{"data":{"id":"us/21-cfr-558.430","jurisdiction":"us","citation":"21 CFR 558.430","heading":"Nystatin.","body":"(a) Specifications. Type A medicated article containing 20 grams of nystatin activity per pound.\n(b) Sponsor. See No. 054771 in § 510.600(c) of this chapter.\n(c) Related tolerances. See § 556.470 of this chapter.\n(d) Conditions of use—\nAmount in grams/ton Indications for use Limitations Sponsor\n(1) 50 Growing and laying chickens and growing turkeys: As an aid in the control of crop mycosis and mycotic diarrhea (Candida albicans) 054771\n(2) 100 Growing and laying chickens and growing turkeys: For the treatment of crop mycosis and mycotic diarrhea (Candida albicans) To be fed for 7 to 10 days 054771","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 558—NEW ANIMAL DRUGS FOR USE IN ANIMAL FEEDS","Subpart B—Specific New Animal Drugs for Use in Animal Feeds"],"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":"257b5e5217f8d0f91d5aa01221b288b55088995129bacda3284569014b3af449","source_id":"us-cfr","stale":true,"prev":"us/21-cfr-558.415","next":"us/21-cfr-558.450"},"notice":"GroundRules: Original legal text. Not legal advice."}