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Electronic Code of Federal Regulations

e-CFR data is current as of April 2, 2020

Title 21Chapter ISubchapter DPart 331


TITLE 21—Food and Drugs

CHAPTER I—FOOD AND DRUG ADMINISTRATION, DEPARTMENT OF HEALTH AND HUMAN SERVICES (CONTINUED)

SUBCHAPTER D—DRUGS FOR HUMAN USE

PART 331—ANTACID PRODUCTS FOR OVER-THE-COUNTER (OTC) HUMAN USE

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Subpart A—GENERAL PROVISIONS

§331.1
Scope.
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Subpart B—ACTIVE INGREDIENTS

§331.10
Antacid active ingredients.
§331.11
Listing of specific active ingredients.
§331.15
Combination with nonantacid active ingredients.
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Subpart C—TESTING PROCEDURES

§331.20
Determination of percent contribution of active ingredients.
§331.21
Test modifications.
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Subpart D—LABELING

§331.30
Labeling of antacid products.
§331.80
Professional labeling.

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