Methods Zhuhuangsan, general Zhuhuang gel and Uher Zhuhuang gel were used to treat oral ulcer.Statistical significance was established by analysis of variance of the time of intention.

• 方法建立家免口腔溃疡模型，分别给予珠黄散、普通珠黄凝胶、超细珠黄凝胶进行治疗，记录完全痊愈时间进行统计处理。