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Federal regulations · Through 2026-08-25 · Newer source version available

21 CFR 341.12: Antihistamine active ingredients.

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Where this section sits in the code
  1. Title 21—Food and Drugs
  2. CHAPTER I—FOOD AND DRUG ADMINISTRATION, DEPARTMENT OF HEALTH AND HUMAN SERVICES
  3. SUBCHAPTER D—DRUGS FOR HUMAN USE
  4. PART 341—COLD, COUGH, ALLERGY, BRONCHODILATOR, AND ANTIASTHMATIC DRUG PRODUCTS FOR OVER-THE-COUNTER HUMAN USE
  5. Subpart B—Active Ingredients

The active ingredient of the product consists of any of the following when used within the dosage limits established for each ingredient:

(a) Brompheniramine maleate.

(b) Chlorcyclizine hydrochloride.

(c) Chlorpheniramine maleate.

(d) Dexbrompheniramine maleate.

(e) Dexchlorpheniramine maleate.

(f) Diphenhydramine citrate.

(g) Diphenhydramine hydrochloride.

(h) Doxylamine succinate.

(i) Phenindamine tartrate.

(j) Pheniramine maleate.

(k) Pyrilamine maleate.

(l) Thonzylamine hydrochloride.

(m) Triprolidine hydrochloride.

Collected 2026-08-27T02:24:47Z. Source file · JSON

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