Allergic contact dermatitis caused by dexpanthenol confirmed with open application test: A case report

Abstract

Topical medications and cosmetic products contain many allergens that can trigger allergic contact dermatitis. One of the most frequent ingredients is dexpanthenol (bepanthen, panthenol). A case of a 19-year-old female patient is presented, with a 2-year history of continuous episodes of contact allergic reactions with positive open application test to dexpanthenol, after other dermatoses and allergens were excluded.

Keywords

• allergic contact dermatitis
• dexpanthenol
• d-panthenol
• allergen
• dermatology