[名词解释] 真性尿失禁

尿瘘 尿失禁 异烟肼可使下述哪些药物的代谢减慢、作用增强() ["A．麻黄碱","B．恢压敏","C．哌替啶","D．多巴胺","E．去甲肾上腺素"] 长期服用利血平的患者，椎管内麻醉中出现明显低血压时首选() ["A．去氧肾上腺素","B．阿托品","C．间羟胺","D．分次小量用甲氧明","E．多巴酚丁胺"] 排尿困难 真性尿失禁