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U.S. Department of Health and Human Services

CFR - Code of Federal Regulations Title 21

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Help | More About 21CFR
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 558NEW ANIMAL DRUGS FOR USE IN ANIMAL FEEDS
 

Subpart A--General Provisions
   § 558.3 - Definitions and general considerations applicable to this part.
   § 558.4 - Requirement of a medicated feed mill license.
   § 558.5 - Requirements for liquid medicated feed.
   § 558.6 - Veterinary feed directive drugs.
   § 558.15 - Antibiotic, nitrofuran, and sulfonamide drugs in the feed of animals.

Subpart B--Specific New Animal Drugs for Use in Animal Feeds
   § 558.55 - Amprolium.
   § 558.58 - Amprolium and ethopabate.
   § 558.59 - Apramycin.
   § 558.76 - Bacitracin methylene disalicylate.
   § 558.78 - Bacitracin zinc.
   § 558.95 - Bambermycins.
   § 558.105 - [Reserved]
   § 558.115 - Carbadox.
   § 558.128 - Chlortetracycline.
   § 558.140 - Chlortetracycline and sulfamethazine.
   § 558.145 - Chlortetracycline, procaine penicillin, and sulfamethazine.
   § 558.175 - Clopidol.
   § 558.185 - Coumaphos.
   § 558.195 - Decoquinate.
   § 558.198 - Diclazuril.
   § 558.205 - Dichlorvos.
   § 558.235 - Efrotomycin.
   § 558.248 - Erythromycin.
   § 558.254 - Famphur.
   § 558.258 - Fenbendazole.
   § 558.261 - Florfenicol.
   § 558.265 - Halofuginone.
   § 558.274 - Hygromycin B.
   § 558.295 - Iodinated casein.
   § 558.300 - Ivermectin.
   § 558.305 - Laidlomycin.
   § 558.311 - Lasalocid.
   § 558.325 - Lincomycin.
   § 558.340 - Maduramicin.
   § 558.342 - Melengestrol.
   § 558.348 - Mibolerone.
   § 558.355 - Monensin.
   § 558.360 - Morantel tartrate.
   § 558.363 - Narasin.
   § 558.364 - Neomycin sulfate.
   § 558.365 - Nequinate.
   § 558.366 - Nicarbazin.
   § 558.369 - Nitarsone.
   § 558.415 - Novobiocin.
   § 558.430 - Nystatin.
   § 558.435 - Oleandomycin.
   § 558.450 - Oxytetracycline.
   § 558.455 - Oxytetracycline and neomycin.
   § 558.460 - Penicillin.
   § 558.464 - Poloxalene.
   § 558.465 - Poloxalene free-choice liquid Type C feed.
   § 558.485 - Pyrantel.
   § 558.500 - Ractopamine.
   § 558.515 - Robenidine.
   § 558.550 - Salinomycin.
   § 558.555 - Semduramicin.
   § 558.575 - Sulfadimethoxine, ormetoprim.
   § 558.582 - Sulfamerazine.
   § 558.586 - Sulfaquinoxaline.
   § 558.600 - Tiamulin.
   § 558.615 - Thiabendazole.
   § 558.618 - Tilmicosin.
   § 558.625 - Tylosin.
   § 558.630 - Tylosin and sulfamethazine.
   § 558.635 - Virginiamycin.
   § 558.665 - Zilpaterol.
   § 558.680 - Zoalene.

Authority: 21 U.S.C. 360b, 371.
Source: 40 FR 13959, Mar. 27, 1975, unless otherwise noted.

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