A Clinical Observation on Yaotuitong Pill

Objective:To evaluate the therapeutic effects and adverse reactions of yaotuitong (YTT) pill in patients with lumbag or leg pain. Methods:100 patients were randomly divided into 42 cases of control clinical trial and 58 cases of open clinical trial. In the former, 42 cases were divided into 21 cases of study group orally treated with YTT 1.2 g, tid and 21 cases of control group received yaotongning capsule. 58 cases of open clinical trial orally took YTT 1.5 g/day. The therapeutic term in both groups was 7 days and the total term was 4 weeks. Results:In randomized control clinical trial, the effective rate in both groups was 100.0%. The cure rate in open group was 8.6% and the effective rate was 97.5%. In randomized control clinical trial plus open clinical trial, the cure rate for YTT was 6.3%(5/79) and the total effective rate was 97.5%. The rate of adverse reactions in open group was 5.2%. Conclusion:YTT is effective and safe in treating various osteoarthritis, hypertrophy of lumbar verte.