21 CFR § 522.204Chapter I

§ 522.204 Boldenone.

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Verbatim text below is from the Electronic Code of Federal Regulations (eCFR), a public-domain U.S. government work. Always verify the current version with the eCFR before relying on it for any legal matter.

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Specifications.(a) Each milliliter of solution contains 25 or 50 milligrams (mg) boldenone undecylenate.

Sponsor.(b) See No. 054771 in § 510.600(c) of this chapter.

Conditions of use in horsesAmount.(c) —(1) 0.5 mg per pound body weight by intramuscular injection. Treatment may be repeated at 3-week intervals.

Indications for use.(2) As an aid for treating debilitated horses when an improvement in weight, hair coat, or general physical condition is desired.

Limitations.(3) Do not administer to horses intended for human consumption. Federal law restricts this drug to use by or on the order of a licensed veterinarian.

[70 FR 70998, Nov. 25, 2005, as amended at 79 FR 16184, Mar. 25, 2014]

eCFR data current as of: June 10, 2026

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