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妊娠患者的用药已为人们所关注。目前认为,从药物活性角度考虑,孕妇是一个十分特殊的对象。任何药物均具有治疗作用和副作用,用药时必须权衡利弊。抗高血压药物治疗的不良影响。一、心血管系统由于体位的突然改变引起体位性低血压是常见的。特别是治疗期使用节后交感神经抑制剂,例如哌唑嗪(prazosin)。主要原因是由于下肢血液瘀积,导致静脉回流减少,使患者出现头晕和晕厥症状。已报告应用硝普酸钠(sodium nitroprusside)出现不可逆低血压。氯压定(clonidine)治疗期发生反常高血压。如突然停药可造成急性儿茶酚胺释放,导致高血压危象。所有抗高血压药物对交感神经系统均具有抑制作用,基本上有一个影响心
Pregnancy patients medication has been of concern. Currently, from the point of view of drug activity, pregnant women is a very special object. Any drug has a therapeutic effect and side effects, medication must weigh the pros and cons. Adverse effects of antihypertensive medication. First, the cardiovascular system due to sudden changes in posture caused orthostatic hypotension is common. In particular, the treatment period uses postganglionic sympathetic nerve blockers, such as prazosin. The main reason is due to lower limb blood stasis, resulting in reduced venous return, so that patients with dizziness and syncope symptoms. Irreversible hypotension has been reported for sodium nitroprusside. Clonidine treatment during the occurrence of abnormal hypertension. Sudden withdrawal may cause the release of acute catecholamines, leading to high blood pressure crisis. All antihypertensive drugs have an inhibitory effect on the sympathetic nervous system, there is basically a heart