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Code of Federal Regulations Title 21. Food and Drugs § 21.520.43 Afoxolaner

Current as of January 02, 2025 | Updated by Findlaw Staff

(a) Specifications. Each chewable tablet contains 11.3, 28.3, 68, or 136 milligrams (mg) afoxolaner.

(b) Sponsor. See No. 000010 in § 510.600(c) of this chapter.

(c) Conditions of use—

(1) Amount. Administer orally once a month at a minimum dosage of 1.14 mg/pound (lb) (2.5 mg/kilogram (kg)).

(2) Indications for use. Kills adult fleas;  for the treatment and prevention of flea infestations (Ctenocephalides felis);  for the treatment and control of black-legged tick (Ixodes scapularis), American dog tick (Dermacentor variabilis), lone star tick (Amblyomma americanum), and brown dog tick (Rhipicephalus sanguineus) infestations in dogs and puppies 8 weeks of age and older, weighing 4 pounds of body weight or greater, for 1 month;  and for the prevention of Borrelia burgdorferi infections as a direct result of killing Ixodes scapularis vector ticks.

(3) Limitations. Federal law restricts this drug to use by or on the order of a licensed veterinarian.

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Cite this article: FindLaw.com - Code of Federal Regulations Title 21. Food and Drugs § 21.520.43 Afoxolaner - last updated January 02, 2025 | https://codes.findlaw.com/cfr/title-21-food-and-drugs/cfr-sect-21-520-43/

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