Answer
Topotecan hydrochloride is contraindicated during breastfeeding, which should be discontinued at the start of therapy, although whether topotecan enters human breast milk is unknown.
Sources for this answer
- Topotecan Hospira 4 mg/4 ml concentrate for solution for infusionPfizer Limited · emc · SmPC §4.6 Fertility, pregnancy and lactation · Version 18Document updated
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