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DM Maximum

NDC 51316-310 · CVS WOONSOCKET PRESCRIPTION CENTER, INCORPORATED

Generic nameDextromethorphan HBr, Guaifenesin
Dosage formSOLUTION
RouteORAL
Active ingredient(s)DEXTROMETHORPHAN HYDROBROMIDE, GUAIFENESIN
Strength20; 400 mg/20mL; mg/20mL
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

51316-310-45 — 177 mL in 1 BOTTLE, PLASTIC (51316-310-45)

Related Codes

Same active ingredient

FDA lists these products with the same active ingredient.

51316-081 — Dextromethorphan HBr, 51316-082 — dextromethorphan hydrobromide, guaifenesin, 51316-089 — acetaminophen, dextromethorphan hydrobromide, guaifenesin, 51316-179 — acetaminophen, dextromethorphan hydrobromide, doxylamine succinate, phenylephrine hydrochloride, 51316-189 — acetaminophen, dextromethorphan hydrobromide, guaifenesin, 51316-263 — dextromethorphan polistirex, 51316-293 — acetaminophen, dextromethorphan hydrobromide, guaifenesin, phenylephrine hydrochloride, 51316-299 — guaifenesin, 51316-304 — Dextromethorphan HBr, Guaifenesin, 51316-305 — Dextromethorphan HBr, Guaifenesin, 51316-323 — Acetaminophen, Dextromethorphan Hydrobromide, Guaifenesin, Phenylephrine Hydrochloride, 51316-343 — Acetaminophen, Dextromethorphan HBr, Doxylamine Succinate, 51316-344 — Acetaminophen, Dextromethorphan HBr, Doxylamine Succinate, 51316-345 — guaifenesin, pseudoephedrine hydrochloride, 51316-350 — acetaminophen, dextromethorphan Hbr, Phenylephrine HCl, 51316-389 — Dextromethorphan HBr, Guaifenesin, 51316-400 — guaifenesin, 51316-415 — Acetaminophen, Dextromethorphan HBr, Doxylamine Succinate, Phenylephrine HCl, 51316-421 — Acetaminophen, Dextromethorphan HBr, 51316-429 — dextromethorphan polistirex, +2508 more

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