Answer
As a precaution, Lyfnua (gefapixant citrate) should preferably be avoided during pregnancy and in women of childbearing potential not using contraception, as there are no data on its use in pregnant women.
Sources for this answer
- Lyfnua 45 mg film-coated tabletsMerck Sharp & Dohme (UK) Limited · emc · SmPC §4.6 Fertility, pregnancy and lactation · Version 3Document updated
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