---
kind: "section"
citation: "21 C.F.R. § 522.723"
title: "21"
number: "522.723"
heading: "Diprenorphine."
url: "https://uscodex.org/cfr/21/522.723"
---

# §522.723. Diprenorphine.

- (a) **Specifications.** Each milliliter of solution contains 2 milligrams of diprenorphine hydrochloride.
- (b) **Sponsors.** See No. 053923 in [§ 510.600(c)](/cfr/21/510.600.md?p=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](/cfr/21/522.883.md), 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.

## Notes

### Amendments

[79 FR 16187, Mar. 25, 2014]

### Authority

Authority: 21 U.S.C. 360b.

### Source

Source: 40 FR 13858, Mar. 27, 1975, unless otherwise noted.

### Amendments

[79 FR 16187, Mar. 25, 2014]