---
kind: "section"
citation: "21 C.F.R. § 524.1484g"
title: "21"
number: "524.1484g"
heading: "Neomycin, thiabendazole, and dexamethasone solution."
url: "https://uscodex.org/cfr/21/524.1484g"
---

# §524.1484g. Neomycin, thiabendazole, and dexamethasone solution.

- (a) **Specifications.** Each milliliter of solution contains 40 milligrams (mg) thiabendazole, 3.2 mg neomycin (from neomycin sulfate), and 1 mg dexamethasone.
- (b) **Sponsors.** See Nos. 000010 and 017033 in [§ 510.600(c)](/cfr/21/510.600.md?p=c) of this chapter.
- (c) **Conditions of use in dogs and cats—**
  - (1) **Amount.** In treating dermatoses affecting areas other than the ear, the surface of the lesions should be well moistened (2 to 4 drops per square inch) twice daily. In treating otitis externa, instill 5 to 15 drops in the ear twice daily. Treat for up to 7 days.
  - (2) **Indications for use.** As an aid in the treatment of bacterial, mycotic, and inflammatory dermatoses and otitis externa.
  - (3) **Limitations.** Federal law restricts this drug to use by or on the order of a licensed veterinarian.

## Notes

### Amendments

[40 FR 13873, Mar. 27, 1975, as amended at 62 FR 63271, Nov. 28, 1997; 79 FR 10971, Feb. 27, 2014; 80 FR 61297, Oct. 13, 2015; 84 FR 39184, Aug. 9, 2019; 88 FR 16549, Mar. 20, 2023]

### Authority

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

### Source

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

### Amendments

[40 FR 13873, Mar. 27, 1975, as amended at 62 FR 63271, Nov. 28, 1997; 79 FR 10971, Feb. 27, 2014; 80 FR 61297, Oct. 13, 2015; 84 FR 39184, Aug. 9, 2019; 88 FR 16549, Mar. 20, 2023]