Potassium Chloride
K-Tab is an extended-release potassium chloride supplement used to treat and prevent low blood potassium levels (hypokalemia). It is typically prescribed for patients who experience potassium loss due to certain diuretics (water pills), or those with conditions that cause potassium deficiency such as kidney disease, liver cirrhosis, or heart failure. The medication helps maintain normal potassium levels essential for proper heart, muscle, and nerve function.
K-Tab is a potassium supplement that treats and prevents low potassium levels, commonly used by patients on diuretics or those with conditions causing potassium loss.
Key facts at a glance
- RxNorm
- 93028
- Generic
- K-Tab
- Class
- brand-name
- Brands
- —
- Availability
- rx
- Lactation
- unknown
- Routes
- —
- Forms
- —
- Regions
- US, EU, CN, JP
- Monitoring
- —
This page is for informational purposes only.
Do not use this information to diagnose yourself or to replace a physician's advice. Always consult a qualified healthcare provider before starting, stopping, or changing any medication. If you believe you are experiencing a medical emergency, call your local emergency number immediately.
Treatment and prevention of hypokalemia (low blood potassium), commonly associated with diuretic use, kidney disease, liver cirrhosis, heart failure, and other conditions causing potassium depletion.
Provides supplemental potassium chloride to replenish depleted potassium levels in the blood and body tissues, supporting normal cellular function, nerve conduction, and muscle contraction.
Must be swallowed whole to avoid high local concentrations that can irritate the stomach lining. Avoid crushing or chewing tablets. Do not use if potassium levels are elevated (hyperkalemia) or with certain medications like potassium-sparing diuretics and ACE inhibitors without medical supervision. Common side effects include stomach discomfort and nausea.
Official drug label
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This information is for educational purposes only and is not a substitute for professional medical advice, diagnosis, or treatment.
This content is for general informational and educational purposes only and is not a substitute for professional medical advice, diagnosis, or treatment. Always seek the guidance of a qualified healthcare provider with any questions you have about a medical condition, and never disregard professional medical advice or delay seeking it because of something you read here.
If you think you may have a medical emergency, call your local emergency number or go to the nearest emergency department immediately.
Medically reviewed by WellAlly Editorial Team Last reviewed July 26, 2026. · Read our editorial policy