Vasodilator Prolongs effective refractory period. Possible anti-oxidant activity. Also exerts this effect by increasing bile acid formation from cholesterol. Constricts other arteries, and thus blood pressure may either increase or decrease. Possible actions to decrease clotting and decrease smooth muscle proliferation.
Depression is relatively common.
Avoid with peptic ulcer disease. Blocks uptake of adrenalin-type agents by nerve endings. I have compiled the table from recent reviews in conventional medical journals. Herbs as Medicines. Herbal Medicine for the Treatment of Cardiovascular Disease.