CFR›Title 21›Chapter I›Part 349 ContainsSubparts A–CCorpusDaily eCFRDisplayed edition2026-04-15Last updated2026-04-15 PART 349—OPHTHALMIC DRUG PRODUCTS FOR OVER-THE-COUNTER HUMAN USE Subparts A Subpart A—General Provisions Sections 349.1–349.3 B Subpart B—Active Ingredients Sections 349.10–349.30 C Subpart C—Labeling Sections 349.50–349.80 Authority21 U.S.C. 321, 351, 352, 353, 355, 360, 371.Source53 FR 7090, Mar. 4, 1988, unless otherwise noted. Previous 348 Part 348—External Analgesic Drug Products for Over-the-Counter Human Use Next 350 Part 350—Antiperspirant Drug Products for Over-the-Counter Human Use