21 CFR Part 331
PART 331—ANTACID PRODUCTS FOR OVER-THE-COUNTER (OTC) HUMAN USE
- PART 331—ANTACID PRODUCTS FOR OVER-THE-COUNTER (OTC) HUMAN USE
- Chapter I—Food and Drug Administration, Department of Health and Human Services › Subchapter D—Drugs for Human Use
- Subpart A—General Provisions
- § 331.1 Scope.
- Subpart B—Active Ingredients
- § 331.10 Antacid active ingredients.
- § 331.11 Listing of specific active ingredients.
- § 331.15 Combination with nonantacid active ingredients.
- Subpart C—Testing Procedures
- § 331.20 Determination of percent contribution of active ingredients.
- § 331.21 Test modifications.
- Subpart D—Labeling
- § 331.30 Labeling of antacid products.
- § 331.80 Professional labeling.
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