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Regulations last checked for updates: May 23, 2025

Title 21 - Food and Drugs last revised: May 19, 2025
All TitlesTitle 21Chapter IPart 333Subpart D - Subpart D—Topical Acne Drug Products
  • § 333.301 - Scope.
  • § 333.303 - Definitions.
  • § 333.310 - Acne active ingredients.
  • § 333.320 - Permitted combinations of active ingredients.
  • § 333.350 - Labeling of acne drug products.
authority: 21 U.S.C. 321,351,352,353,355,360,371
source: 52 FR 47322, Dec. 11, 1987, unless otherwise noted.
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