diphenhydramine hydrochloride + guaifenesin + levomenthol · Medicine question

Which ingredient allergies contraindicate the use of Benylin Mucus Cough Night?

Name: Which ingredient allergies contraindicate the use of Benylin Mucus Cough Night?
Published: 2026-11-08T13:49:47.766Z

iatroX medicinesPublished 8 November 2026

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Answer

Benylin Mucus Cough Night is contraindicated in individuals with hypersensitivity to diphenhydramine, guaifenesin, levomenthol or any excipient listed in section 6.1.

Sources for this answer

Benylin Mucus Cough NightMcNeil Products Ltd · emc · SmPC §4.3 Contraindications · Version 9Document updated 4 September 2026

Sources checked 8 November 2026

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