Answer
Janumet (metformin + sitagliptin) must not be used while breastfeeding; metformin passes into human milk in small amounts, and it is unknown whether sitagliptin passes into human milk.
Sources for this answer
- Janumet 50 mg/1000 mg film-coated tabletsMerck Sharp & Dohme (UK) Limited · emc · SmPC §4.6 Fertility, pregnancy and lactation · Version 26Document updated
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