21 CFR § 522.1870Chapter I

§ 522.1870 Praziquantel.

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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 milliliter (mL) of solution contains 56.8 milligrams of praziquantel.

Sponsors.(b) See Nos. 058198 and 061133 in § 510.600(c) of this chapter.

Conditions of useDogsAmount.(c) —(1) —(i) Administer by subcutaneous or intramuscular injection for dogs and puppies 5 pounds (lb) and under, 0.3 mL; for 6 to 10 lb, 0.5 mL; for 11 to 25 lb, 1.0 mL; if over 25 lb, 0.2 mL/5 lb body weight to a maximum of 3 mL.

Indications for use.Dipylidium caninum, Taenia pisiformis,Echinococcus granulosus,Echinococcus multilocularis.(ii) For removal of canine cestodes and and removal and control of canine cestode

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

CatsAmount.(2) —(i) Administer by subcutaneous or intramuscular injection for cats and kittens under 5 lb, 0.2 mL; 5 to 10 lb, 0.4 mL; 11 lb and over, 0.6 mL maximum.

Indications for use.Dipylidium caninumTaenia taeniaeformis.(ii) For removal of feline cestodes and

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

[46 FR 10464, Feb. 3, 1981, as amended at 47 FR 6617, Feb. 16, 1982; 58 FR 42853, Aug. 12, 1993; 67 FR 79853, Dec. 31, 2002; 78 FR 17868, Mar. 25, 2013; 81 FR 67151, Sept. 30, 2016; 84 FR 8974, Mar. 13, 2019; 86 FR 14820, Mar. 19, 2021]

eCFR data current as of: June 10, 2026

This is legal information, not legal advice. Laws vary by jurisdiction and change frequently. Always verify current law with official sources and consult a licensed attorney in your jurisdiction for advice on your specific situation.