Product Information
EFFER-K 25 MEQ TABLET EFF is a generic product labeled by Nomax Inc., priced at $0.3566 per EA under NDC 51801000140. Its NADAC has been published 540 times since Nov 28, 2013.
Strength
977.5 mg/1
Manufacturer
Nomax Inc.NDC
51801000140
Classification
Generic
Dosage Form
TABLET, EFFERVESCENT
Route
ORAL
Effective Date
8/19/2026
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 540 times since Nov 28, 2013, and over the history we have for it it has risen 3.6%. The table below summarizes its recorded NADAC range and movement.
| Current price | $0.3566 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 | $0.3566 |
| Median price | $0.3143 |
| Average price | $0.2994 |
| Largest weekly change | +81.2% (Sep 21, 2016) |
| Weeks tracked | 540 |
| Tracking since | Nov 28, 2013 |
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
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 $0.3566 per EA (NDC 51801000140), effective Aug 19, 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 3.6%. It has been tracked across 540 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 manufacturer publishes a NADAC-priced product with the same active ingredient and strength as EFFER-K 25 MEQ TABLET EFF in a comparable dosage form, but none are currently priced below it.
Who manufactures EFFER-K 25 MEQ TABLET EFF?
EFFER-K 25 MEQ TABLET EFF (NDC 51801000140) is labeled by Nomax Inc., and CMS classifies it as a generic product.