CFR›Title 21›Chapter I›Part 348›Subpart B ContainsSection 348.10CorpusDaily eCFRDisplayed edition2026-04-15Last updated2026-04-15 Subpart B—Active Ingredients Sections 348.10 § 348.10 Analgesic, anesthetic, and antipruritic active ingredients. Previous A Subpart A—General Provisions Next C Subpart C—Labeling