Clinical Research On Effect Of Different Intervening Time Of Needling Shiqizhui (EX-B7) For The Treatment Of Primary Dysmenorrhea (PD)

Objective:This study observed the effect of different time acupuncturing Shiqizhui (EX-B7) in the treatment of primary dysmenorrhea. Provide objective clinical basis for selecting the acupunture intervention time treating primary dysmenorrhea with single acupoint,and consequently establish the best time to intervene.Methods:124 patients with primary dysmenorrhea were randomly divided into three groups under the same acupoints and manipulation:the premenstrual treatment group, about 3-7 days before menstruation for acupuncture; pain instantly acupuncture group, acupunctured when menstrual pain; and the control group. Observe three months period among the three groups COX dysmenorrhea symptoms rating scale (the Cox Menstrual Symptom Scale) changes, and compare the differences between the three groups.Result:After the treatment, The CMSS scores had no statistical difference between premenstrual group and pain instantly acupuncture group(P>0.05). They both can significantly improve symptoms in patients with primary dysmenorrhea. However, there was trend which the premenstrual treatment group had better effect than the pain instantly acupuncture group. The CMSS scores have statistical difference between treatment group and control group(P<0.05).Conclusion:Acupuncturing Shiqizhui (EX-B7) before menstruation and during menstrual pain can both alleviate the symptoms of primary dysmenorrhea,thus we can conclude that different intervention time has no significant influence on the effectiveness of acupuncturing Shiqizhui (EX-B7).