Sustain III Calf Bolus

Sulfamethazine in a sustained release bolus intended for oral administration to ruminating replacement calves (calves over one (1) month old that are not on an all-milk diet) providing treatment level for 3 days. Effective against foot rot, shipping fever, calf diphtheria, acute metritis caused by organisms sensitive to sulfamethazine. Dosage is one bolus per 50 lbs.