Doramectin.

(a) Specifications. Each milliliter of solution contains 10 milligrams of doramectin. (b) Sponsor. See No. 054771 in § 510.600(c) of this chapter. (c) Conditions of use in cattle —(1) Amount. 200 micrograms per kilogram (10 milligrams per 110 pounds). (2) Indications for use. For prevention and treatment of infestations caused by New World screwworm ( Cochliomyia hominivorax ) larvae (myiasis), and prevention of reinfestation for 21 days. (3) Limitations. Consult your veterinarian for assistance in the diagnosis, treatment, and control of parasitism. Administer as a single subcutaneous or intramuscular injection. Do not slaughter cattle for human consumption within 35 days of treatment. Not for use in female dairy cattle 20 months of age or older. A withdrawal period has not been established for this product in preruminating calves. Do not use in calves to be processed for veal. [91 FR 5300, Feb. 6, 2026, as amended at 91 FR 41558, July 7, 2026]