Killitch Equine Sweet Itch Lotion is licenced and proven to prevent and treat sweet itch in horse and ponies. Has the active ingredient benzyl benzoate in a soothing lotion, specially formulated for horses. Guards against the culicoides midge which causes sweet itch. If used as a preventative measure in early spring prior to symptoms becoming evident, the condition may not take hold. Applied liberally and directly onto affected areas on a daily basis initially, reducing to alternate days as irritation lessens. Provides instant protection against midges.