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Sustain III Calf Boluses (sulfamethazine) are intended for oral administration to ruminating replacement calves older than 1 month that are not on an all-milk diet. Indicated for the treatment of the following diseases when caused by one or more of the following pathogenic organisms sensitive to sulfamethazine:

Bacterial pneumonia (Pasteurella spp.)

Colibacillosis (bacterial scours) (E. coli)

Calf diphtheria (Fusobacterium necrophorum)

Each bolus contains sulfamethazine (formulated in a sustained-release base) 123.8 grains (8.02 grams).

Do not use in calves younger than 1 month, calves being fed an all-milk diet, or female dairy cattle 20 months and older.

Meat withdrawal: 12 days. See package insert for complete product details.

Additional information

Weight 2 lbs

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