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Guaifenesin

NDC 58657-508 · Method Pharmaceuticals, LLC

Generic nameGuaifenesin
Dosage formLIQUID
RouteORAL
Active ingredient(s)GUAIFENESIN
Strength100 mg/5mL
Pharmacologic classDecreased Respiratory Secretion Viscosity [PE], Expectorant [EPC], Increased Respiratory Secretions [PE]
Marketing categoryOTC MONOGRAPH DRUG

Packages

58657-508-16 — 473 mL in 1 BOTTLE (58657-508-16)

Related Codes

Same active ingredient

FDA lists these products with the same active ingredient.

58602-834 — Guaifenesin and Pseudoephedrine HCl, 58602-849 — Guaifenesin and Dextromethorphan HBr, 58602-853 — Guaifenesin, 58602-857 — Guaifenesin, 58602-864 — Guaifenesin, 58602-865 — Guaifenesin, 58602-871 — Guaifenesin and Dextromethorphan HBr, 58657-500 — Codeine Phosphate and Guaifenesin, 58657-504 — Guaifenesin and Dextromethorphan Hydrobromide, 58657-505 — Guaifenesin and Dextromethorphan Hydrobromide, 58657-509 — Guaifenesin, 58809-187 — Dextromethorphan HBr, Guaifenesin, 58809-217 — Choline Salicylate, Dextromethorphan Hydrobromide, Guaifenesin, 58809-218 — Choline Salicylate,Guaifenesin, 58809-555 — DEXTROMETHORPHAN HYDROBROMIDE, GUAIFENESIN, and PHENYLEPHRINE HYDROCHLORIDE, 59640-010 — Acetaminophen, Dextromethorphan Hydrobromide, Guaifenesin, Phenylephrine Hydrochloride, 59640-100 — dextromethorphan hydrobromide, guaifenesin, 59640-300 — guaifenesin, pseudoephedrine hydrochloride, 59640-308 — acetaminophen, dextromethorphan hydrobromide, guaifenesin, phenylephrine hydrochloride, 59640-621 — guaifenesin and pseudoephedrine hydrochloride, +1437 more

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