Kills 99% of infection-causing organisms. SteriHoof is proven to effectively treat thrush, white line, hoof rot, and other hoof fungus. Contains burn-free Podiatine. Unlike many hoof treatments which may burn, SteriHoof's patented formula works without burning. No soaking required. Each bottle comes with its own applicator brush. Simple to apply with no messy cleanup. Directions: Spray liberally into infected areas of clean hoof and scrub with brush. Apply every other day. For tough infections use daily for 7 days.