{"data":{"id":"us/21-cfr-520.863","jurisdiction":"us","citation":"21 CFR 520.863","heading":"Ethylisobutrazine.","body":"(a) Specifications. Each tablet contains either 10 milligrams or 50 milligrams 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 orally 2 to 5 milligrams per pound of body weight once daily.\n(2) Indications 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 520—ORAL 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":"d1f9903f89110c0b061ed09fd70a26c44f0bcba802ea795b24cce1b786db1b27","source_id":"us-cfr","stale":true,"prev":"us/21-cfr-520.852","next":"us/21-cfr-520.903"},"notice":"GroundRules: Original legal text. Not legal advice."}