Seek immediate medical attention

If you have symptoms of hyperkalemia, call your healthcare professional right away. This is especially true if you have kidney disease or are taking medicines that raise your potassium level.

Sudden or severe hyperkalemia is serious. It can be life-threatening. Symptoms may include:

• Muscle weakness.
• Weakness, numbness and tingling in the arms and legs.
• Shortness of breath.
• Chest pain.
• Irregular heart rhythms, called arrhythmias.
• Nausea or vomiting.