Virbac Allermyl SIS Veterinary Shampoo 250 ml for dogs and cats, formulated to support skin barrier integrity and restore natural microbial balance. Contains Skin Lipid Complex, S-I-S glycotechnology and Defensin extracts, piroctone olamine and Vitamin F. Apply on wet coat, lather, rinse, repeat and leave 5–10 minutes before final rinse. Use 2–3 times weekly for three weeks or as directed by your veterinarian.