Sustain III Cattle Bolus is an antibacterial sustained release bolus of Sulfamethazine that provides treatment level for three days (72 hours) in beef and non-lactating dairy cattle. Sustain 3 is effective against foot rot, shipping fever, calf diphtheria, and acute metritis caused by organisms sensitive to sulfamethazine. Dosage is one bolus per 200 lbs.
Please note that this item requires a veterinarian's prescription.
Three convenient ways to do that are:
Let us contact your veterinarian for prescription authorization.
Your veterinarian can contact us by fax/phone.
You can mail us the original written prescription.
