21 CFR § 522.1920Chapter I

§ 522.1920 Prochlorperazine and isopropamide.

Primary source

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.

Full Text

Specifications.(a) Each milliliter of solution contains prochlorperazine edisylate equivalent to 4 milligrams (mg) prochlorperazine and isopropamide iodide equivalent to 0.28 mg of isopropamide.

Sponsor.(b) See No. 054771 in § 510.600(c) of this chapter.

Conditions of useAmount.(c) —(1) (i) Dosage is administered by subcutaneous injection twice daily as follows:

(ii) Following the last injection, administer prochlorperazine and isopropamide sustained release capsules as indicated.

Indications for use.(2) For use in dogs and cats in which gastrointestinal disturbances are associated with emotional stress.

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

Weight of animal in poundsDosage inmilliliters Up to 40.25 5 to 140.5-1 15 to 302-3 30 to 453-4 45 to 604-5 Over 606

[79 FR 16194, Mar. 25, 2014]

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.