---
kind: "section"
citation: "21 C.F.R. § 520.2044"
title: "21"
number: "520.2044"
heading: "Pyrantel pamoate paste."
url: "https://uscodex.org/cfr/21/520.2044"
---

# §520.2044. Pyrantel pamoate paste.

- (a) **Specifications—**
  - (1) **Each milliliter (mL) contains 180 milligrams (mg) pyrantel base (as pyrantel pamoate).**
  - (2) **Each mL contains 226 mg pyrantel base (as pyrantel pamoate).**
  - (3) **Each mL contains 171 mg pyrantel base (as pyrantel pamoate).**
- (b) **Sponsors.** See sponsors in [§ 510.600(c)](/cfr/21/510.600.md?p=c) of this chapter.
  - (1) **No.** 054771 for use of product described in [paragraph (a)(1)](#a-1) of this section as in paragraph [(d)(1)(i)](#d-1-i) and (d)(2) of this section.
  - (2) **No.** 017135 for use of product described in [paragraph (a)(2)](#a-2) of this section as in [paragraph (d)](#d) of this section.
  - (3) **No.** 061133 for use of product described in [paragraph (a)(3)](#a-3) of this section as in paragraph [(d)(1)(i)](#d-1-i) and (d)(2) of this section.
- (c) **Special considerations.** See [§ 500.25](/cfr/21/500.25.md) of this chapter.
- (d) **Conditions of use.** It is used in horses and ponies as follows:
  - (1) **Amounts and indications for use.**
    - (i) 3 mg per pound (/lb) body weight as single oral dose for removal and control of infections from the following mature parasites: large strongyles (Strongylus vulgaris, S. edentatus, S. equinus); small strongyles; pinworms (Oxyuris equi); and large roundworms (Parascaris equorum).
    - (ii) 6 mg/lb body weight as single oral dose for the removal and control of mature infections of tapeworms (Anoplocephala perfoliata).
  - (2) **Limitations.** Do not use in horses intended for human consumption.

## Notes

### Amendments

[70 FR 29447, May 23, 2005, as amended at 76 FR 17337, Mar. 29, 2011; 78 FR 17596, Mar. 22, 2013; 79 FR 28827, May 20, 2014; 81 FR 17607, Mar. 30, 2016; 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

[70 FR 29447, May 23, 2005, as amended at 76 FR 17337, Mar. 29, 2011; 78 FR 17596, Mar. 22, 2013; 79 FR 28827, May 20, 2014; 81 FR 17607, Mar. 30, 2016; 84 FR 8973, Mar. 13, 2019]