Common side effects
High potassium level. Signs include feeling weak, lightheaded, dizzy, feel like passing out, or have numbness or tingling. Feeling dizzy. Rise slowly over a few minutes when sitting or lying down. Be careful climbing. Upset stomach or throwing up. Many small meals, good mouth care, sucking hard, sugar-free candy, or chewing sugar-free gum may help. Change in sex ability. This most often goes back to normal.