{"data":{"id":"us/21-cfr-556.304","jurisdiction":"us","citation":"21 CFR 556.304","heading":"Gonadotropin.","body":"(a) Acceptable daily intake (ADI). The ADI for residues of total gonadotropins (human chorionic gonadotropin and pregnant mare serum gonadotropin) is 42.25 International Units per kilogram of body weight per day.\n(b) Tolerances. The tolerances for gonadotropin are:\n(1) Cattle. Edible tissues (excluding milk): Not required.\n(2) Fish. Edible tissues: Not required.\n(3) Swine. Edible tissues: Not required.\n(c) Related conditions of use. See §§ 522.1079 and 522.1081 of this chapter.","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 556—TOLERANCES FOR RESIDUES OF NEW ANIMAL DRUGS IN FOOD","Subpart B—Specific Tolerances for Residues of Approved and Conditionally Approved 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":"63ae62e4fbe70ce6cf706c13b14e3e2b260f314319a2dcf078e508a416d2aa08","source_id":"us-cfr","stale":true,"prev":"us/21-cfr-556.300","next":"us/21-cfr-556.308"},"notice":"GroundRules: Original legal text. Not legal advice."}