患者,女,46岁。有高血压病史十余年,血压波动于34～22/20～12kPa。常服用复方罗布麻,常药降压片等。1991年4月3日误将硝苯吡啶10mg/次口服10片,一次口服了100mg。服药20分钟后,自觉心慌、气急、胸前区不适、面色苍白、烦躁不安,四肢冰凉等症状。查体:T36.2℃。P168次/分,R34/次,BP18/7kPa,急性痛苦面容,面色苍白,呼吸急促,唇轻度紫绀。心尖搏动不弥散,无震颤,心脏 Patient, female, 46 years old. A history of hypertension more than ten years, blood pressure fluctuations in 34 ~ 22/20 ~ 12kPa. Often take compound Apocynum, such as regular antihypertensive tablets. On April 3, 1991 mistakenly nifedipine 10mg / time orally 10, 100mg once orally. 20 minutes after taking medicine, consciously palpitation, shortness of breath, uncomfortable chest area, pale, irritability, cold limbs and other symptoms. Physical examination: T36.2 ℃. P168 beats / min, R34 / times, BP18 / 7kPa, acute painful face, pale, shortness of breath, lips mild cyanosis. Apex beat is not dispersed, no tremor, heart