Cardiotonic Effect: To enhance cardiac contractility and improve cardiac function without increasing myocardial oxygen consumption, expand coronary artery and increase coronary blood flow.

Actions on blood vessels: To expand coronary artery and increase myocardial blood flow with peripheral expansion and increased blood flow as well as decreased cerebral blood flow.

Anti-thrombosis effects: To increase the activity of thrombotic dissolving enzyme, extend the coagulation time, inhibit platelet aggregation and reduce blood viscosity.

Improvements in micro circulation: It has the effects of dissolving blood stasis to arrest bleeding, promoting blood flow and relieving pain. Fohow Danshen (Saviamiltiorrhiza) can be used for the treatment of arrhythmia through calcium antagonism, stabilizing the cell membrane, scavenging free radicals, and promoting energy production and use.

Danshen tablets have some effects in lowering blood pressure and improving left ventricular diastolic function, and promoting the release and reverse of vascular relaxing factor.