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Code of Federal Regulations (Last Updated: November 8, 2024) |
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Title 21 - Food and Drugs |
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Chapter I - Food and Drug Administration, Department of Health and Human Services |
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SubChapter D - Drugs for Human Use |
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Part 331 - Antacid Products for over-the-Counter (OTC) 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. |
| § 331.22 - Reagent standardization. |
| § 331.23 - Temperature standardization. |
| § 331.24 - Tablet disintegration test. |
| § 331.25 - Preliminary antacid test. |
| § 331.26 - Acid neutralizing capacity test. |
| § 331.29 - Test modifications. |
| Subpart D - Labeling |
| § 331.30 - Labeling of antacid products. |
| § 331.80 - Professional labeling. |