本文旨在通过比较下腹部硬膜外术后用新斯的明复合东莨菪碱和布比卡因与单用吗啡的镇痛效果及不良反应 ,期望为改善下腹部硬膜外手术后镇痛效果 ,尽量减少不良反应提供参考。资料与方法一般资料　将 42例ＡＳＡⅠ～Ⅱ级下腹部手术患者随机分为三组 ,于硬膜外麻醉手术结束时双盲 This article aims to compare the lower abdomen epidural neostigmine compound scopolamine and bupivacaine with morphine alone analgesic effect and adverse reactions, expect to improve the lower abdomen epidural analgesic effect, as far as possible Reduce adverse reactions provide a reference. Materials and Methods General Information 42 cases of ASA Ⅰ ~ Ⅱ lower abdominal surgery patients were randomly divided into three groups, at the end of epidural anesthesia double-blind