[Code of Federal Regulations] [Title 21 Volume 5] [Revised as of April 1, 2003] From the U.S. Government Printing Office via GPO Access [CITE: 21CFR341.20] [Page 229-230] TITLE 21--FOOD AND DRUGS CHAPTER I--FOOD AND DRUG ADMINISTRATION, DEPARTMENT OF HEALTH AND HUMAN SERVICES (CONTINUED) PART 341--COLD, COUGH, ALLERGY, BRONCHODILATOR, AND ANTIASTHMATIC DRUG PRODUCTS FOR OVER-THE-COUNTER HUMAN USE--Table of Contents Subpart B--Active Ingredients Sec. 341.20 Nasal decongestant active ingredients. The active ingredient of the product consists of any of the following when used within the dosage limits and in [[Page 230]] the dosage forms established for each ingredient: (a) Oral nasal decongestants. (1) Phenylephrine hydrochloride. (2) Pseudoephedrine hydrochloride. (3) Pseudoephedrine sulfate. (b) Topical nasal decongestants. (1) Levmetamfetamine. (2) Ephedrine. (3) Ephedrine hydrochloride. (4) Ephedrine sulfate. (5) [Reserved] (6) Naphazoline hydrochloride. (7) Oxymetazoline hydrochloride. (8) Phenylephrine hydrochloride. (9) Propylhexedrine. (10) Xylometazoline hydrochloride. [59 FR 43409, Aug. 23, 1994, as amended at 63 FR 40650, July 30, 1998]