1.Improving the tolerability of mycardium to hypoxia and act against cardiac infarct like propanolol.
2.Dilating coronary artery and improving the vitality of myocardium.
3.Decreasing blood lipids,blood pressure and the cerebral vascular resistance
4.Act against arrhythmia,expecially atrial or ventricular premature beats,but have no effect on effect on atrial fibrillation.
5.Significantly suppress the platelet aggregation induced by collagen