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慢性阻塞性肺病者出现肺动脉高压时预后不良。长期氧疗可降低肺动脉高压。此外,不少药物亦具有降低肺动脉高压的作用,但其中多数不宜使用,因可引起肺动、静脉血混合,造成危险。最近发现硝苯吡啶(一种钙抑制剂)对治疗急性失代偿的慢性阻塞性肺病有一定作用。作者对15例慢性阻塞性肺病稳定期、在家长期作晚氧疗者用硝苯毗啶治疗,每次剂量为20mg,舌下含服,用药前和用药后1小时作血液动力学和动脉血
Chronic obstructive pulmonary disease patients with poor prognosis of pulmonary hypertension. Long-term oxygen therapy can reduce pulmonary hypertension. In addition, many drugs also have the role of lowering pulmonary hypertension, but most of them should not be used because it can cause pulmonary and venous blood mixed, causing danger. Nifedipine, a calcium inhibitor, has recently been found to have a role in the treatment of acute decompensated chronic obstructive pulmonary disease. The authors of 15 cases of chronic obstructive pulmonary disease in the stable period, in the long-term for the elderly oxygen therapy with nifedipine, each dose of 20mg, sublingual, medication and 1 hour after administration for hemodynamics and arterial blood