Xylecide contains Chloroxylenol (2.0%), an active ingredient known to be an anti-fungal, anti-bacterial and anti-microbial agent. Try Xylecide on dog ringworms, hot spots (moist dermatitis), seborrheic dermatitis, dandruff, psoriasis, eczema, kennel itch, and other chronic skin problems. Xylecide Anti-Fungal Shampoo was formulated to treat ringworms and other skin ailments on dogs and horses.