CFR›Title 21›Chapter I›Part 200 ContainsSubparts A–ECorpusDaily eCFRDisplayed edition2026-04-24Last updated2026-04-24 PART 200—GENERAL Subparts A Subpart A—General Provisions Sections 200.5–200.15 B Subpart B [Reserved] C Subpart C—Requirements for Specific Classes of Drugs Sections 200.50–200.51 D Subpart D [Reserved] E Subpart E—Prescription Drug Consumer Price Listing Section 200.200 Authority21 U.S.C. 321, 331, 351, 352, 353, 355, 358, 360e, 371, 374, 375.Source40 FR 13996, Mar. 27, 1975, unless otherwise noted. Previous 190 Part 190—Dietary Supplements Next 201 Part 201—Labeling