# New Animal Drugs for Use in Animal Feed; Ractopamine
> **Food and Drug Administration** · Final rule. · Published 2010-09-03 · Effective 2010-09-03 · 75 FR 54019
## Document
- **Document number:** 2010-22071
- **Category:** other
- **Sub-agency:** Food and Drug Administration
- **Federal Register citation:** 75 FR 54019
- **CFR reference:** 21 CFR 558
- **Publication date:** 2010-09-03
- **Effective date:** 2010-09-03
- **HHS docket:** Docket No. FDA-2010-N-0002
## Abstract

The Food and Drug Administration (FDA) is amending the animal drug regulations to reflect approval of two supplemental new animal drug applications (NADAs) filed by Elanco Animal Health, A Division of Eli Lilly & Co. The supplemental NADAs provide for administering a Type C medicated feed containing ractopamine hydrochloride as a top dress on Type C medicated feeds containing monensin, USP, or monensin, USP, and tylosin phosphate to cattle fed in confinement for slaughter.

## Source
- [Federal Register document](https://www.federalregister.gov/documents/2010/09/03/2010-22071/new-animal-drugs-for-use-in-animal-feed-ractopamine)
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