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

Imatinib Teva

Active Ingredient:
Imatinib
Origin:
EU

Imatinib Teva (Imatinib)

Imatinib, the active ingredient in Imatinib Teva, is a tyrosine kinase inhibitor presented as an oral dosage form 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 Teva as a licensed, GDP‑compliant international pharmaceutical supplier serving hospitals, oncology centres, pharmacies and clinics worldwide.

Manufacturer / TM Owner

Teva B.V

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Indications & Clinical Uses

Imatinib acts on malignant cells driven by specific tyrosine‑kinase pathways and is indicated for several hematologic and solid‑tumor indications.

  • Chronic myeloid leukemia (CML): reduces leukemic cell proliferation and helps achieve disease control.
  • Philadelphia chromosome‑positive acute lymphoblastic leukemia (Ph+ ALL): improves remission rates and prolongs survival.
  • Gastrointestinal stromal tumor (GIST): inhibits tumor growth by targeting c‑KIT signaling.

How It Works

  • Imatinib selectively inhibits the BCR‑ABL fusion protein, as well as c‑KIT and PDGFR tyrosine kinases. By blocking these enzymes, it prevents downstream phosphorylation events that drive uncontrolled cell division, thereby reducing proliferation of malignant cells and inducing apoptosis in affected tissues.

Side Effects

Adverse reactions may vary in frequency and severity.

Common Side Effects

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

Serious or Rare Side Effects

  • Hepatotoxicity: elevated liver enzymes or liver injury.
  • Severe neutropenia: marked reduction in white blood cells increasing infection risk.
  • Cardiac failure: signs of reduced heart function such as shortness of breath.
  • Pulmonary hypertension: elevated pressure in lung arteries.
  • Severe allergic reactions: rash, swelling, or anaphylaxis.

Precautions & Warnings

Patients should be monitored for specific safety concerns before and during therapy.

  • Blood count monitoring: regular CBC to detect cytopenias.
  • Liver function assessment: periodic LFTs to identify hepatotoxicity.
  • Cardiac evaluation: baseline and periodic ECG for patients with cardiac history.
  • Hypersensitivity awareness: discontinue if severe rash or anaphylaxis occurs.
  • Pregnancy considerations: use only if potential benefit justifies potential risk.
  • Store at below 25°C: keep in the original pack, protect from moisture and direct sunlight.

Avoid Interactions

Imatinib may interact with other medicines, altering efficacy or safety.

Major Interactions (Avoid)

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

Moderate Interactions (Monitor Closely)

  • Warfarin: may enhance anticoagulant effect, requiring INR monitoring.
  • Loop diuretics: can exacerbate hypokalemia when combined.
  • QT‑prolonging agents: increase risk of cardiac arrhythmias, necessitating ECG surveillance.

Frequently Asked Questions

Imatinib Teva is prescribed for chronic myeloid leukemia, Philadelphia chromosome‑positive acute lymphoblastic leukemia, and gastrointestinal stromal tumor. In each case, the drug targets specific tyrosine‑kinase abnormalities that drive disease progression, helping to control tumor growth and improve patient outcomes.

Imatinib binds to the ATP‑binding site of BCR‑ABL, c‑KIT and PDGFR tyrosine kinases, blocking their activity. This inhibition stops downstream signaling pathways that promote cell division and survival, leading to reduced proliferation of malignant cells and, in many cases, induction of programmed cell death.

The dosage of Imatinib Teva 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 can determine the appropriate regimen.

Safety data for Imatinib Teva in pregnancy and lactation are limited. The drug should be used only if the potential benefit to the mother outweighs any possible risk to the fetus or infant. Women who are pregnant, planning pregnancy, or breastfeeding should discuss alternatives with their healthcare provider.

To place an order, submit an enquiry on the Imatinib Teva 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 and remains a standard of care for CML and Ph+ ALL. Compared with newer agents, it has a well‑characterized safety profile and extensive clinical experience, though some newer inhibitors may offer activity against resistant mutations or different dosing schedules.

Imatinib Teva should be stored at temperatures below 25 °C in its original packaging, protected from moisture and direct sunlight. Keeping the product in a dry, cool environment helps maintain its stability and potency throughout its shelf life.

Imatinib Teva is taken orally, usually once daily, with or without food as directed by the prescriber. The tablets should be swallowed whole with water and not crushed or chewed unless specifically instructed by a healthcare professional.

Serious adverse events can include liver toxicity, severe neutropenia, cardiac failure, pulmonary hypertension, and rare hypersensitivity reactions. Patients should be monitored regularly for signs of these conditions, and any concerning symptoms should be reported to a healthcare provider promptly.

Imatinib Teva is contraindicated in individuals with known hypersensitivity to imatinib or any of its excipients. Caution is also advised for patients with pre‑existing severe liver disease, uncontrolled cardiac conditions, or those taking medications that may cause dangerous drug interactions.

Published by

GNH India Pharmaceuticals Limited

Licensed pharmaceutical supplier

Last updated:

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