GUAIFENESIN

2 strengths and forms, 123 products.

This is an index of what is on the US market — which strengths and dosage forms of guaifenesin actually exist, and how many products share each one. Pick a formulation to see every product that matches it.

Different strengths are not interchangeable

Each row below is a separate formulation. Products match within a row, never across rows — a 500 mg tablet is not a substitute for a 160 mg/5 mL suspension. Salvio is informational only and does not give dosing advice. Ask a pharmacist.

FormulationProductsLabelersInactive data on file
Guaifenesin 600 mg tablet, Extended Release684833 of 6835 not on file — not the same as none
Guaifenesin 1200 mg tablet, Extended Release554227 of 5528 not on file — not the same as none
Source
OpenFDA NDC Directory + OpenFDA Label API
Snapshot
2026-08-25
Method

This page is a product index, not drug information. For clinical guidance on guaifenesin — what it treats, how to take it, who should avoid it — consult the FDA label on the product, a pharmacist, or a clinician. Listing in the NDC Directory is not FDA approval. Salvio holds no price data and does not rank products.