USDA APHIS | Veterinary Biologics
www.aphis.usda.gov › veterinary-biologicsDec 2, 2022 · APHIS regulates veterinary biologics (vaccines, bacterins, antisera, diagnostic kits, and other products of biological origin) to ensure that the veterinary biologics available for the diagnosis, prevention, and treatment of animal diseases are pure, safe, potent, and effective.