# Tolerances for Residues of New Animal Drugs in Food; Clorsulon
> **Food and Drug Administration** · Final rule. · Published 2001-07-06 · Effective 2001-07-06 · 66 FR 35544
## Document
- **Document number:** 01-16990
- **Category:** other
- **Sub-agency:** Food and Drug Administration
- **Federal Register citation:** 66 FR 35544
- **CFR reference:** 21 CFR 556
- **Publication date:** 2001-07-06
- **Effective date:** 2001-07-06
## 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 Merial Ltd. The supplemental NADA provides for establishing a tolerance for residues of clorsulon in the muscle tissue of cattle.

## Source
- [Federal Register document](https://www.federalregister.gov/documents/2001/07/06/01-16990/tolerances-for-residues-of-new-animal-drugs-in-food-clorsulon)
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