The above parameters in benadryl group had n o significant difference with saline group.

苯海拉明组小鼠变应性接触性皮炎的程度与生理盐水组差异无显著.

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Conclusion Benadryl can prevent nausea, vomiting and itch induced by morphine during patient control vein analgesia.

结论　术毕前静脉注射苯海拉明,能有效预防吗啡术后镇痛所致的恶心 、 呕吐和皮肤瘙痒等副反应.

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