520.2260c—Sulfamethazine sustained-release tablets.
(a) Sponsor.
See No. 053501 in § 510.600(c) of this chapter for use of an 8-gram sulfamethazine sustained-release tablet.
(b) Conditions of use—
(1) Amount.
8 grams (1 tablet) per 45 pounds of body weight as a single dose.
(2) Indications for use.
In calves for sustained treatment of pneumonia caused by Pasteurella spp., colibacillosis (bacterial scours) caused by Escherichia coli; and calf diptheria caused by Fusobacterium necrophorum.
(3) Limitations.
If there is no response within 2 to 3 days, reevaluate therapy. Do not crush tablets. Treated animals must not be slaughtered for food within 18 days after the latest treatment. Federal law restricts this drug to use by or on the order of a licensed veterinarian.