July 24, 2016
Recommended Topic Related To:

Potassium Chloride Extended Release Tablets

"The U.S. Food and Drug Administration today approved Octaplas, a pooled plasma (human) blood product for the replacement of clotting proteins (coagulation factors) in certain medical conditions where patients have insufficient levels. Clotting pr"...


Potassium Chloride Extended Release Tablets

Potassium Chloride Extended Release Tablets Side Effects Center

Medical Editor: John P. Cunha, DO, FACOEP

Last reviewed on RxList 8/2/2015

Potassium Chloride Extended Release Tablets is an electrolyte replenisher used to treat low levels of potassium in the blood (hypokalemia). Potassium Chloride Extended Release is available in generic form. Common side effects of potassium chloride are nausea, vomiting, gas, abdominal pain or discomfort, and diarrhea.

The recommended dosage of potassium chloride is 50 to 100mEq per day taken with meals and a full glass of water. Potassium-sparing diuretics and ACE inhibitors can interact with potassium chloride. Tell your doctor all medications you are taking. Do not crush, chew, or suck on the extended release tablets. Potassium chloride tablets should only be taken if you cannot take liquid or effervescent forms of potassium to avoid getting gastric lesions. Talk to your doctor about taking potassium chloride if you are pregnant or breastfeeding.

Our Potassium Chloride Extended Release Tablets Side Effects Drug Center provides a comprehensive view of available drug information on the potential side effects when taking this medication.

This is not a complete list of side effects and others may occur. Call your doctor for medical advice about side effects. You may report side effects to FDA at 1-800-FDA-1088.

What is Prescribing information?

The FDA package insert formatted in easy-to-find categories for health professionals and clinicians.

Potassium Chloride Extended Release Tablets FDA Prescribing Information: Side Effects
(Adverse Reactions)


One of the most severe adverse effects is hyperkalemia (see CONTRAINDICATIONS, WARNINGS, and OVERDOSAGE). There have also been reports of upper and lower gastrointestinal conditions including obstruction, bleeding, ulceration, and perforation (see CONTRAINDICATIONS and WARNINGS). The most common adverse reactions to oral potassium salts are nausea, vomiting, flatulence, abdominal pain/discomfort, and diarrhea. These symptoms are due to irritation of the gastrointestinal tract and are best managed by diluting the preparation further, taking the dose with meals or reducing the amount taken at one time.

Read the entire FDA prescribing information for Potassium Chloride Extended Release Tablets (Potassium Chloride Extended Release Tablets)

Report Problems to the Food and Drug Administration


You are encouraged to report negative side effects of prescription drugs to the FDA. Visit the FDA MedWatch website or call 1-800-FDA-1088.

Women's Health

Find out what women really need.

Use Pill Finder Find it Now See Interactions

Pill Identifier on RxList

  • quick, easy,
    pill identification

Find a Local Pharmacy

  • including 24 hour, pharmacies

Interaction Checker

  • Check potential drug interactions
Search the Medical Dictionary for Health Definitions & Medical Abbreviations