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Federal regulations · Through 2026-08-25 · Newer source version available

21 CFR 522.1920: Prochlorperazine and isopropamide.

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Where this section sits in the code
  1. Title 21—Food and Drugs
  2. CHAPTER I—FOOD AND DRUG ADMINISTRATION, DEPARTMENT OF HEALTH AND HUMAN SERVICES
  3. SUBCHAPTER E—ANIMAL DRUGS, FEEDS, AND RELATED PRODUCTS
  4. PART 522—IMPLANTATION OR INJECTABLE DOSAGE FORM NEW ANIMAL DRUGS

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

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

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

Weight of animal in pounds Dosage in milliliters

Up to 4 0.25

5 to 14 0.5-1

15 to 30 2-3

30 to 45 3-4

45 to 60 4-5

Over 60 6

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

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

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

Collected 2026-08-27T02:24:47Z. Source file · JSON

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