{"data":{"id":"us/21-cfr-522.863","jurisdiction":"us","citation":"21 CFR 522.863","heading":"Ethylisobutrazine.","body":"(a) Specifications. Each milliliter of solution contains 50 milligrams (mg) of ethylisobutrazine hydrochloride.\n(b) Sponsor. See No. 000061 in § 510.600(c) of this chapter.\n(c) Conditions of use in dogs—(1) Amount. Administer 2 to 5 mg per pound of body weight by intramuscular injection for profound tranquilization. Administer 1 to 2 mg per pound of body weight by intravenous injection to effect.\n(2) Indications for use. For use as a tranquilizer.\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":"104b7ed42907e21f21e131cb6aecfec3f4522be8b737edef16dac9257147f9af","source_id":"us-cfr","stale":true,"prev":"us/21-cfr-522.850","next":"us/21-cfr-522.883"},"notice":"GroundRules: Original legal text. Not legal advice."}