# Animal Drugs, Feeds, and Related Products; Withdrawal of Approval of New Animal Drug Applications; Chloramphenicol; Lincomycin; Pyrantel Tartrate; and Tylosin Phosphate and Sulfamethazine
> **Food and Drug Administration** · Final rule. · Published 2010-09-14 · Effective 2010-09-24 · 75 FR 55676
## Document
- **Document number:** 2010-22808
- **Category:** other
- **Sub-agency:** Food and Drug Administration
- **Federal Register citation:** 75 FR 55676
- **CFR reference:** 21 CFR 510
- **Publication date:** 2010-09-14
- **Effective date:** 2010-09-24
- **HHS docket:** Docket No. FDA-2010-N-0002
## Abstract

The Food and Drug Administration (FDA) is amending the animal drug regulations by removing those portions that reflect approval of four new animal drug applications (NADAs). In a notice published elsewhere in this issue of the Federal Register, FDA is withdrawing approval of these NADAs.

## Source
- [Federal Register document](https://www.federalregister.gov/documents/2010/09/14/2010-22808/animal-drugs-feeds-and-related-products-withdrawal-of-approval-of-new-animal-drug-applications)
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