subchapter_subject: "ANIMAL DRUGS, FEEDS, AND RELATED PRODUCTS"
part_code: "556"
part_subject: "TOLERANCES FOR RESIDUES OF NEW ANIMAL DRUGS IN FOOD"
subpart_code: "B"
subpart_subject: "Specific Tolerances for Residues of New Animal Drugs"
section_number: "556.426"
section_subject: "Moxidectin."
cfr_reference: "21 CFR 556.426"
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"
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(a)Acceptable daily intake (ADI). The ADI for total residues of moxidectin is 4 micrograms per kilogram of body weight per day.
(b)Tolerances—(1) Cattle—(i) Fat (the target tissue). The tolerance for parent moxidectin (the marker residue) is 900 parts per billion (ppb).
(ii)Liver. The tolerance for parent moxidectin (the marker residue) is 200 ppb.
(iii)Muscle. The tolerance for parent moxidectin (the marker residue) is 50 ppb.
(iv)Milk. The tolerance for parent moxidectin (the marker residue) is 40 ppb.
(2)Sheep—(i) Fat (the target tissue). The tolerance for parent moxidectin (the marker residue) is 900 parts per billion (ppb).
(ii)Liver. The tolerance for parent moxidectin (the marker residue) is 200 ppb.
(iii)Muscle. The tolerance for parent moxidectin (the marker residue) is 50 ppb.
(c)Related conditions of use. See §§ 520.1454 and 522.1450 of this chapter.