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

Immukin

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

Immukin (Recombinant Human Interferon Gamma 1b)

Interferon gamma-1b, the active ingredient in Immukin, is an interferon presented as a lyophilized powder for subcutaneous injection. It acts as an immunomodulator that enhances macrophage activity and promotes a Th1‑biased immune response, and it is indicated for patients with chronic granulomatous disease and severe malignant osteopetrosis.

GNH India supplies Immukin as a licensed, GDP‑compliant international pharmaceutical supplier serving hospitals, transplant centres, oncology centres, pharmacies and clinics worldwide. The company ensures stringent quality assurance and maintains cold‑chain logistics to preserve product stability.

Manufacturer / TM Owner

Clinigen Healthcare Ltd

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Indications & Clinical Uses

Immukin (interferon gamma‑1b) targets immune dysregulation in rare genetic and bone‑remodeling disorders.

  • Chronic granulomatous disease (CGD): enhances phagocyte killing capacity, reducing infection frequency.
  • Severe malignant osteopetrosis: modulates abnormal bone remodeling and supports hematopoiesis.
  • Mendelian susceptibility to mycobacterial disease (MSMD): improves host defense against mycobacterial infections.

How It Works

  • Interferon gamma‑1b binds to the interferon‑gamma receptor (IFN‑γR) on immune cells, triggering the JAK‑STAT signaling cascade. Activation of JAK1 and JAK2 leads to phosphorylation of STAT1, which dimerizes and translocates to the nucleus to induce transcription of genes involved in macrophage activation, antigen presentation, and Th1 differentiation. The resulting enhanced cellular immunity improves microbial clearance and influences bone remodeling pathways.

Side Effects

Interferon gamma‑1b may cause a range of adverse reactions, which are categorized by frequency and severity.

Common Side Effects

  • Flu‑like symptoms: chills, muscle aches, and malaise.
  • Injection‑site reactions: redness, swelling, or pain at the injection site.
  • Fever: transient elevation of body temperature.
  • Headache: mild to moderate intensity.

Serious or Rare Side Effects

  • Anaphylaxis: severe allergic reaction requiring immediate medical attention.
  • Autoimmune hepatitis: liver inflammation with elevated enzymes.
  • Hematologic abnormalities: neutropenia or thrombocytopenia.

Precautions & Warnings

When using Immukin, several precautions should be observed to ensure safety and maintain product efficacy.

  • Monitor blood counts: regular CBC to detect neutropenia or thrombocytopenia.
  • Assess hepatic function: check liver enzymes before and during therapy.
  • Screen for autoimmune disease: avoid in patients with active autoimmune disorders.
  • Avoid in severe renal impairment without dose adjustment.
  • Pregnancy and lactation: use only if potential benefit justifies risk; data are limited.
  • Store at 2‑8 °C: keep refrigerated, protect from light, do not freeze or shake.

Avoid Interactions

Interferon gamma‑1b can interact with other medicines, altering efficacy or safety.

Major Interactions (Avoid)

  • Live vaccines: may diminish vaccine efficacy or cause infection.
  • High‑dose corticosteroids: can blunt immunomodulatory effect.
  • Immunosuppressants (e.g., azathioprine): increase risk of infection.

Moderate Interactions (Monitor Closely)

  • Anticoagulants (warfarin): may enhance anticoagulant effect, monitor INR.
  • CYP450 substrates: interferon may affect metabolism of certain drugs; observe therapeutic levels.
  • Thyroid hormones: interferon can alter thyroid function; monitor thyroid tests.

Frequently Asked Questions

Immukin contains recombinant human interferon gamma‑1b and is prescribed for patients with chronic granulomatous disease and severe malignant osteopetrosis, where it helps correct immune dysfunction and abnormal bone remodeling.

It binds to the interferon‑gamma receptor on immune cells, activates the JAK‑STAT pathway, leading to STAT1‑mediated gene transcription that enhances macrophage activity, antigen presentation, and a Th1‑type immune response, thereby improving microbial clearance and influencing bone metabolism.

The dosage of Immukin is individualized; the prescribing physician determines the amount, frequency, and duration based on the patient’s condition, weight, and clinical response. No standard dose is provided here.

Safety data are limited; Immukin should be used in pregnancy or while nursing only if the potential therapeutic benefit outweighs the unknown risks. Consultation with a specialist is recommended.

To request Immukin, 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, cold‑chain shipping options, and necessary import documentation.

Compared with other interferons, interferon gamma‑1b uniquely activates macrophages and promotes Th1 immunity, making it especially effective for CGD and osteopetrosis, whereas interferon‑alpha primarily exerts antiviral effects. Choice depends on the specific disease indication and physician assessment.

Immukin must be stored refrigerated at 2 °C to 8 °C, protected from light, and must not be frozen or shaken. Vials should be kept in the original packaging until use to maintain stability.

Immukin is supplied as a lyophilized powder for reconstitution and is given by subcutaneous injection, typically in a clinical setting or by a trained caregiver following aseptic technique.

The most serious risks include severe allergic reactions such as anaphylaxis, autoimmune hepatitis, and hematologic abnormalities like neutropenia or thrombocytopenia, which require immediate medical evaluation.

Immukin is contraindicated in patients with known hypersensitivity to interferon gamma‑1b, those receiving live vaccines, and individuals with uncontrolled autoimmune disease or severe hepatic impairment, unless a specialist determines that benefits outweigh risks.

Published by

GNH India Pharmaceuticals Limited

Licensed pharmaceutical supplier

Last updated:

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