StacksVerified U.S. regulatory reference

21 CFR §332.15

Verified against eCFR.gov as of June 20, 2026View official text on eCFR.gov ↗
An antiflatulent may contain any generally recognized as safe and effective antacid ingredient(s) if it is indicated for use solely for the concurrent symptoms of gas associated with heartburn, sour stomach or acid indigestion.