CFR›Title 21›Chapter I›21 CFR Part 216 Citation21 CFR Part 216ContainsSubparts Subpart A—General Provisions–Subpart BCorpusDaily eCFRDisplayed edition2026-10-08Last updated2026-10-08 PART 216—HUMAN DRUG COMPOUNDING Subparts Subpart A—General Provisions Subpart A—General Provisions [Reserved] Subpart B Subpart B—Compounded Drug Products Authority21 U.S.C. 351, 352, 353a, 353b, 355, and 371.Source64 FR 10944, Mar. 8, 1999, unless otherwise noted.