Points: ① Dazhui (CV 14), Geshu (BL17) and Ganshu (BL 18); ②
Tanzhong (CV 17), Zhongwan (Ren 12) and Qihai (Ren 6).
Technique: The two groups of points are used in turn once a day. Cupping is used for deficiency syndrome, and bleeding technique for excess syndrome.