Pegin Injection 180 mcg/0.5 ml contains Peginterferon alfa-2a, a long-acting pegylated form of interferon alfa-2a. It is used in the treatment of chronic viral hepatitis infections, particularly hepatitis B and hepatitis C, under specialist supervision. It works by enhancing the body’s immune response to fight viral infections and suppress viral replication.

রেজিস্টার্ড চিকিৎসকের পরামর্শ অনুযায়ী ঔষধ সেবন করুন

Composition

• Active Ingredient: Peginterferon alfa-2a (Pegylated Interferon alfa-2a)
• Strength: 180 mcg per 0.5 ml

Mechanism of Action

Peginterferon alfa-2a is an immunomodulatory agent that activates antiviral proteins within cells. It enhances the immune system’s ability to recognize and eliminate virus-infected cells while inhibiting viral replication. The pegylated formulation provides a longer half-life, allowing sustained antiviral activity with less frequent dosing.

Indications

Pegin Injection is indicated for:

• Chronic Hepatitis B infection (HBeAg-positive and HBeAg-negative)
• Chronic Hepatitis C infection (in combination therapy as per guidelines)
• Selected cases of viral hepatitis as determined by a hepatologist or infectious disease specialist

Dosage and Administration

• Administered as a subcutaneous injection by healthcare professionals or trained patients
• Usually given once weekly as prescribed by a specialist
• Dose and duration depend on viral genotype, liver condition, and treatment response
• Strict adherence to treatment schedule is required

Benefits

• Helps suppress hepatitis virus replication
• Improves liver function and reduces disease progression
• Long-acting formulation allows weekly dosing
• Enhances immune response against viral infections
• Supports long-term management of chronic hepatitis

Possible Side Effects

Common side effects may include:

• Flu-like symptoms (fever, chills, fatigue)
• Headache
• Muscle and joint pain
• Loss of appetite
• Mood changes or depression

Serious side effects may include bone marrow suppression, severe depression, or thyroid dysfunction.

Precautions and Warnings

• Must be used under strict specialist supervision
• Regular blood tests and liver function monitoring are required
• Not recommended during pregnancy or breastfeeding
• Use caution in patients with psychiatric disorders
• Dose adjustment may be required in renal or hepatic impairment
• Inform doctor about all current medications

রেজিস্টার্ড চিকিৎসকের পরামর্শ অনুযায়ী ঔষধ সেবন করুন

Storage

• Store in a refrigerator (2°C to 8°C)
• Do not freeze
• Protect from light
• Keep out of reach of children

Conclusion

Pegin Injection 180 mcg/0.5 ml (Peginterferon alfa-2a) is an immunomodulatory antiviral medicine used for the treatment of chronic hepatitis B and C infections. It helps control viral replication and supports liver health when used under specialist medical supervision.