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U.S. Department of Health and Human Services

CFR - Code of Federal Regulations Title 21

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The information on this page is current as of Aug 30, 2024.

For the most up-to-date version of CFR Title 21, go to the Electronic Code of Federal Regulations (eCFR).

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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 500GENERAL
 

Subpart A [Reserved]

Subpart B - Specific Administrative Rulings and Decisions
   § 500.23 - Thermally processed low-acid foods packaged in hermetically sealed containers.
   § 500.24 - Emergency permit control.
   § 500.25 - Anthelmintic drugs for use in animals.
   § 500.26 - Timed-release dosage form drugs.
   § 500.27 - Methylene blue-containing drugs for use in animals.
   § 500.29 - Gentian violet for use in animal feed.
   § 500.30 - Gentian violet for animal drug use.
   § 500.45 - Use of polychlorinated biphenyls (PCB's) in the production, handling, and storage of animal feed.
   § 500.46 - Hexachlorophene in animal drugs.
   § 500.50 - Propylene glycol in or on cat food.

Subpart C - Animal Drug Labeling Requirements
   § 500.51 - Labeling of animal drugs; misbranding.
   § 500.52 - Use of terms such as "tonic", "tone", "toner", or "conditioner" in the labeling of preparations intended for use in or on animals.
   § 500.55 - Exemption from certain drug-labeling requirements.

Subpart D - Requirements for Specific Animal Drugs
   § 500.65 - Epinephrine injection 1:1,000 in 10-milliliter containers for emergency treatment of anaphylactoid shock in cattle, horses, sheep, and swine.

Subpart E - Regulation of Carcinogenic Compounds Used in Food-Producing Animals
   § 500.80 - Scope of this subpart.
   § 500.82 - Definitions.
   § 500.84 - Conditions for approval of the sponsored compound.
   § 500.86 - Marker residue and target tissue.
   § 500.88 - Regulatory method.
   § 500.90 - Waiver of requirements.
   § 500.92 - Implementation.

Subpart F - Methods for Detection of Residues of Carcinogenic Compounds Used in Food-Producing Animals
   § 500.1410 - N-methyl-2-pyrrolidone.

Authority: 21 U.S.C. 321, 331, 342, 343, 348, 351, 352, 353, 360b, 371, 379e.
Source: 40 FR 13802, Mar. 27, 1975, unless otherwise noted.

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