Allergic contact cheilitis caused by polysilicone-15 (Parsol? SLX) in a lipcare balm

摘要

We report the first two cases of allergic contact lip dermatitis caused by a lipcare stick, owing to polysilicone-15 (CAS no. 207574-74-1) (Parsol? SLX), an ultraviolet (UV)B sunscreen agent. Case Report A 14-year-old girl with a history of atopic dermatitis presented with acute cheilitis of 2 months' duration. She had redness of her lips with dryness, extending around to the peri-oral skin. She had been using a lipcare stick (Dermophil?; Melisana, Magny le Desert, France) several times a day for 2 months, because of chapped lips.