CFR › Title 21 › Part 328Part 328 — Over-the-Counter Drug Products Intended for Oral Ingestion That Contain AlcoholSubpart A — General Provisions§ 328.1— Scope.§ 328.3— Definitions.Subpart B — Ingredients§ 328.10— Alcohol.Subpart C — Labeling§ 328.50— Principal display panel of all OTC drug products intended for oral ingestion that contain alcohol.