# New Animal Drugs for Use in Animal Feeds; Monensin
> **Food and Drug Administration** · Final rule. · Published 2001-12-07 · Effective 2001-12-07 · 66 FR 63500
## Document
- **Document number:** 01-30298
- **Category:** other
- **Sub-agency:** Food and Drug Administration
- **Federal Register citation:** 66 FR 63500
- **CFR reference:** 21 CFR 558
- **Publication date:** 2001-12-07
- **Effective date:** 2001-12-07
## Abstract

The Food and Drug Administration (FDA) is amending the animal drug regulations to reflect approval of a supplemental new animal drug application (NADA) filed by MoorMan's, Inc. The supplemental NADA provides for use of approved monensin Type A medicated articles to make free-choice, medicated feed blocks used for prevention and control of coccidiosis caused by Eimeria bovis and E. zuernii in pasture cattle.

## Source
- [Federal Register document](https://www.federalregister.gov/documents/2001/12/07/01-30298/new-animal-drugs-for-use-in-animal-feeds-monensin)
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