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Title 21

Displaying title 21, up to date as of 6/11/2026. Title 21 was last amended 6/11/2026.
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§ 522.723 Diprenorphine.

(a) Specifications. Each milliliter of solution contains 2 milligrams of diprenorphine hydrochloride.

(b) Sponsors. See No. 053923 in § 510.600(c) of this chapter.

(c) Conditions of use

(1) Amount. It is administered intramuscularly or intravenously at a suitable dosage level depending upon the species.

(2) Indications for use. The drug is used for reversing the effects of etorphine hydrochloride injection, veterinary, the use of which is provided for in § 522.883, in wild and exotic animals.

(3) Limitations. For use in wild or exotic animals only. Do not use in domestic food-producing animals. Do not use 30 days before, or during, the hunting season in free-ranging wild animals that might be used for food. Federal law restricts this drug to use by or on the order of a licensed veterinarian. Distribution is restricted to veterinarians engaged in zoo and exotic animal practice, wildlife management programs, and researchers.

[79 FR 16187, Mar. 25, 2014]