Xuanbi decction could effectively relieve the clinical symptoms of CIA rats and restore the Th1/Th2 shift. This is probably one of underlying mechanisms for clinical treatment of rheumatoid arthritis.

• 宣痹汤能有效缓解CIA大鼠临床症状,恢复Th1/Th2漂移,这可能是其临床治疗类风湿关节炎的机制之一。