---
kind: "section"
citation: "21 C.F.R. § 524.1044f"
title: "21"
number: "524.1044f"
heading: "Gentamicin and betamethasone spray."
url: "https://uscodex.org/cfr/21/524.1044f"
---

# §524.1044f. Gentamicin and betamethasone spray.

- (a) **Specifications.** Each milliliter of spray contains gentamicin sulfate equivalent to 0.57 milligram (mg) gentamicin base and betamethasone valerate equivalent to 0.284 mg betamethasone.
- (b) **Sponsors.** See Nos. 000061, 017033, 058005, and 058829 in [§ 510.600(c)](/cfr/21/510.600.md?p=c) of this chapter.
- (c) **Conditions of use in dogs—**
  - (1) **Amount.** Hold bottle upright 3 to 6 inches from the lesion and depress the sprayer head twice. Administer two spray actuations two to four times daily for 7 days.
  - (2) **Indications for use.** For the treatment of infected superficial lesions caused by bacteria susceptible to gentamicin.
  - (3) **Limitations.** Federal law restricts this drug to use by or on the order of a licensed veterinarian.

## Notes

### Amendments

[71 FR 13542, Mar. 16, 2006, as amended at 72 FR 5929, Feb. 8, 2007; 74 FR 22822, May 15, 2009; 77 FR 3598, Jan. 25, 2012; 88 FR 16549, Mar. 20, 2023; 91 FR 41560, July 7, 2026]

### Authority

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

### Source

Source: 40 FR 13873, Mar. 27, 1975, unless otherwise noted.

### Amendments

[71 FR 13542, Mar. 16, 2006, as amended at 72 FR 5929, Feb. 8, 2007; 74 FR 22822, May 15, 2009; 77 FR 3598, Jan. 25, 2012; 88 FR 16549, Mar. 20, 2023; 91 FR 41560, July 7, 2026]