21 CFR § 520.600Chapter I

§ 520.600 Dichlorvos capsules and pellets.

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Verbatim text below is from the Electronic Code of Federal Regulations (eCFR), a public-domain U.S. government work. Always verify the current version with the eCFR before relying on it for any legal matter.

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Specifications.(a) Each capsule contains 2.27 milligrams (mg) (4 percent) dichlorvos.

Sponsor.(b) See No. 069043 in § 510.600(c) of this chapter.

Conditions of use in dogsAmount.(c) —(1) Administer any combination of capsules and/or pellets so that the animal receives a single dose equaling 12 to 15 mg of dichlorvos per pound of body weight.

Indications for use.Toxocara canisToxascaris leoninaAncylostoma caninumUncinaria stenocephalaTrichuris vulpis(2) For removal of and (roundworms), and (hookworms), and (whipworm) residing in the lumen of the gastrointestinal tract.

Limitations.(3) Federal law restricts this drug to use by or on the order of a licensed veterinarian.

[83 FR 48945, Sept. 28, 2018]

eCFR data current as of: June 10, 2026

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