---
kind: "section"
citation: "21 C.F.R. § 522.2012"
title: "21"
number: "522.2012"
heading: "Prostalene."
url: "https://uscodex.org/cfr/21/522.2012"
---

# §522.2012. Prostalene.

- (a) **Specifications.** Each milliliter of solution contains 1 milligram of prostalene.
- (b) **Sponsor.** No. 054771 in [§ 510.600(c)](/cfr/21/510.600.md?p=c) of this chapter.
- (c) **Conditions of use in horses—**
  - (1) **Amount.** Administer 5 micrograms per kilogram of body weight as a single subcutaneous injection.
  - (2) **Indications for use.** For the control of estrus in mares.
  - (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 16195, Mar. 25, 2014]

### Authority

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

### Source

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

### Amendments

[79 FR 16195, Mar. 25, 2014]