目的 研究痒安洗液的抗炎止痒作用。采小鼠耳廓微循环实验法、二甲苯及蛋清致炎法、组胺致痒阈及体外抗菌MIC测定法观察。结果 痒安洗液可改善小鼠耳廓微循环，对抗小鼠耳二甲苯致炎及大鼠踝关节蛋清致炎，提高豚鼠组胺致痒阈及有抗菌作用。结论 痒安洗液对皮炎性瘙痒症有明显对抗作用。

OBJECTIVE To study the anti-inflammatory and antipruritus effects of Yangan lotion. METHODS The microcirculation of the mouse s auricle was observed.The inflammation was caused by dimethylbenzene and albumen;The itch was caused by histamine and with extrinsis-antisepsis.The MIC in vitro was also determined. RESULTS Yangan lotion improved the microcirculation of the mouses auricle,produced the anti-inflammatory effects on the inflamed ear of the mouse caused by dimethylbenzene and the inflamed gymnoarthrosis of the hamster caused by albumen and relieved itching on the cavys place caused by histamine. CONCLUSION Yangan lotion had the obvious effects on dermatitis pruritus.