Potassium Chloride
Brand names: Klor-Con, Klor-Con M15, Potassium Chloride, Klor-Con 10, Klor-Con 8, Klor-Con M10, Klor-Con M20
At a glance
- Medicare prescriptions, 2024
- 13,985,050
- Medicare drug cost
- $282.8M
- Average cost per prescription
- $20.22
- Clinicians who prescribed it
- 211,661
Where it is prescribed
List the prescribers in any state, county, city or ZIP code →
What it is used for
Potassium chloride extended-release tablets are 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.
From the FDA-approved prescribing information (label dated July 2026). Full labels on DailyMed (opens in a new tab)
Who prescribes it
- Family Medicine 31.4%
- Internal Medicine 25.1%
- Nurse Practitioners 20.5%
- Cardiology 6.0%
- Physician Assistants 5.3%
- Interventional Cardiology 2.1%
- Geriatric Medicine 2.0%
- Nephrology (Kidney) 1.8%
- Hematology & Oncology 0.9%
- General Practice 0.9%
- Hospitalist 0.7%
- Cardiac Electrophysiology 0.4%
All prescribers, by place, name or specialty →
Share of Medicare prescriptions written by each specialty. Select one to list its prescribers.
Trend, 2019–2024
Medicare prescriptions fell 8% from 2019 to 2024.
Biggest change by state since 2019
- Utah +10%
- Delaware +7%
- Vermont +5%
- Idaho +4%
- Montana +4%
- New Jersey (smallest change) −18%
- Rhode Island (smallest change) −16%
From CMS’s yearly state and national Part D summaries, which count every prescriber, including those CMS leaves out of its per-clinician data (fewer than 11 prescriptions). That is why these totals are higher than the count at the top of this page. Prescriptions include refills.
What it looks like
Pills from 2 makers on file. The same medicine can look different depending on who made it, so check the imprint (the letters and numbers on the pill) with your pharmacist if a refill looks different.
Par Health
| Strength | Looks like | Imprint |
|---|---|---|
| 1.5 g | orange powder | |
Upsher-Smith Laboratories, LLC
| Strength | Looks like | Imprint |
|---|---|---|
| 750 mg | yellow oval tablet, 16 mm | P10 |
| 1500 mg | white oval tablet, 20 mm | P20 |
Source: DailyMed (U.S. National Library of Medicine), from each maker’s FDA drug listing. A few makers are shown, not every one. Never take a pill you can’t identify; ask a pharmacist.
Industry payments about this drug
No industry payments to clinicians named this drug in 2025.
Recalls and shortages
Not on the FDA drug shortage list.
9 recalls since 2020
- Oct 2025 · Otsuka Icu Medical LLC · Class I
Labeling: Label Error on Declared Strength-The overwrap label may incorrectly identify the product as POTASSIUM CHLORIDE Inj. 10 mEq instead of POTASSIUM CHLORIDE Inj. 20 mEq - Feb 2025 · Icu Medical, Inc. · Class I
Labeling: Label Error on Declared Strength. Cases labeled POTASSIUM CHLORIDE 20 mEq, may contain flexible containers with overwrap mislabeled as 10 mEq. The correct dosage strength of 20 mEq is printed on the labeling affixed to the product flexible container. - Feb 2025 · Icu Medical, Inc. · Class I
Labeling: Label Error on Declared Strength. Overwrap labeled as Potassium Chloride Inj 10 mEq may contain flexible containers of Potassium Chloride Inj 20 mEq - Jan 2025 · The Harvard Drug Group LLC dba Major Pharmaceuticals and Rugby Laboratories · Class II
Failed Dissolution Specifications. - Jun 2024 · Amerisource Health Services LLC · Class I
Failed Dissolution Specifications - Mar 2024 · B. Braun Medical Inc · Class II
Lack of assurance of sterility: pinholes, within the blue label characters on the EXCEL bag, specifically within the dotted characters on the label, resulting in leaks. - Sep 2021 · Strides Pharma Inc. · Class II
Failed Dissolution Specifications - Aug 2020 · Strides Inc. · Class II
Failed Dissolution Specifications
Recalls usually affect specific lots from one maker, not every version of a drug. Class I is the most serious; most drug recalls are Class II. FDA recalls (opens in a new tab)
Sources: CMS Medicare Part D Prescribers by Provider and Drug (2024; prescriptions include refills, and CMS hides counts under 11 per prescriber); U.S. Food and Drug Administration, openFDA (drug labels, NDC directory, enforcement reports, drug shortages); CMS Open Payments 2025; ClinicalTrials.gov. General information only, not medical advice; not yet reviewed by our medical reviewer.