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氨氯地平具有扩张周围血管和冠状动脉的作用,对窦房结和房室结无明显影响,有降低血小板聚集力及抗动脉硬化作用。本药分布容积较大(21L/kg),血浆蛋白结合率较高(79.5%),T_((1/2)β)较长(35-45h)临床用氨氯地平5-10mg,qd,4-10wk对心绞痛及高血压有明显疗效,且不伴反射性心动过速或体位性低血压,副作用轻微,更适用于有心脏传导障碍或肾功能不全者。
Amlodipine has the effect of expanding the surrounding blood vessels and coronary arteries, has no significant effect on the sinus node and atrioventricular node, and has the effect of reducing platelet aggregation and anti-atherosclerosis. The drug volume was larger (21L / kg), plasma protein binding rate was higher (79.5%), T_ (1/2) β was longer (35-45h) clinical use of amlodipine 5-10mg, qd, 4-10wk has significant effect on angina pectoris and hypertension, and without reflex tachycardia or orthostatic hypotension, minor side effects, more suitable for heart conduction disorders or renal insufficiency.