Potassium Chloride ER Coupons & Prices

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Potassium Chloride ER is an extended-release prescription supplement used to treat low levels of potassium. Potassium Chloride ER usually retails for $33.66 for 30, 20meq tablet extended releases of Potassium Chloride ER, but a SingleCare Potassium Chloride ER coupon reduces Potassium Chloride ER's price to $11.45 for 30, 20meq tablet extended releases of generic Potassium Chloride ER.

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Potassium Chloride ER coupon at Kroger Pharmacy
$14.45
$ 11.45
$3 off with signupwith signup

Show this free card to your pharmacist.

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Potassium Chloride ER coupon at Harris Teeter Pharmacy
$14.45
$ 11.45
$3 off with signupwith signup

Save an extra $3 on any eligible prescription! Sign up for free

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and it's free to join

Potassium Chloride ER coupon at Costco Pharmacy
$ 13.11
Potassium Chloride ER coupon at Walmart Neighborhood Market Pharmacy
$20.05
$ 17.05
$3 off with signupwith signup
Potassium Chloride ER coupon at Walmart Pharmacy
$20.05
$ 17.05
$3 off with signupwith signup
Potassium Chloride ER coupon at CVS Pharmacy
$20.68
$ 17.68
$3 off with signupwith signup
$ 19.10
$22.28
$ 19.28
$3 off with signupwith signup
$ 20.18

About SingleCare Pricing

SingleCare’s prescription prices are based on multiple sources. The prices we publish are our best estimate, but we cannot guarantee that the price we display will exactly match the price you receive at the pharmacy. For an exact price, please contact your pharmacy and provide the BIN/GRP/PCN numbers shown on your SingleCare card.

Any SingleCare bonus savings, including the $3 signup bonus, may only be used once.

Prices updated: 12/05/2025

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About Potassium Chloride ER

Potassium Chloride ER is an extended-release prescription supplement used to treat low levels of potassium. Potassium Chloride ER usually retails for $33.66 for 30, 20meq tablet extended releases of Potassium Chloride ER, but a SingleCare Potassium Chloride ER coupon reduces Potassium Chloride ER's price to $11.45 for 30, 20meq tablet extended releases of generic Potassium Chloride ER.

Potassium Chloride ER Price History & Information

Price History for Potassium Chloride Er

30 count, tablet extended release, 20meq

Our price history metrics are calculated from aggregate prescription data that we receive from all participating pharmacies. This chart updates daily to show new price fluctuations. If a data point is missing from the chart, it is because we do not have enough data to produce a reliable figure.

Average 1-Month Prices for Potassium Chloride Er

30 count, tablet extended release, 20meq
PharmacyPotassium Chloride Er Retail PricePotassium Chloride Er SingleCare Price
CVS Pharmacy$21.00$20.70
Walmart$12.90$9.90
Walgreens$11.72$10.77
Kroger Pharmacy$18.00$12.30
Albertsons Pharmacy$28.80$18.30

These prices are based on the last month of SingleCare prescription fill data by major pharmacy. This table updates daily to show the most accurate typical prices by pharmacies. If a data point is missing from the table, it is because we do not have enough data to produce a reliable figure.

About Potassium Chloride ER

Potassium Chloride ER is an extended-release prescription supplement used to treat low levels of potassium. Potassium Chloride ER usually retails for $33.66 for 30, 20meq tablet extended releases of Potassium Chloride ER, but a SingleCare Potassium Chloride ER coupon reduces Potassium Chloride ER's price to $11.45 for 30, 20meq tablet extended releases of generic Potassium Chloride ER.

Potassium Chloride ER FAQs

Medically reviewed by Ashley WongPharm. D.
Licensed Pharmacist

How much does Potassium Chloride ER cost without insurance?

The retail price of Potassium Chloride ER without insurance averages $33.66 for 30, 20meq tablet extended releases of Potassium Chloride ER. You will pay only $11.45 for 30, 20meq tablet extended releases of generic Potassium Chloride ER using a SingleCare savings card. In fact, you can save up to 80% on the retail price for many of your prescription drug needs with SingleCare.

How much does Potassium Chloride ER cost with insurance?

Copay costs of Potassium Chloride ER will depend on your insurance plan. With a SingleCare discount card, Potassium Chloride ER costs $11.45 for 30, 20meq tablet extended releases of generic Potassium Chloride ER. Ask your pharmacist or insurance company to help you compare your insurance copay to your SingleCare discount. Your Potassium Chloride ER price with SingleCare often could be lower.

Does Medicare cover Potassium Chloride ER and how much does it cost?

Most Medicare Part D and Medicare Advantage prescription drug insurance plans cover generic Potassium Chloride ER. For others, our free Potassium Chloride ER coupon reduces the cost of Potassium Chloride ER to $11.45 for 30, 20meq tablet extended releases of generic Potassium Chloride ER.

What is the brand name of Potassium Chloride ER?

Potassium Chloride ER is a generic extended-release prescription drug manufactured by Upsher-Smith, Sandoz, Amneal, Mylan, and many other generic manufacturers. The brand-name extended-release alternatives are K-Dur and Slow K. Search the SingleCare website or app for any of these drugs for more information and savings coupons. A SingleCare prescription discount card will save you on Potassium Chloride ER and its brand-name versions at local pharmacies near you.

What is Potassium Chloride ER?

Potassium Chloride ER is an extended-release prescription medication used to treat low levels of potassium. Potassium is a critical part of every cell's growth and functioning, as well as a key component in transmitting nerve signals, so low potassium is a serious and potentially life-threatening condition.

Potassium Chloride ER is taken as a tablet. Because of potential damage to the stomach and intestines, Potassium Chloride ER is only used when a patient cannot take liquid or effervescent (fizzy) potassium, which have fewer gastrointestinal side effects.

What are the side effects of Potassium Chloride ER?

The most common side effects of Potassium Chloride ER include but are not limited to, stomach upset, stomach pain, nausea, vomiting, gas, and diarrhea. The most serious side effects are high blood potassium, stomach ulcers, and intestinal bleeding. Allergic reactions to Potassium Chloride ER are rare and may include swelling, rash, or trouble breathing.

This is not a complete list of side effects that may occur. Consult with your doctor or pharmacist about possible side effects before taking this medicine.

Ways to save on Potassium Chloride ER

Paying for a Potassium Chloride ER prescription can be difficult, especially without insurance. Fortunately, there are several ways to save on Potassium Chloride ER. There are patient assistance programs available for certain medications. The cost of Potassium Chloride ER may also vary depending on the pharmacy it is purchased from. A SingleCare coupon can also help lower the price of Potassium Chloride ER. SingleCare also has a free loyalty program where you can earn bonus savings each time you fill a prescription.

Medically reviewed by Ashley WongPharm. D.
Licensed Pharmacist

Ashley Wong, Pharm.D., has worked for healthcare companies where she translated complex drug information into easy-to-understand language for patients. She also served as a Senior Medical Information Specialist at a medical communications company, where she delivered clinically accurate drug information to healthcare providers and patients and compiled adverse event reports in accordance with the FDA's reporting guidelines.

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Where are Potassium Chloride ER coupons from SingleCare accepted?

SingleCare is accepted at most national pharmacies and grocers, including the following:

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