Contains 9.6 gms pyrantel tartrate per lb (double the strength of strongid C). Intended as a concentrated size for convenient handling, storage and transportation. Medicated for feeding on a continuous basis for control of large and small strongyles, pinworms and ascarids. Should be administered for entire period that animal is at risk to internal parasites. Each pail should last the average 1,000 lb horse 80 days. May be used in mares at any stage of pregnancy or location.