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1 ML peginterferon alfa-2a 0.18 MG/ML Injection [Pegasys]
0.18 MG/ML · Injection · injection
A form of peginterferon alfa-2a →
1 ML peginterferon alfa-2a 0.18 MG/ML Injection [Pegasys] — Interferons. Strength, form, class, interactions & more.
![1 ML peginterferon alfa-2a 0.18 MG/ML Injection [Pegasys]](https://dailymed.nlm.nih.gov/dailymed/image.cfm?setid=d9290e5b-6d40-2318-e053-2995a90a9916&name=pegasys-01.jpg)
Active ingredient
Classification
Drug interactions
The label indicates several drug interactions with peginterferon alfa-2a, including theophylline, methadone, nucleoside analogues, and zidovudine, each requiring monitoring and potential dose adjustments.
- moderatetheophylline — increased serum levels
- majormethadone — increased risk of methadone toxicity
- majornucleoside analogues — increased risk of treatment associated toxicities
- majorzidovudine — increased risk of severe neutropenia and anemia
Source: RxNorm + openFDA + RxClass + FAERS · 2026
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