Product Information
EFFER-K 20 MEQ TABLET EFF is a generic product labeled by Nomax Inc., priced at $0.5230 per EA under NDC 51801001130. Its NADAC has been published 550 times since Dec 17, 2014.
Strength
782 mg/1
Manufacturer
Nomax Inc.NDC
51801001130
Classification
Generic
Dosage Form
TABLET, EFFERVESCENT
Route
ORAL
Effective Date
9/23/2026
Active Ingredients
POTASSIUM BICARBONATEApproval Type
Unapproved
On Market Since
1/30/2013
Pharmacological Classes
Price Statistics
The NADAC for EFFER-K 20 MEQ TABLET EFF has been published 550 times since Dec 17, 2014, and over the history we have for it it has risen 33.2%. The table below summarizes its recorded NADAC range and movement.
| Current price | $0.5230 per EA |
|---|---|
| All-time high | $0.5314 (Dec 13, 2023) |
| All-time low | $0.3813 (Jul 18, 2018) |
| 52-week high | $0.5276 |
| 52-week low | $0.5167 |
| Median price | $0.4465 |
| Average price | $0.4515 |
| Largest weekly change | +8.8% (Jul 17, 2019) |
| Weeks tracked | 550 |
| Tracking since | Dec 17, 2014 |
Generic Alternatives
The matcher finds 1 manufacturer 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
Nomax Inc. manufacturer profile
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Drug market
POTASSIUM BICARBONATE market comparison
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Therapeutic class
Osmotic Laxative 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 EFFER-K 20 MEQ TABLET EFF?
The current National Average Drug Acquisition Cost (NADAC) for EFFER-K 20 MEQ TABLET EFF, manufactured by Nomax Inc., is $0.5230 per EA (NDC 51801001130), effective Sep 30, 2026.
How has the price of EFFER-K 20 MEQ TABLET EFF changed over time?
Over the history we have for it, the NADAC for EFFER-K 20 MEQ TABLET EFF has risen 33.2%. It has been tracked across 550 weekly CMS publications since Dec 17, 2014.
What are the highest and lowest recorded NADAC prices for EFFER-K 20 MEQ TABLET EFF?
Since Dec 17, 2014, the NADAC for EFFER-K 20 MEQ TABLET EFF has ranged from a low of $0.3813 (Jul 18, 2018) to a high of $0.5314 (Dec 13, 2023), with a median of $0.4465 per EA.
Are there cheaper alternatives to EFFER-K 20 MEQ TABLET EFF?
1 manufacturer publishes a NADAC-priced product with the same active ingredient and strength as EFFER-K 20 MEQ TABLET EFF in a comparable dosage form, but none are currently priced below it.
Who manufactures EFFER-K 20 MEQ TABLET EFF?
EFFER-K 20 MEQ TABLET EFF (NDC 51801001130) is labeled by Nomax Inc., and CMS classifies it as a generic product.