21 CFR Subpart B
Specific Administrative Rulings and Decisions
June 25, 2020
§
500.24
Emergency permit control
§
500.23
Thermally processed low-acid foods packaged in hermetically sealed containers
§
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