# New Animal Drugs For Use In Animal Feeds; Monensin
> **Food and Drug Administration** · Final rule. · Published 1998-05-04 · 63 FR 24420
## Document
- **Document number:** 98-11741
- **Category:** other
- **Sub-agency:** Food and Drug Administration
- **Federal Register citation:** 63 FR 24420
- **CFR reference:** 21 CFR 558
- **Publication date:** 1998-05-04
## Abstract

The Food and Drug Administration (FDA) is amending the animal drug regulations to reflect approval of two supplemental new animal drug applications (NADA's) filed by Elanco Animal Health, Division of Eli Lilly and Co. The supplemental NADA's provide a revised specification for monensin bulk drug substance used to make monensin Type A medicated articles.

## Source
- [Federal Register document](https://www.federalregister.gov/documents/1998/05/04/98-11741/new-animal-drugs-for-use-in-animal-feeds-monensin)
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