# New Animal Drugs for Use in Animal Feeds; Narasin and Nicarbazin With Bacitracin Methylene Disalicylate and Roxarsone
> **Food and Drug Administration** · Final rule. · Published 1999-04-15 · Effective 1999-04-15 · 64 FR 18574
## Document
- **Document number:** 99-9454
- **Category:** other
- **Sub-agency:** Food and Drug Administration
- **Federal Register citation:** 64 FR 18574
- **CFR reference:** 21 CFR 558
- **Publication date:** 1999-04-15
- **Effective date:** 1999-04-15
## Abstract

The Food and Drug Administration (FDA) is amending the animal drug regulations to reflect approval of a new animal drug application (NADA) filed by Alpharma Inc. The NADA provides for using approved narasin and nicarbazin, bacitracin methylene disalicylate (BMD), and roxarsone Type A medicated articles to make Type C medicated broiler chicken feeds.

## Source
- [Federal Register document](https://www.federalregister.gov/documents/1999/04/15/99-9454/new-animal-drugs-for-use-in-animal-feeds-narasin-and-nicarbazin-with-bacitracin-methylene)
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