1. Antiarrhythmic drugs, can make paroxysmal supraventricular tachycardia into sinus rhythm.Used for supraventricular arrhythmias related to atrioventricular.

2. Treatment of angina pectoris, myocardial infarction, coronary insufficiency, arteriosclerosis, essential hypertension, cerebrovascular disorders, sequelae of stroke, progressive muscular atrophy, etc.

3. Biochemical research.