Alpha-Keri is a water-dispersible antipruritic oil (a mixture of liquid petrolatum, a hydrous wool fat fraction, and a nonionic emulsifier) used for treatment of dry itchy skin. It has been found to be of greatest value in the treatment of winter itch, where, because of low humidity and the removal of various adnexal secretions by cleansing agents, there develops a dry, pruritic eruption of the skin. As could be anticipated, an allergic contact dermatitis has developed in a patient using this product.
The patient is a 35-year-old white female who was first seen in January, for a dry, scaling pruritic eruption of the extremities. It was suggested that the patient use Alpha-Keri in her bath water nightly. This was done according to the directions on the bottle for 3 days. By the fourth day a pruritic eruption had developed on the patient's abdomen. According to the patient the eruption consisted
SCHNEIDERMAN RN. Allergic Contact Dermatitis Due to Alpha-Keri. Arch Dermatol. 1961;84(3):511. doi:10.1001/archderm.1961.01580150157032
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