Tag: patch testing

January 30, 2026

Topical Medication Allergies: How Contact Dermatitis Develops and How to Treat It

Topical medication allergies cause contact dermatitis in up to 17% of patch-tested patients. Common triggers include neomycin, hydrocortisone, and benzocaine. Patch testing is the only reliable way to diagnose it - and stopping the allergen is the only cure.

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