Potassium citrate tablets are a potassium supplement that can treat hypokalemia caused by a variety of reasons. Potassium citrate tablets are used as a potassium supplement to treat hypokalemia caused by a variety of reasons, such as lowered blood potassium due to prolonged diet, severe vomiting and diarrhea. In addition, it is also useful in lowering blood potassium caused by the use of potassium-excreting diuretics or long-term use of glucocorticoids, and cyclic paralysis caused by hyperthyroidism. In addition, potassium citrate tablets are useful in the treatment of frequent multiple premature beats and tachyarrhythmias. When used in combination with other drugs, it can have a good therapeutic effect on hyperuricemia as well. However, note that it should not be taken by patients with severe renal impairment, and side effects such as fatigue and weakness, numbness of the hands and feet, anxiety, confusion, slow heart rate, and cardiac arrhythmia may occur during the course of the medication. Therefore, potassium citrate tablets should be used properly under the guidance of a professional doctor.