Answer
Benylin Four Flu tablets should not be used during pregnancy unless maternal benefit outweighs possible fetal risk and a doctor considers treatment essential, as diphenhydramine crosses the placenta and pseudoephedrine’s safety in pregnancy has not been established.
Sources for this answer
- Benylin Four Flu tabletsMcNeil Products Ltd · emc · SmPC §4.6 Fertility, pregnancy and lactation · Version 22Document updated
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