Product image of Imukin (Recombinant Human Interferon Gamma 1b) supplied by GNH India

Imukin

Active Ingredient:
Recombinant Human Interferon Gamma 1b
Origin:
EU

Imukin (Recombinant Human Interferon Gamma 1b)

Recombinant Human Interferon Gamma 1b, the active ingredient in Imukin, is an Interferon presented as a lyophilized powder for injection for subcutaneous use. It is indicated for chronic granulomatous disease and severe malignant osteopetrosis, where it modulates immune function and bone remodeling.
GNH India supplies Imukin as a licensed, GDP‑compliant international pharmaceutical supplier serving hospitals, transplant centres, oncology centres and pharmacies worldwide.

Manufacturer / TM Owner

Clinigen Healthcare B.V.

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Indications & Clinical Uses

Imukin is an interferon‑gamma product that acts on immune‑deficiency and bone‑remodeling pathways.

  • Chronic granulomatous disease: enhances macrophage killing capacity to reduce recurrent infections.
  • Severe malignant osteopetrosis: stimulates osteoclast activity to improve bone resorption and alleviate disease severity.

How It Works

  • Recombinant interferon‑gamma binds to the interferon‑gamma receptor on immune cells, triggering the JAK‑STAT signaling cascade. This activation up‑regulates MHC class I and II expression, promotes Th1‑type cytokine production, and enhances macrophage antimicrobial activity, while also influencing osteoclast differentiation and function.

Side Effects

Interferon‑gamma therapy is associated with a range of adverse reactions.

Common Side Effects

  • Flu‑like symptoms: fever, chills, and muscle aches.
  • Injection‑site reactions: redness, swelling, or pain at the site.
  • Fatigue and headache.
  • Nausea or mild gastrointestinal upset.

Serious or Rare Side Effects

  • Hematologic abnormalities such as neutropenia or anemia.
  • Elevated liver enzymes indicating hepatic stress.
  • Autoimmune phenomena, including lupus‑like syndrome.
  • Severe allergic reactions or anaphylaxis.
  • Pulmonary toxicity presenting as dyspnea or interstitial lung changes.

Precautions & Warnings

Patients receiving Imukin should be monitored for safety and efficacy.

  • Blood counts: regularly assess for neutropenia or anemia.
  • Liver function: monitor transaminases during therapy.
  • Autoimmune disease: evaluate for new or worsening autoimmune symptoms.
  • Cardiac status: use cautiously in patients with severe cardiac disease.
  • Hypersensitivity: discontinue if a serious allergic reaction occurs.
  • Store at 2-8°C: keep refrigerated, protect from light, do not freeze or shake.

Avoid Interactions

Interferon‑gamma can interact with several drug classes, requiring careful management.

Major Interactions (Avoid)

  • Live vaccines: increased risk of infection due to immune modulation.
  • High‑dose corticosteroids or other potent immunosuppressants: may diminish therapeutic effect.
  • Anticoagulants (e.g., warfarin): potential for enhanced bleeding risk.

Moderate Interactions (Monitor Closely)

  • CYP450 substrates: possible alteration of metabolism.
  • Antihistamines: may mask fever, a common side effect.
  • Concurrent interferons or other immunomodulators: additive toxicity risk.

Frequently Asked Questions

Imukin, containing recombinant human interferon‑gamma, is approved for the treatment of chronic granulomatous disease, a primary immunodeficiency, and severe malignant osteopetrosis, a rare bone disorder characterized by excessive bone density.

The molecule binds to interferon‑gamma receptors on immune cells, activating the JAK‑STAT pathway. This leads to increased expression of major histocompatibility complex molecules, enhanced macrophage antimicrobial activity, promotion of Th1 immune responses, and stimulation of osteoclast differentiation, which together address the underlying disease processes.

The specific dose and dosing schedule of Imukin are determined by the prescribing clinician based on the patient’s age, weight, disease severity, and response to therapy. Healthcare professionals tailor the regimen to achieve optimal therapeutic benefit while minimizing adverse effects.

The safety of Imukin in pregnancy and lactation has not been fully established. It should only be used if the potential benefit justifies the potential risk to the fetus or infant, and the decision should be made by a qualified healthcare provider after careful consideration.

To place an order, submit an enquiry on the Imukin 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, cold‑chain shipping details, and any necessary import documentation.

Imukin (interferon‑gamma) differs from interferon‑alpha or beta products in its target receptor and immunologic effects. While interferon‑alpha primarily enhances antiviral defenses, interferon‑gamma specifically activates macrophages and promotes Th1‑type immunity, making it the preferred choice for conditions like chronic granulomatous disease and malignant osteopetrosis.

Imukin should be stored at 2‑8 °C in a refrigerator. Keep the vial in its original packaging, protect it from light, and avoid freezing or shaking the lyophilized powder. Do not use the product if it has been exposed to temperatures outside this range.

Imukin is supplied as a lyophilized powder for injection. After reconstitution with the appropriate diluent, it is administered subcutaneously by a healthcare professional according to the prescribing information and the patient’s individualized dosing schedule.

Serious risks include hematologic abnormalities such as neutropenia or anemia, significant liver enzyme elevations, autoimmune reactions (e.g., lupus‑like syndrome), severe allergic responses including anaphylaxis, and pulmonary toxicity. Patients should be monitored regularly for these events.

Imukin is contraindicated in individuals with known hypersensitivity to interferon‑gamma or any excipients in the formulation. Caution is advised for patients with severe cardiac disease, active autoimmune disorders, or those receiving live vaccines, as these conditions may increase the risk of adverse outcomes.

Published by

GNH India Pharmaceuticals Limited

Licensed pharmaceutical supplier

Last updated:

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