Corid ® Coccidiostat 9.6% Amprolium An aid in the treatment and prevetnion of Bovine Coccidiosis caused by Eimeria bovis and E.Zurni. in calves. For use either as a drench or as a drinking water additive. Dosage and administration: 5 Day Treatmetn Protocol Daily Dosage :10 mg amprolium/kg (10 ml per 2.2 lb body weight. 21 Day Prevention Protocol Daily Dosage: 5 mg amprolium/kg (5 mg per 2.2 lb body weight. Withdraw 24 hours before slaughter. A withdrawal period has not been established for this product in pre-ruminating calves. Do not use in calves to processd for veal.