对重症肺炎及重度腹泻合并高度腹胀的2岁以下患儿124例,其中61例(重症肺炎41例、重症腹泻20例)使用酚妥拉明0.5～1mg/kg·次,并联合应用阿拉明、剂量为酚妥拉明的一半,10～15分钟内滴注,总量每次>10mg,6小时重复使用,对照组除不使用上述药,其他治疗两组相同.结果观察组有效率38/41例(92.7%),腹胀消退时间8.9±3.15 In severe pneumonia and severe diarrhea with severe abdominal distension in children under 2 years of age, 124 cases, of which 61 cases (41 cases of severe pneumonia, severe diarrhea in 20 cases) with phentolamine 0.5 ~ 1mg / kg · times, combined with the application of Alamin , The dose of half of phentolamine, 10 ~ 15 minutes instillation, the total amount of each> 10mg, 6 hours repeated use of the control group except the above drug, the other treatment of the same two groups.Results The observation group effective rate 38 / 41 cases (92.7%), abdominal distension and dissipate time 8.9 ± 3.15