Answer
Breastfeeding should be discontinued before starting Pegasys (peginterferon alfa-2a) because of potential adverse reactions in breastfed infants; whether peginterferon alfa-2a or its metabolites enter human milk is unknown.
Sources for this answer
- Pegasys 90 micrograms, 135 micrograms and 180 micrograms solution for injection in pre-filled syringepharmaand GmbH · emc · SmPC §4.6 Fertility, pregnancy and lactation · Version 2Document updated
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