Product Information
GUAIFENESIN 100 MG/5 ML SOLN is a generic product labeled by Method Pharmaceuticals LLC, priced at $0.0115 per ML under NDC 58657050816. Its NADAC has been published 107 times since Jun 12, 2024.
Strength
100 mg/5mL
Manufacturer
Method Pharmaceuticals LLCNDC
58657050816
Classification
Generic
Dosage Form
LIQUID
Route
ORAL
Last Updated
6/17/2026
Active Ingredients
GUAIFENESINApproval Type
OTC MONOGRAPH DRUG
FDA Application
M012On Market Since
4/1/2024
Pharmacological Classes
Price Statistics
The NADAC for GUAIFENESIN 100 MG/5 ML SOLN has been published 107 times since Jun 12, 2024, and over the history we have for it it has risen 11.5%. The table below summarizes its recorded NADAC range and movement.
| Current price | $0.0115 per ML |
|---|---|
| All-time high | $0.0138 (Mar 11, 2026) |
| All-time low | $0.0089 (Jul 17, 2024) |
| 52-week high | $0.0138 |
| 52-week low | $0.0115 |
| Median price | $0.0125 |
| Average price | $0.0124 |
| Largest weekly change | +37.5% (Aug 21, 2024) |
| Weeks tracked | 107 |
| Tracking since | Jun 12, 2024 |
Generic Alternatives
The matcher finds 5 NADAC-published products sharing this drug's active ingredient, strength, and dosage form across 5 manufacturers (up to 10 shown below). None of the shown alternatives sit below the current price. These are candidates to verify clinically, not guaranteed substitutes — see our generic drug prices guide.
Frequently asked questions
What is the NADAC price of GUAIFENESIN 100 MG/5 ML SOLN?
The current National Average Drug Acquisition Cost (NADAC) for GUAIFENESIN 100 MG/5 ML SOLN, manufactured by Method Pharmaceuticals LLC, is $0.0115 per ML (NDC 58657050816), effective Jun 24, 2026.
How has the price of GUAIFENESIN 100 MG/5 ML SOLN changed over time?
Over the history we have for it, the NADAC for GUAIFENESIN 100 MG/5 ML SOLN has risen 11.5%. It has been tracked across 107 weekly CMS publications since Jun 12, 2024.
What are the highest and lowest recorded NADAC prices for GUAIFENESIN 100 MG/5 ML SOLN?
Since Jun 12, 2024, the NADAC for GUAIFENESIN 100 MG/5 ML SOLN has ranged from a low of $0.0089 (Jul 17, 2024) to a high of $0.0138 (Mar 11, 2026), with a median of $0.0125 per ML.
Are there cheaper alternatives to GUAIFENESIN 100 MG/5 ML SOLN?
5 NADAC-published products share the same active ingredient, strength, and dosage form as GUAIFENESIN 100 MG/5 ML SOLN, but none are currently priced below it.
Who manufactures GUAIFENESIN 100 MG/5 ML SOLN?
GUAIFENESIN 100 MG/5 ML SOLN (NDC 58657050816) is labeled by Method Pharmaceuticals LLC, and CMS classifies it as a generic product.
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