Regulations last checked for updates: Feb 21, 2025

Title 21 - Food and Drugs last revised: Feb 19, 2025
authority: 21 U.S.C. 321,331,351,352,353,355,371,374,379e; sec. 122, Pub. L. 105-115, 111 Stat. 2322 (21 U.S.C. 355 note)
source: 64 FR 26667, May 17, 1999, unless otherwise noted.