International Cooperation on Harmonisation of Technical Requirements for Registration of Veterinary Medicinal Products; Effectiveness of Anthelmintics: General Recommendations; Guidance for Industry; Availability

Document Headings Document headings vary by document type but may contain the following: the agency or agencies that issued and signed a document the number of the CFR title and the number of each part the document amends, proposes to amend, or is directly related to the agency docket number / agency internal file number the RIN which identifies each regulatory action listed in the Unified Agenda of Federal Regulatory and Deregulatory Actions See the Document Drafting Handbook for more details. Department of Health and Human Services Food and Drug Administration [Docket No. FDA-2022-D-1494] AGENCY: Food and Drug Administration, HHS. ACTION: Notice of availability. SUMMARY: The Food and Drug Administration (FDA or Agency) is announcing the availability of a final guidance for industry (GFI) #90 entitled “Effectiveness of Anthelmintics: General Recommendations.” This guidance has been developed for veterinary use by the International Cooperation on Harmonisation of Technical Requirements for Registration of Veterinary Medicinal Products (VICH). The objective of this guidance is to provide study design recommendations that will facilitate the universal acceptance of the generated effectiveness data to fulfill the national/regional requirements for anthelmintic drugs in animal species. DATES: The announcement of the guidance is published in the Federal Register on June 24, 2026. ADDRESSES: You may submit either electronic or written comments on Agency guidances at any time as follows: Electronic Submissions Submit electronic comments in the following way: Federal eRulemaking Portal: https://www.regulations.gov . Follow the instructions for submitting comments. Comments submitted electronically, including attachments, to https://www.regulations.gov will be posted to the docket unchanged. Because your comment will be made public, you are solely responsible for ensuring that your comment does not include any confidential information that you or a third party ma…