Cold Dampness obstruction Principle:Dispersing cold and dampness, inducing menstruation to relieve pain, mainly selecting points from the Ren and the Foot Taiyin meridians Acupoint Zhongji(RN3),Shuidao (ST28), Diji(SP8).In case of acute pain,Ciliao (BL32)and Guilai (ST29)may be added.For abdominal pain radiating to the lower back,Ming-men (DU4)and Shenshu (BL23)may be added Cold Dampness obstruction ◼ Principle: Dispersing cold and dampness, inducing menstruation to relieve pain, mainly selecting points from the Ren and the Foot Taiyin meridians ◼ Acupoint :Zhongji(RN3),Shuidao (ST28), Diji(SP8). In case of acute pain,Ciliao (BL32) and Guilai (ST29) may be added .For abdominal pain radiating to the lower back, Ming-men (DU4) and Shenshu (BL23) may be added