Product Information
CHEST CONG RLF DM 400-20 MG TB is a generic product labeled by Rugby Laboratories, priced at $0.0819 per EA under NDC 00536131208. Its NADAC has been published 263 times since Sep 22, 2021.
Strength
20; 400 mg/1; mg/1
Manufacturer
Rugby LaboratoriesNDC
00536131208
Classification
Generic
Dosage Form
TABLET
Route
ORAL
Effective Date
9/23/2026
Active Ingredients
DEXTROMETHORPHAN HYDROBROMIDE; GUAIFENESINApproval Type
OTC MONOGRAPH DRUG
FDA Application
M012On Market Since
9/1/2020
Pharmacological Classes
Price Statistics
The NADAC for CHEST CONG RLF DM 400-20 MG TB has been published 263 times since Sep 22, 2021, and over the history we have for it it has risen 3.3%. The table below summarizes its recorded NADAC range and movement.
| Current price | $0.0819 per EA |
|---|---|
| All-time high | $0.0831 (Sep 11, 2024) |
| All-time low | $0.0720 (May 18, 2022) |
| 52-week high | $0.0819 |
| 52-week low | $0.0779 |
| Median price | $0.0787 |
| Average price | $0.0784 |
| Largest weekly change | +13.7% (Jun 22, 2022) |
| Weeks tracked | 263 |
| Tracking since | Sep 22, 2021 |
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). Switching to the cheapest would cut per-unit acquisition cost by roughly 7% at current NADAC. These are candidates to verify clinically, not guaranteed substitutes — see our generic drug prices guide.
Related Drugs
Same classification
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Manufacturer
Rugby Laboratories manufacturer profile
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Drug market
Dextromethorphan Hydrobromide / 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
Use the explainer when you need context on how CMS publishes NADAC and how to interpret the number on this page.
Frequently asked questions
What is the NADAC price of CHEST CONG RLF DM 400-20 MG TB?
The current National Average Drug Acquisition Cost (NADAC) for CHEST CONG RLF DM 400-20 MG TB, manufactured by Rugby Laboratories, is $0.0819 per EA (NDC 00536131208), effective Sep 30, 2026.
How has the price of CHEST CONG RLF DM 400-20 MG TB changed over time?
Over the history we have for it, the NADAC for CHEST CONG RLF DM 400-20 MG TB has risen 3.3%. It has been tracked across 263 weekly CMS publications since Sep 22, 2021.
What are the highest and lowest recorded NADAC prices for CHEST CONG RLF DM 400-20 MG TB?
Since Sep 22, 2021, the NADAC for CHEST CONG RLF DM 400-20 MG TB has ranged from a low of $0.0720 (May 18, 2022) to a high of $0.0831 (Sep 11, 2024), with a median of $0.0787 per EA.
Are there cheaper alternatives to CHEST CONG RLF DM 400-20 MG TB?
Yes. 4 manufacturers publish a NADAC-priced product with the same active ingredient and strength in a comparable dosage form. The lowest-priced option, QC MUCUS RELIEF DM TABLET, is $0.0766 per EA — about 7% below CHEST CONG RLF DM 400-20 MG TB.
Who manufactures CHEST CONG RLF DM 400-20 MG TB?
CHEST CONG RLF DM 400-20 MG TB (NDC 00536131208) is labeled by Rugby Laboratories, and CMS classifies it as a generic product.