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Medicines gefapixant citrateQuestion & answer

gefapixant citrate · Medicine question

Can someone with a sulphonamide allergy take it?

iatroX medicinesPublished 20 August 2026Reviewed 20 August 2026

The answer

Answer

Cross-hypersensitivity cannot be excluded, so UK product information recommends caution.

Sources for this answer

Lyfnua 45 mg film-coated tabletsemc · SmPC Current selected SmPC · Version 3

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gefapixant citrate

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