---
kind: "section"
citation: "21 C.F.R. § 522.784"
title: "21"
number: "522.784"
heading: "Doxylamine."
url: "https://uscodex.org/cfr/21/522.784"
---

# §522.784. Doxylamine.

- (a) **Specifications.** Each milliliter contains 11.36 milligrams (mg) of doxylamine succinate.
- (b) **Sponsor.** See No. 000061 in [§ 510.600(c)](/cfr/21/510.600.md?p=c) of this chapter.
- (c) **Conditions of use—**
  - (1) **Amount—**
    - (i) **Horses—** Administer 25 mg per hundred pounds of body weight by intramuscular, subcutaneous, or slow intravenous injection.
    - (ii) **Dogs and cats—** Administer 0.5 to 1 mg per pound of body weight by intramuscular or subcutaneous injection. Doses may be repeated at 8 to 12 hours, if necessary, to produce desired effect.
  - (2) **Indications for use.** For use in conditions in which antihistaminic therapy may be expected to alleviate some signs of disease in horses, dogs, and cats.
  - (3) **Limitations.** Do not use in horses intended for human consumption. Federal law restricts this drug to use by or on the order of a licensed veterinarian.

## 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]