Preventive or therapeutic agent for atopic dermatitis, and external preparation

摘要

Provided is a technique which has an anti-pruritogenic activity and an anti-inflammatory activity at levels equivalent to or higher than those of steroid drugs and is useful as a prophylactic or therapeutic agent for atopic dermatitis. This prophylactic or therapeutic agent for atopic dermatitis contains an extract of leaves of a plant Vernonia Amygdalina with an alcohol and/or water as an active ingredient.