Points: Jianweixue [about 2 cun below Zusanli (ST 36)], Wenliu(LI 7), Ah-shi point (abdominal pain point)
Technique: Take Vitamin Bi injection fluid and inject 0.3 ml to 0.5 ml into each point, using points unilaterally in each treatment. One session is carried out once a day and seven sessions constitute one course.