Guaifenesin

NDC 46122-750 · AMERISOURCE BERGEN

Generic nameGuaifenesin

Dosage formTABLET, EXTENDED RELEASE

RouteORAL

Active ingredient(s)GUAIFENESIN

Strength600 mg/1

Pharmacologic classDecreased Respiratory Secretion Viscosity [PE], Expectorant [EPC], Increased Respiratory Secretions [PE]

Marketing categoryANDA

Packages

46122-750-51 — 2 BLISTER PACK in 1 CARTON (46122-750-51) / 10 TABLET, EXTENDED RELEASE in 1 BLISTER PACK

Related Codes

Same active ingredient

FDA lists these products with the same active ingredient.

46122-412 — ACETAMINOPHEN, GUAIFENESIN, and PHENYLEPHRINE HYDROCHLORIDE, 46122-415 — ACETAMINOPHEN, GUAIFENESIN, and PHENYLEPHRINE HYDROCHLORIDE, 46122-418 — ACETAMINOPHEN, DEXTROMETHORPHAN HYDROBROMIDE, GUAIFENESIN, and PHENYLEPHRINE HYDROCHLORIDE, 46122-420 — Guaifenesin and Dextromethorphan HBr, 46122-541 — Dextromethorphan Hydrobromide, Guaifenesin, 46122-637 — dextromethorphan HBr, guaifenesin, 46122-683 — Guaifenesin, 46122-700 — Guaifenesin/phenylephrine, 46122-704 — dextromethorphan hydrobromide, guaifenesin, 46122-712 — ACETAMINOPHEN, GUAIFENESIN, and PHENYLEPHRINE HYDROCHLORIDE, 46122-782 — Dextromethorphan HBr, Guaifenesin, 46122-783 — dextromethorphan hydrobromide and guaifenesin, 46122-785 — Guaifenesin, 46122-786 — DEXTROMETHORPHAN HYDROBROMIDE AND GUAIFENESIN, 46122-790 — Dextromethorphan HBr, Guaifenesin, 46122-794 — Guaifenesin, 46122-801 — Guaifenesin and Pseudoephedrine HCl, 46122-814 — guaifenesin, 46122-817 — dextromethorphan hydrobromide, guaifenesin, 46122-840 — Dextromethorphan HBr and Guaifenesin, +1437 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 Q4 (October 2026 release). All data sources · How to read the labels

Current data releases:ICD-10-CM FY2027 · ICD-10-PCS FY2027 · HCPCS October 2026 · MS-DRG v44 · Medicare Code Editor v44.0 · NCCI PTP Q4 2026 · MUE Q4 2026 · NCD code lists 2026-01 · LCD export September 28, 2026 · All releases and sources