---
kind: "section"
citation: "21 C.F.R. § 522.304"
title: "21"
number: "522.304"
heading: "Carprofen."
url: "https://uscodex.org/cfr/21/522.304"
---

# §522.304. Carprofen.

- (a) **Specifications.** Each milliliter of solution contains 50 milligrams (mg) carprofen.
- (b) **Sponsors.** See Nos. 016729, 017033, 054771, 055529, 069043, and 086101 in [§ 510.600(c)](/cfr/21/510.600.md?p=c) of this chapter.
- (c) [Reserved]
- (d) **Conditions of use in dogs—**
  - (1) **Amount.** 2 mg/lb (4.4 mg/kg) body weight once daily or 1 mg/lb (2.2 mg/kg) twice daily, by subcutaneous injection. For the control of postoperative pain, administer approximately 2 hours before the procedure.
  - (2) **Conditions of use.** For the relief of pain and inflammation associated with osteoarthritis and for the control of postoperative pain associated with soft tissue and orthopedic surgeries.
  - (3) **Limitations.** Federal law restricts this drug to use by or on the order of a licensed veterinarian.

## Notes

### Amendments

[68 FR 26205, May 15, 2003, as amended at 68 FR 34796, June 11, 2003; 68 FR 49351, Aug. 18, 2003. Redesignated at 73 FR 29685, May 22, 2008, as amended at 79 FR 74020, Dec. 15, 2014; 82 FR 43484, Sept. 18, 2017; 88 FR 16547, Mar. 20, 2023; 89 FR 14410, Feb. 27, 2024; 89 FR 85426, Oct. 28, 2024]

### Authority

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

### Source

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

### Amendments

[68 FR 26205, May 15, 2003, as amended at 68 FR 34796, June 11, 2003; 68 FR 49351, Aug. 18, 2003. Redesignated at 73 FR 29685, May 22, 2008, as amended at 79 FR 74020, Dec. 15, 2014; 82 FR 43484, Sept. 18, 2017; 88 FR 16547, Mar. 20, 2023; 89 FR 14410, Feb. 27, 2024; 89 FR 85426, Oct. 28, 2024]