Protect your herd from one of the most common and costly diseases in young cattle with Corid 20% Soluble Powder (Amprolium). Coccidiosis can devastate a calf crop fast — Corid is the industry-standard treatment and prevention tool trusted by ranchers and veterinarians across the country.Key Features 20% Amprolium formula — effective treatment and prevention of coccidiosis Soluble powder mixes easily into drinking water for herd-wide dosing FDA-approved for use in cattle and calves 10 oz size treats multiple animals through a full treatment course No withdrawal period for beef cattle when used as directed Specifications Active Ingredient: Amprolium 20% Form: Soluble Powder Size: 10 oz Primary Species: Cattle, Calves Manufacturer: Boehringer Ingelheim (Merck Animal Health) Best For Treatment and prevention of coccidiosis in beef and dairy calves Outbreak response in feedlot or pasture settings Preventive dosing during high-stress periods (weaning, shipping, weather changes) For use in animals only. Follow label directions and consult your veterinarian for dosing guidance.