Skip to main content

Mucus Relief DM

NDC 55301-533 · ARMY AND AIR FORCE EXCHANGE SERVICE

Generic nameDextromethorphan HBr and Guaifenesin
Dosage formTABLET, FILM COATED
RouteORAL
Active ingredient(s)DEXTROMETHORPHAN HYDROBROMIDE, GUAIFENESIN
Strength20; 400 mg/1; mg/1
Pharmacologic classDecreased Respiratory Secretion Viscosity [PE], Expectorant [EPC], Increased Respiratory Secretions [PE], Sigma-1 Agonist [EPC], Sigma-1 Receptor Agonists [MoA], Uncompetitive N-methyl-D-aspartate Receptor Antagonist [EPC], Uncompetitive NMDA Receptor Antagonists [MoA]
Marketing categoryOTC MONOGRAPH DRUG

Packages

55301-533-01 — 3 BLISTER PACK in 1 CARTON (55301-533-01) / 10 TABLET, FILM COATED in 1 BLISTER PACK

Related Codes

Same active ingredient

FDA lists these products with the same active ingredient.

55111-799 — Guaifenesin and Pseudoephedrine HCL, 55154-4153 — Guaifenesin, 55154-4680 — Guaifenesin, 55154-5780 — GUAIFENESIN, 55154-5783 — GUAIFENESIN and DEXTROMETHORPHAN, 55154-5785 — GUAIFENESIN and DEXTROMETHORPHAN, 55154-5791 — Guaifenesin and Codeine Phosphate, 55154-9450 — GUAIFENESIN, 55301-310 — Acetaminophen, Dextromethorphan HBr, Doxylamine succinate, 55301-470 — Acetaminophen, Dextromethorphan HBr, Phenylephrine HCl, 55301-601 — DEXTROMETHORPHAN HBr, GUAIFENESIN, 55301-603 — ACETAMINOPHEN, DEXTROMETHORPHAN HBr, DOXYLAMINE SUCCINATE, 55301-604 — ACETAMINOPHEN, DEXTROMETHORPHAN HBr, PHENYLEPHRINE HCl, 55301-689 — Chlorpheniramine maleate, Dextromethorphan HBr, 55301-712 — Acetaminophen, Dextromethorphan HBr, Phenylephrine HCl, 55301-812 — dextromethorphan HBr, guaifenesin, 55319-145 — Acetaminophen Dextromethorphan HBr Guaifenesin, Phenylephrine HCl, 55319-201 — Dextromethorphan HBr, Guaifenesin, Phenylephrine HCl, 55319-204 — Dextromethorphan HBr, Guaifenesin, Phenylephrine HCl, 55319-551 — Guaifenesin, +2508 more

From the FDA National Drug Code Directory, retrieved August 24, 2026. Product listings are submitted by labelers; FDA does not verify them.

Read from: FDA National Drug Code Directory, product.txt and package.txt (accessdata.fda.gov/cder/ndctext.zip) — Snapshot retrieved 2026-08-24, loaded 2026-08-24; CMS Medicare Part B Drug Average Sales Price (ASP) Pricing Files (cms.gov/medicare/payment/part-b-drugs/asp-pricing-files) -- the NDC-HCPCS crosswalk and Part B payment limit files — 2026 Q3 (July 2026 release). All data sources · How to read the labels