Product image of Imakrebin (Imatinib) supplied by GNH India

Imakrebin

Active Ingredient:
Imatinib
Origin:
EU

Imakrebin (Imatinib)

Imatinib, the active ingredient in Imakrebin, is a tyrosine kinase inhibitor presented as a tablet for oral use. It is used to treat certain blood cancers and gastrointestinal stromal tumors in adult patients.

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

Manufacturer / TM Owner

Zentiva, K.S.

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Indications & Clinical Uses

Imakrebin is a targeted therapy that interferes with abnormal tyrosine‑kinase signaling in specific malignancies.

  • Chronic myeloid leukemia (CML): provides disease control by inhibiting BCR‑ABL kinase activity.
  • Philadelphia chromosome‑positive acute lymphoblastic leukemia (Ph+ ALL): helps achieve remission through the same molecular blockade.
  • Gastrointestinal stromal tumor (GIST): reduces tumor size and progression by targeting c‑KIT and PDGFR kinases.

How It Works

  • Imatinib binds competitively to the ATP‑binding pocket of BCR‑ABL, c‑KIT and PDGFR tyrosine kinases, preventing phosphorylation of downstream substrates. This inhibition blocks proliferative and survival signaling pathways in malignant cells, leading to reduced tumor growth and induction of apoptosis.

Side Effects

Adverse reactions may vary in frequency and severity.

Common Side Effects

  • Nausea: mild to moderate gastrointestinal upset.
  • Edema: peripheral swelling, often in the ankles.
  • Fatigue: persistent tiredness affecting daily activities.
  • Diarrhea: loose stools that may be watery.

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.

Precautions & Warnings

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

  • Blood count monitoring: perform complete blood counts regularly to detect cytopenias.
  • Liver function assessment: check hepatic enzymes at baseline and periodically.
  • Cardiac evaluation: assess cardiac status in patients with pre‑existing heart disease.
  • Pregnancy considerations: avoid use during pregnancy unless benefits outweigh risks; safety data are limited.
  • Dose adjustment in hepatic impairment: consider reduced dosing in moderate to severe liver dysfunction.
  • Store at below 25°C: keep in the original packaging, protect from moisture and direct sunlight.

Avoid Interactions

Imakrebin may interact with other medicines that affect its metabolism or increase toxicity.

Major Interactions (Avoid)

  • Strong CYP3A4 inhibitors (e.g., ketoconazole, itraconazole): may raise imatinib plasma levels.
  • Strong CYP3A4 inducers (e.g., rifampin, carbamazepine): may lower efficacy by reducing drug exposure.
  • Antacids containing aluminum or magnesium: can decrease oral absorption of imatinib.

Moderate Interactions (Monitor Closely)

  • Warfarin: may enhance anticoagulant effect, requiring INR monitoring.
  • Non‑steroidal anti‑inflammatory drugs (NSAIDs): increase risk of gastrointestinal bleeding.
  • Live vaccines: immunosuppression may reduce vaccine efficacy; avoid if possible.

Frequently Asked Questions

Imakrebin, containing imatinib, is prescribed for chronic myeloid leukemia, Philadelphia chromosome‑positive acute lymphoblastic leukemia, and gastrointestinal stromal tumors. These diseases share abnormal tyrosine‑kinase activity that imatinib specifically inhibits, helping to control disease progression.

Imatinib blocks the ATP‑binding sites of BCR‑ABL, c‑KIT and PDGFR tyrosine kinases. By preventing these enzymes from phosphorylating downstream proteins, the drug stops the signaling pathways that drive uncontrolled cell growth, leading to reduced tumor proliferation and increased cancer cell death.

The exact dose of Imakrebin is determined by the prescribing physician based on the specific indication, disease stage, patient weight, renal and hepatic function, and other clinical factors. Dosage adjustments are made individually and should follow the prescriber’s written instructions.

Safety data for imatinib in pregnancy and lactation are limited, and the product is classified as having an unknown pregnancy category. It should only be used if the potential benefit justifies the potential risk to the fetus. Breastfeeding is generally not recommended while on therapy.

To place an order, submit an enquiry on the Imakrebin 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 (including any cold‑chain requirements) and necessary import documentation.

Imakrebin (imatinib) was the first BCR‑ABL inhibitor approved and remains a standard of care for CML and Ph+ ALL. Newer agents such as dasatinib or nilotinib may offer potency against certain resistant mutations, but imatinib’s long‑term safety profile and extensive clinical experience make it a widely used first‑line option.

Imakrebin tablets should be stored at temperatures below 25 °C, in the original container, protected from moisture and direct sunlight. Do not store in bathrooms or near heat sources, and keep out of reach of children.

Imakrebin is taken orally, usually with a glass of water. It can be taken with or without food, but patients should follow any specific instructions from their healthcare provider regarding timing relative to meals.

Serious risks include hepatotoxicity, severe neutropenia, cardiac failure, and rare but life‑threatening skin reactions such as Stevens‑Johnson syndrome. Patients should be monitored regularly for liver enzymes, blood counts and cardiac function, and any signs of severe adverse reactions should prompt immediate medical evaluation.

Imakrebin is contraindicated in patients with known hypersensitivity to imatinib or any of its excipients. Caution is advised in individuals with pre‑existing severe liver disease, uncontrolled cardiac conditions, or those who are pregnant without a clear benefit‑risk assessment.

Published by

GNH India Pharmaceuticals Limited

Licensed pharmaceutical supplier

Last updated:

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