An authorized generic of K-Dur was sold before, but it isn’t sold now. Ask your pharmacist whether a generic is available.
Source: FDA, updated October 30, 2026
How to pay the least
Not sold
K-Dur itself isn’t sold as a prescription anymore.
Compare every option
Question
Brand nameK-Dur
Authorized generic
Regular generic
What you’d pay
Not soldNo longer sold
Not soldNo longer sold
Not soldAsk the pharmacy
Same as K-Dur?
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Details for each option
Details for
Brand nameNot sold
K-Dur itself isn’t sold as a prescription anymore. Its generic versions, if any, are in the other tabs.
Authorized genericNot sold now
Regular genericNot sold
Ask your pharmacist whether one is sold. Generics usually come once the brand’s patents and exclusivity end.
What it’s used for
What the FDA label says
Potassium chloride extended-release tablets are potassium salt indicated for the treatment and prophylaxis of hypokalemia with or without metabolic alkalosis in patients for whom dietary management with potassium-rich foods or diuretic dose reduction is insufficient.
Source: the FDA label for Potassium Chloride Extended-Release (Upsher-Smith Laboratories, LLC), July 24, 2026. Full label on DailyMed
Prices change: confirm with the pharmacy before you fill. drugalt.com/drug/k-dur/