- Docket Number:
- Issued by:
Guidance Issuing OfficeCenter for Veterinary Medicine
Manufacturers of animal food, Type A medicated articles, and medicated feeds use tracers to identify a particular product, to allow for determination of the presence of a particular ingredient, or for other purposes. Tracers are designed to be inert, harmless, and easily detectable. The purpose of this document is to provide guidance on the use of tracers in animal food, Type A medicated articles, and medicated feeds.
You can submit online or written comments on any guidance at any time (see 21 CFR 10.115(g)(5))
If unable to submit comments online, please mail written comments to:
Food and Drug Administration
5630 Fishers Lane, Rm 1061
Rockville, MD 20852
All written comments should be identified with this document's docket number: FDA-2021-D-1246.