inhibit the appearance of abnormal electrocardiogram induced in rat by isopropylnoradrenaline;reduce the increase of the levels of serum SGOT, CKP and LDH induced in rat by isopropylnoradrenaline; 抑制异丙肾上腺素所致的异常心电图的出现,抑制异丙肾上腺素所致心肌梗死大鼠血清SGOT、CKP、LDH的升高;