subchapter_subject: "ANIMAL DRUGS, FEEDS, AND RELATED PRODUCTS"
part_code: "558"
part_subject: "NEW ANIMAL DRUGS FOR USE IN ANIMAL FEEDS"
subpart_code: "B"
subpart_subject: "Specific New Animal Drugs for Use in Animal Feeds"
section_number: "558.58"
section_subject: "Amprolium and ethopabate."
cfr_reference: "21 CFR 558.58"
title_name: "Title 21"
title_subject: "Food and Drugs"
parts_covered: "Parts 500 to 599"
revised_date: "Revised as of April 1, 2019"
publication_date: "As of April 1, 2019"
contains_description: "Containing a codification of documents of general applicability and future effect"
publication_info: "Published by the Office of the Federal Register National Archives and Records Administration as a Special Edition of the Federal Register"
---
(a)Specifications. Type A medicated articles containing:
(1)25 percent amprolium and 8 percent ethopabate or 5 percent amprolium and 1.6 percent ethopabate;
(2)25 percent amprolium and 0.8 percent ethopabate or 5 percent amprolium and 0.16 percent ethopabate.
(b)Approvals. See No. 016592 in § 510.600(c) of this chapter.
(c)Special considerations. Do not use in Type B or Type C medicated feeds containing bentonite.
(d)Related tolerances. See §§ 556.50 and 556.260 of this chapter.
(e)Conditions of use. It is used in chicken feed as follows:
(f)Amprolium and ethopabate may also be used in combination with:
For Federal Register citations affecting § 558.58, see the List of CFR Sections Affected, which appears in the Finding Aids section of the printed volume and at www.govinfo.gov.