---
kind: "section"
citation: "21 C.F.R. § 520.2123a"
title: "21"
number: "520.2123a"
heading: "Spectinomycin tablets."
url: "https://uscodex.org/cfr/21/520.2123a"
---

# §520.2123a. Spectinomycin tablets.

- (a) **Specifications.** Each tablet contains spectinomycin dihydrochloride equivalent to 100 milligrams (mg) spectinomycin.
- (b) **Sponsors.** See Nos. 054771 and 061133 in [§ 510.600(c)](/cfr/21/510.600.md?p=c) of this chapter.
- (c) **Conditions of use in dogs—**
  - (1) **Amount.** Administer orally to provide 10 mg per pound (lb) of body weight twice daily. Dosage may be continued for 4 consecutive days.
  - (2) **Indications for use.** For the treatment of infectious diarrhea and gastroenteritis caused by organisms susceptible to spectinomycin.
  - (3) **Limitations.** Federal law restricts this drug to use by or on the order of a licensed veterinarian.

## Notes

### Amendments

[73 FR 6607, Feb. 5, 2008, as amended at 79 FR 28828, May 20, 2014; 84 FR 8973, Mar. 13, 2019]

### Authority

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

### Source

Source: 40 FR 13838, Mar. 27, 1975, unless otherwise noted.

### Amendments

[73 FR 6607, Feb. 5, 2008, as amended at 79 FR 28828, May 20, 2014; 84 FR 8973, Mar. 13, 2019]