New Animal Drugs; Approval of New Animal Drug Applications; Withdrawal of Approval of New Animal Drug Application; Change of Sponsor; Change of Sponsor Address

The Food and Drug Administration (FDA or we) is amending the animal drug regulations to reflect application-related actions for new animal drug applications (NADAs), abbreviated new animal drug applications (ANADAs), and conditionally approved new animal drug applications (CNADAs) during October, November, and December 2025. The animal drug regulations are also being amended to improve their accuracy and readability.

Abstract as published in the Federal Register.

The complete document — every provision, the docket, and the comment instructions — is published in the Federal Register. SPEQ surfaces and indexes it for reference; the authoritative text lives on federalregister.gov.