subchapter_subject: "ANIMAL DRUGS, FEEDS, AND RELATED PRODUCTS"
part_code: "522"
part_subject: "IMPLANTATION OR INJECTABLE DOSAGE FORM NEW ANIMAL DRUGS"
subpart_code: "B"
subpart_subject: "Specific Administrative Rulings and Decisions"
section_number: "522.533"
section_subject: "Deslorelin."
cfr_reference: "21 CFR 522.533"
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)Specifications—(1) Each implant contains 2.1 milligrams (mg) deslorelin acetate.
(2)Each milliliter (mL) of suspension contains 1.8 mg deslorelin acetate.
(b)Sponsors. See sponsor numbers in § 510.600(c) of this chapter as follows:
(1)No. 051311 for use of product described in paragraph (a)(1) as in paragraph (c)(1) of this section.
(2)No. 051330 for use of product described in paragraph (a)(2) as in paragraph (c)(2) of this section.
(c)Conditions of use—(1) Horses and ponies—(i) Amount. One implant per mare subcutaneously in the neck.
(ii)Indications for use. For inducing ovulation within 48 hours in estrous mares with an ovarian follicle greater than 30 mL in diameter.
(iii)Limitations. Do not use in horses or ponies intended for human consumption. Federal law restricts this drug to use by or on the order of a licensed veterinarian.
(2)Horses—(i) Amount. Administer 1.8 mg (1 mL) by intramuscular injection in the neck.
(ii)Indications for use. For inducing ovulation within 48 hours in cyclic estrous mares with an ovarian follicle between 30 and 40 mL in diameter.
(iii)Limitations. Do not use in horses intended for human consumption. Federal law restricts this drug to use by or on the order of a licensed veterinarian.