Product Information
EFFER-K 25 MEQ TABLET EFF is a generic product labeled by Nomax Inc., priced at $0.3616 per EA under NDC 51801000530. Its NADAC has been published 532 times since Nov 28, 2013.
Strength
977.5 mg/1
Manufacturer
Nomax Inc.NDC
51801000530
Classification
Generic
Dosage Form
TABLET, EFFERVESCENT
Route
ORAL
Last Updated
6/17/2026
Active Ingredients
POTASSIUM BICARBONATEApproval Type
Unapproved
On Market Since
1/30/2013
Price Statistics
The NADAC for EFFER-K 25 MEQ TABLET EFF has been published 532 times since Nov 28, 2013, and over the history we have for it it has risen 5.0%. The table below summarizes its recorded NADAC range and movement.
| Current price | $0.3616 per EA |
|---|---|
| All-time high | $0.4175 (Mar 14, 2018) |
| All-time low | $0.1900 (Jul 19, 2017) |
| 52-week high | $0.3725 |
| 52-week low | $0.3616 |
| Median price | $0.3143 |
| Average price | $0.2985 |
| Largest weekly change | +81.2% (Sep 21, 2016) |
| Weeks tracked | 532 |
| Tracking since | Nov 28, 2013 |
Generic Alternatives
The matcher finds 1 NADAC-published product sharing this drug's active ingredient, strength, and dosage form across 1 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.
Frequently asked questions
What is the NADAC price of EFFER-K 25 MEQ TABLET EFF?
The current National Average Drug Acquisition Cost (NADAC) for EFFER-K 25 MEQ TABLET EFF, manufactured by Nomax Inc., is $0.3616 per EA (NDC 51801000530), effective Jun 24, 2026.
How has the price of EFFER-K 25 MEQ TABLET EFF changed over time?
Over the history we have for it, the NADAC for EFFER-K 25 MEQ TABLET EFF has risen 5.0%. It has been tracked across 532 weekly CMS publications since Nov 28, 2013.
What are the highest and lowest recorded NADAC prices for EFFER-K 25 MEQ TABLET EFF?
Since Nov 28, 2013, the NADAC for EFFER-K 25 MEQ TABLET EFF has ranged from a low of $0.1900 (Jul 19, 2017) to a high of $0.4175 (Mar 14, 2018), with a median of $0.3143 per EA.
Are there cheaper alternatives to EFFER-K 25 MEQ TABLET EFF?
1 NADAC-published product shares the same active ingredient, strength, and dosage form as EFFER-K 25 MEQ TABLET EFF, but none are currently priced below it.
Who manufactures EFFER-K 25 MEQ TABLET EFF?
EFFER-K 25 MEQ TABLET EFF (NDC 51801000530) is labeled by Nomax Inc., and CMS classifies it as a generic product.
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