{"data":{"id":"us/21-cfr-522.1920","jurisdiction":"us","citation":"21 CFR 522.1920","heading":"Prochlorperazine and isopropamide.","body":"(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.\n(b) Sponsor. See No. 054771 in § 510.600(c) of this chapter.\n(c) Conditions of use—(1) Amount. (i) Dosage is administered by subcutaneous injection twice daily as follows:\nWeight of animal in pounds Dosage in milliliters\nUp to 4 0.25\n5 to 14 0.5-1\n15 to 30 2-3\n30 to 45 3-4\n45 to 60 4-5\nOver 60 6\n(ii) Following the last injection, administer prochlorperazine and isopropamide sustained release capsules as indicated.\n(2) Indications for use. For use in dogs and cats in which gastrointestinal disturbances are associated with emotional stress.\n(3) Limitations. Federal law restricts this drug to use by or on the order of a licensed veterinarian.","path":["Title 21—Food and Drugs","CHAPTER I—FOOD AND DRUG ADMINISTRATION, DEPARTMENT OF HEALTH AND HUMAN SERVICES","SUBCHAPTER E—ANIMAL DRUGS, FEEDS, AND RELATED PRODUCTS","PART 522—IMPLANTATION OR INJECTABLE DOSAGE FORM NEW ANIMAL DRUGS"],"source_url":"https://www.ecfr.gov/api/versioner/v1/full/2026-08-25/title-21.xml","current_through":"2026-08-25","vintage":"","retrieved_at":"2026-08-27T02:24:47Z","sha256":"7430a3579649d9881d696eca8de649b7813d44f0150eeca7547d6b9be9717848","source_id":"us-cfr","stale":true,"prev":"us/21-cfr-522.1890","next":"us/21-cfr-522.1940"},"notice":"GroundRules: Original legal text. Not legal advice."}