Multicenter clinical trial of Tiaojing Huoxue Capsules for primary dysmenorrhoea / 中草药

ABSTRACT

Objective To assess the efficacy of Tiaojing Huoxue CapsuleS for the primary dysmenorrhoea (PD). Methods A total of 300 women with PD were enrolled and randomly divided into the control and treatment group, which were administrated with placebo and Tiaojing Huoxue Capsules for three menstrual cycles, respectively. The efficacy of Tiaojing Huoxue Capsule was evaluated by visual analogue scale (VAS) and traditional Chinese medicine (TCM) syndrome scores. Results The effective rate of VAS was 62.43% in the experiment group with statistical significance when compared with the control group (P < 0.01). Similarly, the total effective rate in the treatment group was 76.30% while that in the control group was 36.67% after treatment of three menstrual cycles. Conclusion Tiaojing Huoxue Capsules can relieve the alleviating pain for women with PD.