# New Animal Drugs for Use in Animal Feeds; Melengestrol
> **Food and Drug Administration** · Final rule. · Published 2005-01-14 · Effective 2005-01-14 · 70 FR 2566
## Document
- **Document number:** 05-761
- **Category:** other
- **Sub-agency:** Food and Drug Administration
- **Federal Register citation:** 70 FR 2566
- **CFR reference:** 21 CFR 558
- **Publication date:** 2005-01-14
- **Effective date:** 2005-01-14
## Abstract

The Food and Drug Administration (FDA) is amending the animal drug regulations to reflect approval of an abbreviated new animal drug application (ANADA) filed by Ivy Laboratories, Division of Ivy Animal Health, Inc. The ANADA provides for use of a melengestrol acetate liquid Type A medicated article to make Type C medicated feeds for heifers fed in confinement for slaughter and for heifers intended for breeding.

## Source
- [Federal Register document](https://www.federalregister.gov/documents/2005/01/14/05-761/new-animal-drugs-for-use-in-animal-feeds-melengestrol)
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