Objective :To observe the effect of Chinese medicine by taking oral and plasterring outside thyroid on thyroid hormone and thyroid pathological changes of experimental hyperthyroid rat. Methods :50 rats were used Euthyrox daily at 75μg/100g ig and were randomly divided into hyperthyroidism model group,Jiakangping plaster group,Jiakang formula group, control group, taking oral and plastering group,each with 10 rats, as well as 10 rats as normal group. Three weeks latter the rats were killed for observation the effect of Chinese medicine by ta...