微量肾上腺素与局麻药配伍的目的主要是()-查字典考试网

微量肾上腺素与局麻药配伍的目的主要是()

A、防止过敏性休克
B、延长局麻药作用时间及防止吸收中毒
C、局部血管收缩，促进止血
D、中枢镇静作用
E、防止出现低血压

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