U.S. Code of Federal Regulations

Regulations most recently checked for updates: Oct 31, 2025

All TitlesTitle 21Chapter IPart 343Subpart B - Subpart B—Active Ingredients
§ 343.10 - [Reserved]
§ 343.12 - Cardiovascular active ingredients.
§ 343.13 - Rheumatologic active ingredients.
§ 343.20 - [Reserved]
§ 343.22 - Permitted combinations of active ingredients for cardiovascular-rheumatologic use.
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