The observation group was treated with acupuncture at `` Siguan '' including Hegu ( LI 4 ) and Taichong ( LR 3 ) , combined with the Gallbladder Meridian acupoints including Fengchi ( GB 20 ) , Shuaigu ( GB 8 ) , Qiuxu ( GB 40 ) and Zulinqi ( GB 41 ) , while the control group was treated with acupuncture at the Gallbladder Meridian acupoints , including Fengchi ( GB 20 ) , Shuaigu ( GB 8 ) , Qiuxu ( GB 40 ) , Zulinqi ( GB 41 ) , Yanglingquan ( GB 34 ) and Hanyan ( GB 4 ) .