{"data":{"id":"us/21-cfr-341.20","jurisdiction":"us","citation":"21 CFR 341.20","heading":"Nasal decongestant active ingredients.","body":"The active ingredient of the product consists of any of the following when used within the dosage limits and in the dosage forms established for each ingredient:\n(a) Oral nasal decongestants. (1) Phenylephrine hydrochloride.\n(2) Pseudoephedrine hydrochloride.\n(3) Pseudoephedrine sulfate.\n(4) Phenylephrine bitartrate in an effervescent dosage form.\n(b) Topical nasal decongestants. (1) Levmetamfetamine.\n(2) Ephedrine.\n(3) Ephedrine hydrochloride.\n(4) Ephedrine sulfate.\n(5) [Reserved]\n(6) Naphazoline hydrochloride.\n(7) Oxymetazoline hydrochloride.\n(8) Phenylephrine hydrochloride.\n(9) Propylhexedrine.\n(10) Xylometazoline hydrochloride.","path":["Title 21—Food and Drugs","CHAPTER I—FOOD AND DRUG ADMINISTRATION, DEPARTMENT OF HEALTH AND HUMAN SERVICES","SUBCHAPTER D—DRUGS FOR HUMAN USE","PART 341—COLD, COUGH, ALLERGY, BRONCHODILATOR, AND ANTIASTHMATIC DRUG PRODUCTS FOR OVER-THE-COUNTER HUMAN USE","Subpart B—Active Ingredients"],"source_url":"https://www.ecfr.gov/api/versioner/v1/full/2026-08-25/title-21.xml","current_through":"2026-08-25","vintage":"","retrieved_at":"2026-08-27T02:24:47Z","sha256":"62d272d10c14c9539470042354f413c9bf540e177e5978afa55fe6ee569dce0f","source_id":"us-cfr","stale":true,"prev":"us/21-cfr-341.18","next":"us/21-cfr-341.40"},"notice":"GroundRules: Original legal text. Not legal advice."}