diphenhydramine hydrochloride · Medicine question

What precaution applies to oral diphenhydramine hydrochloride in people with narrow-angle glaucoma?

Name: What precaution applies to oral diphenhydramine hydrochloride in people with narrow-angle glaucoma?
Published: 2026-11-08T13:46:09.148Z

iatroX medicinesPublished 8 November 2026

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The Flamingo Pharma (UK) Ltd product, oral diphenhydramine hydrochloride 25 mg tablets, should be used with caution in people with narrow-angle glaucoma.

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Diphenhydramine Hydrochloride 25 mg Tablets 20's (P) (PL 43461/0065)Flamingo Pharma (UK) Ltd · emc · SmPC §4.4 Special warnings and precautions for use · Version 3Document updated 8 September 2025

Sources checked 8 November 2026

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