Abstract: Objective To observe the effect of "Jingu Tongxiao Wan" on blood stasis and cold coagulation type gonarthrosis.Methods 160 patients with blood stasis and cold coagulation type gonarthrosis were divided into the "Jingu Tongxiao Wan" group(group A)with 120 cases(treated with "Jingu Tongxiao Wan" 6 g/time,2 times/d)and "Guci Pian" group(group B)with 40 cases(treated with "Guci Pian" 3 tablets/time,3 times/d).Indexes of effect and safe were observed after one month.Results 23 cases were healed,63 cases were excellent,9 cases were utilitied,9 cases were invalid,total effective rate was 93.8% in the group A.While,in the group B,7 cases were healed,21 cases were excellent,9 cases were utilitied,3 cases were invalid,total effective rate was 92.5%.There was no significant difference between two groups(P>0.05).Scores of sings and symptoms before and after treatment were 8.98±2.24 and 2.15±1.71 respectively in the group A,and 8.29±2.35 and 2.25±1.25 respectively in the group B.The scores after treatment were significantly different from that before treatment in each group(P<0.01),and no significant difference between scores of the group A and group B after treatment(P>0.05).Conclusion The treatment of "Jingu Tongxiao Wan" shows an obvious effect and safe on blood stasis and cold coagulation type gonarthrosis.

Key words: Jingu Tongxiao Wan, gonarthrosis, clicinal study