# Withdrawal of Approval of New Animal Drug Applications; Roxarsone
> **Food and Drug Administration** · Final rule. · Published 2013-12-27 · Effective 2014-01-06 · 78 FR 78716
## Document
- **Document number:** 2013-30838
- **Category:** other
- **Sub-agency:** Food and Drug Administration
- **Federal Register citation:** 78 FR 78716
- **CFR reference:** 21 CFR 520
- **Publication date:** 2013-12-27
- **Effective date:** 2014-01-06
- **HHS docket:** Docket No. FDA-2013-N-0002
## Abstract

The Food and Drug Administration (FDA) is amending the animal drug regulations to reflect the withdrawal approval of five new animal drug applications (NADAs) for roxarsone oral dosage form products at the sponsor's request because the products are no longer manufactured or marketed.

## Source
- [Federal Register document](https://www.federalregister.gov/documents/2013/12/27/2013-30838/withdrawal-of-approval-of-new-animal-drug-applications-roxarsone)
---
*AI Analytics · CC0 1.0*