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.

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Please note that this item requires a veterinarian's prescription.

Three convenient ways to do that are:

1. Let us contact your veterinarian for prescription authorization.
2. Your veterinarian can contact us by fax/phone.
3. You can mail us the original written prescription.

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