Pegasys 180 mcg (Peginterferon alfa-2a PFS) 180 mcg/0.5mL

Pegasys 180 mcg (peginterferon alfa-2a) is a prescription injectable solution used for chronic hepatitis B and C treatment. This prefilled syringe delivers 180 mcg per 0.5 mL dose for subcutaneous use. Always follow healthcare provider guidance when using this medication.

Strength

180 mcg/0.5mL

Manufacturer / TM Owner

ZR Pharma&

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Indications & Clinical Uses

Pegasys 180 mcg is prescribed to treat chronic hepatitis B and C infections by helping the immune system fight the virus. It may be used alone or combined with other antiviral medications depending on the patient's condition. This medication is not a cure but can help manage the disease. Always consult a doctor to determine if this treatment is appropriate.

Side Effects

Users may experience flu-like symptoms such as fever, fatigue, or muscle aches shortly after injection. These effects are usually temporary and may lessen over time. Some people report mild injection site reactions like redness or swelling. Keeping hydrated and resting can help manage these effects.

Precautions & Warnings

Store Pegasys 180 mcg in the refrigerator and protect it from light. Do not freeze or shake the prefilled syringe. Always check the solution for particles or discoloration before use. Discard any unused medication after the expiration date. Keep out of reach of children.

Avoid Interactions

Pegasys 180 mcg may interact with medications that affect the immune system or blood counts, such as certain chemotherapy drugs. Combining it with alcohol is not recommended as it may worsen side effects. Always inform your healthcare provider about all medications and supplements you are taking.

References

Frequently Asked Questions

Pegasys 180 mcg is used to treat chronic hepatitis B and C infections by helping the immune system respond to the virus.

It is given as a subcutaneous injection, typically once weekly, as directed by a healthcare professional.

Common side effects include flu-like symptoms, fatigue, and mild injection site reactions.

Pegasys 180 mcg is a prescription medication and should only be purchased with a valid prescription from a licensed pharmacy.

Store the prefilled syringe in the refrigerator and avoid freezing or exposing it to light.

Published by GNH India Pharmaceuticals Limited

Last updated: 17 Jun 2026

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