CFR > Title 21 - Food and Drugs > CHAPTER I—FOOD AND DRUG ADMINISTRATION, DEPARTMENT OF HEALTH AND HUMAN SERVICES > SUBCHAPTER E—ANIMAL DRUGS, FEEDS, AND RELATED PRODUCTS (parts 500 to 590) > PART 556—TOLERANCES FOR RESIDUES OF NEW ANIMAL DRUGS IN FOOD > SUBPART B—Specific Tolerances for Residues of New Animal Drugs (§556.34 to §556.770) > 556.426—Moxidectin.

556.426—Moxidectin.

(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— 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.

Code of Federal Regulations

[65 FR 36617, June 9, 2000, as amended at 65 FR 76930, Dec. 8, 2000; 70 FR 36338, June 23, 2005; 70 FR 76163, Dec. 23, 2005]