Potassium chloride side effects

List of side effects
Hyperkalemia Most common side effects

Hyperkalemia
One of the most severe adverse effects is hyperkalemia. There have also been reports of upper and lower gastrointestinal conditions including obstruction, bleeding, ulceration, and perforation. Return to top

Most common side effects
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. Return to top