---
kind: "section"
citation: "21 C.F.R. § 522.380"
title: "21"
number: "522.380"
heading: "Chloral hydrate, pentobarbital, and magnesium sulfate."
url: "https://uscodex.org/cfr/21/522.380"
---

# §522.380. Chloral hydrate, pentobarbital, and magnesium sulfate.

- (a) **Specifications.** Each milliliter of solution contains 42.5 milligrams (mg) of chloral hydrate, 8.86 mg of pentobarbital, and 21.2 mg of magnesium sulfate.
- (b) **Sponsor.** See No. 054771 in [§ 510.600(c)](/cfr/21/510.600.md?p=c) of this chapter.
- (c) **Conditions of use—**
  - (1) **Amount.** For general anesthesia: Administer 20 to 50 milliliters per 100 pounds of body weight by intravenous injection until the desired effect is produced. Cattle usually require a lower dosage on the basis of body weight. As a sedative-relaxant: Administer at a level of one-fourth to one-half of the anesthetic dosage level.
  - (2) **Indications for use.** For general anesthesia and as a sedative-relaxant in cattle and horses.
  - (3) **Limitations.** Federal law restricts this drug to use by or on the order of a licensed veterinarian.

## Notes

### Amendments

[79 FR 16185, Mar. 25, 2014]

### Authority

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

### Source

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

### Amendments

[79 FR 16185, Mar. 25, 2014]