dextromethorphan hydrobromide + pseudoephedrine hydrochloride + triprolidine hydrochloride · Medicine question

Which preservative and colouring in Multi-Action ACTIFED Dry Coughs may cause allergic reactions?

iatroX medicinesPublished 8 November 2026

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In Multi-Action ACTIFED Dry Coughs, methyl hydroxybenzoate (E218) may cause allergic reactions, possibly delayed, and the colouring Ponceau 4R (E124) may also cause allergic reactions.

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Multi-Action ACTIFED Dry CoughsMcNeil Products Ltd · emc · SmPC §4.4 Special warnings and precautions for use · Version 20Document updated 2 February 2026

Sources checked 8 November 2026

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