Product Information
GUAIFENESIN 100 MG/5 ML SOLN is a generic product labeled by Kesin Pharma Corporation, priced at $0.0110 per ML under NDC 81033010216. Its NADAC has been published 61 times since Aug 6, 2025.
Strength
100 mg/5mL
Manufacturer
Kesin Pharma CorporationNDC
81033010216
Classification
Generic
Dosage Form
LIQUID
Route
ORAL
Effective Date
9/23/2026
Active Ingredients
GUAIFENESINApproval Type
OTC MONOGRAPH DRUG
FDA Application
M012On Market Since
11/20/2023
Pharmacological Classes
Price Statistics
The NADAC for GUAIFENESIN 100 MG/5 ML SOLN has been published 61 times since Aug 6, 2025, and over the history we have for it it has declined 15.0%. The table below summarizes its recorded NADAC range and movement.
| Current price | $0.0110 per ML |
|---|---|
| All-time high | $0.0138 (Mar 11, 2026) |
| All-time low | $0.0110 (Sep 23, 2026) |
| 52-week high | $0.0138 |
| 52-week low | $0.0110 |
| Median price | $0.0128 |
| Average price | $0.0126 |
| Largest weekly change | -7.2% (Apr 22, 2026) |
| Weeks tracked | 61 |
| Tracking since | Aug 6, 2025 |
Generic Alternatives
The matcher finds 4 manufacturers offering a NADAC-published product with this drug's active ingredient and strength in a comparable dosage form (cheapest from each manufacturer, 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.
Related Drugs
Same classification
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Manufacturer
Kesin Pharma Corporation manufacturer profile
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Drug market
Guaifenesin market comparison
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Therapeutic class
Expectorant class view
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Trend hub
Latest market trends
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Guide
Understanding NADAC pricing
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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 Kesin Pharma Corporation, is $0.0110 per ML (NDC 81033010216), effective Sep 30, 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 declined 15.0%. It has been tracked across 61 weekly CMS publications since Aug 6, 2025.
What are the highest and lowest recorded NADAC prices for GUAIFENESIN 100 MG/5 ML SOLN?
Since Aug 6, 2025, the NADAC for GUAIFENESIN 100 MG/5 ML SOLN has ranged from a low of $0.0110 (Sep 23, 2026) to a high of $0.0138 (Mar 11, 2026), with a median of $0.0128 per ML.
Are there cheaper alternatives to GUAIFENESIN 100 MG/5 ML SOLN?
4 manufacturers publish a NADAC-priced product with the same active ingredient and strength as GUAIFENESIN 100 MG/5 ML SOLN in a comparable dosage form, but none are currently priced below it.
Who manufactures GUAIFENESIN 100 MG/5 ML SOLN?
GUAIFENESIN 100 MG/5 ML SOLN (NDC 81033010216) is labeled by Kesin Pharma Corporation, and CMS classifies it as a generic product.