Regulations last checked for updates: Jan 30, 2025

Title 21 - Food and Drugs last revised: Jan 27, 2025
  • Subpart B - Subpart B [Reserved]
  • Subpart C - Subpart C—Requirements for Specific Controlled Drugs [Reserved]
authority: 21 U.S.C. 352,353,355,371
source: 40 FR 14040, Mar. 27, 1975, unless otherwise noted.