizing them in an inactive conformation. This blocks downstream signaling pathways that drive cell proliferation and survival, leading to apoptosis of malignant cells that depend on these kinases for growth.

Side Effects

Imatinib may cause a range of adverse reactions, varying from mild to severe.

Common Side Effects

  • Nausea: mild to moderate gastrointestinal upset.
  • Edema: peripheral swelling, especially around ankles.
  • Fatigue: general tiredness or lack of energy.
  • Diarrhea: loose stools, often self‑limiting.

Serious or Rare Side Effects

  • Hepatotoxicity: elevated liver enzymes or hepatitis.
  • Cardiac failure: reduced left ventricular ejection fraction.
  • Severe neutropenia: marked decrease in neutrophil count increasing infection risk.

Precautions & Warnings

When prescribing Imatinib, clinicians should consider several precautionary measures to ensure safe use.

  • Monitor liver function: perform baseline and periodic LFTs.
  • Assess cardiac status: evaluate ejection fraction before and during therapy.
  • Check blood counts: regular CBC to detect cytopenias.
  • Evaluate drug interactions: review concomitant medications for CYP3A4 modulators.
  • Store at ambient temperature: keep below 25°C in original container, protect from moisture.

Avoid Interactions

Imatinib interacts with several medicines that can alter its plasma concentration or increase toxicity.

Major Interactions (Avoid)

  • Strong CYP3A4 inducers (e.g., rifampin, carbamazepine): markedly reduce Imatinib exposure.
  • Strong CYP3A4 inhibitors (e.g., ketoconazole, clarithromycin): increase Imatinib levels and risk of adverse effects.

Moderate Interactions (Monitor Closely)

  • Acid‑reducing agents (e.g., proton pump inhibitors, antacids): may lower absorption, monitor therapeutic response.
  • Concomitant anticoagulants (e.g., warfarin): may enhance bleeding risk, monitor INR.
  • Live attenuated vaccines: potential reduced efficacy, assess timing.

Frequently Asked Questions

Imatinib Grindeks is used to treat chronic myeloid leukemia, Philadelphia chromosome‑positive acute lymphoblastic leukemia, and gastrointestinal stromal tumors that express KIT or PDGFRA mutations. It is prescribed for patients who meet specific diagnostic criteria and for whom targeted tyrosine‑kinase inhibition is appropriate.

Imatinib blocks the ATP‑binding pocket of BCR‑ABL, c‑KIT and PDGFR tyrosine kinases, locking them in an inactive state. This inhibition stops downstream signaling that drives uncontrolled cell division, leading to reduced tumor growth and induction of apoptosis in malignant cells dependent on these pathways.

The dose of Imatinib Grindeks is individualized by the prescribing physician based on the specific indication, disease stage, patient weight, renal and hepatic function, and concomitant therapies. Only a qualified healthcare professional should determine the appropriate regimen.

Safety data for Imatinib during pregnancy and lactation are limited. It is generally advised to avoid use in pregnant or nursing women unless the potential benefit justifies the potential risk to the fetus or infant. Physicians should discuss alternative options and risk mitigation strategies with patients.

To order Imatinib Grindeks, submit an enquiry on the 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 required import documentation.

Imatinib is often compared with second‑generation BCR‑ABL inhibitors such as dasatinib and nilotinib. While Imatinib has a well‑established safety profile and is effective for many patients, the newer agents may offer faster molecular responses but can have different toxicity patterns. Choice of therapy depends on disease characteristics, prior treatment, and patient tolerance.

Imatinib Grindeks should be stored at ambient temperature, below 25 °C, in its original packaging to protect it from moisture and light. Keep the product out of reach of children and avoid storing in areas with high humidity or direct sunlight.

Imatinib Grindeks is taken orally, usually with a glass of water. It can be taken with or without food, but patients should follow the prescribing physician’s instructions regarding timing relative to meals to ensure consistent absorption.

Serious risks include hepatotoxicity, cardiac dysfunction such as reduced left‑ventricular ejection fraction, and severe neutropenia that can predispose to infections. Patients should be monitored regularly for liver enzymes, cardiac function, and complete blood counts, and any concerning symptoms reported promptly.

Imatinib Grindeks is contraindicated in patients with known hypersensitivity to imatinib or any of its excipients. Caution is also advised for individuals with pre‑existing severe liver impairment, uncontrolled heart failure, or those taking strong CYP3A4 inducers that could diminish drug efficacy.

Published by

GNH India Pharmaceuticals Limited

Licensed pharmaceutical supplier

Last updated:

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