---
kind: "section"
citation: "21 C.F.R. § 520.666"
title: "21"
number: "520.666"
heading: "Dirlotapide."
url: "https://uscodex.org/cfr/21/520.666"
---

# §520.666. Dirlotapide.

- (a) **Specifications.** Each milliliter (mL) of solution contains 5 milligrams (mg) dirlotapide.
- (b) **Sponsor.** See No. 054771 in [§ 510.600(c)](/cfr/21/510.600.md?p=c) of this chapter.
- (c) **Conditions of use in dogs—**
  - (1) **Amount.** The initial dosage is 0.01 mL/kg (0.0045 mL/lb) body weight for the first 14 days. After the first 14 days of treatment, the dose volume is doubled to 0.02 mL/kg (0.009 mL/lb) body weight for the next 14 days (days 15 to 28 of treatment). Dogs should be weighed monthly and the dose volume adjusted every month, as necessary, to maintain a target percent weight loss until the desired weight is achieved.
  - (2) **Indications for use.** For the management of obesity.
  - (3) **Limitations.** Federal law restricts this drug to use by or on the order of a licensed veterinarian.

## Notes

### Amendments

[72 FR 263, Jan. 4, 2007, as amended at 79 FR 28820, May 20, 2014]

### Authority

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

### Source

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

### Amendments

[72 FR 263, Jan. 4, 2007, as amended at 79 FR 28820, May 20, 2014]