Sturtevant’s Veterinary Remedies Large Animal Formulation is used to treat many skin irritations affecting horses. This multipurpose antiseptic powder is specially formulated to destroy harmful bacterial and fungicidal infection. The non-irritating product is safe to use and highly effective in creating a dry, clean surface that promotes the healing process. It is ideal for treating rain rot, thrush, galls, minor cuts and abrasions, burns, cracked heels, and inflammation.