1.    Vomiting (Ou Tu)

• Definition
The ejection of stomach contents via mouth due to disharmony stomach and rebellion qi.
Ou---Vomiting with sound
Tu--- Vomiting without sound

• Relevant diseases of western medicine
 Gastritis
 Hepatitis
 Pancreatitis
 Cholecystitis
 Appendicitis
 Meniere’s disease
 End stage renal failure
 Morning sickness

• Etiology & pathogenesis 
 exterior pathogens
 Improper diet
 Emotional stress
 deficiency of SP and ST

• Differential diagnosis

• Classification & treatment

Excess patterns

1. Exterior pathogens attacking stomach

Huo Xiang Zheng Qi San
Huo Xiang, Zi Su Ye, Bai Zhi---
Ban Xia---
Chen Pi, Hou po, Da Fu Pi---
Bai Zhu, Fu Ling---

2. Food retention

Bao He Wan
Shan zha, Shen qu, Lai fu zi---
Ban xia, Chen pi, Fu ling---
Lian qiao---

3. Accumulation of congested fluid

Xiao Ban Xia Tang + Ling Gui Zhu Gan Tang
Ban Xia, Sheng Jiang---
Fu Ling, Bai Zhu, Gui Zhi---
Gan Cao---

4. Stagnant liver qi overacting on stomach

Ban Xia Hou Po Tang + Zuo Jin Wan
Hou Po, Zi Su Ye---
Ban Xia, Sheng Jiang, Fu Ling---
Huang Lian, Rou Gui---

Deficient patterns

1. Deficient cold in ST and SP

Li Zhong Wan
Gan Jiang--
Ren Shen, Bai Zhu, Gan Cao---

2. Stomach yin deficiency

Mai Men Dong Tang
Ren Shen, Mai Men Dong, Jing Mi, Gan Cao---
Ban Xia---

• Acupuncture treatment

RN12, ST36, PC6, SP4
Exterior pathogens attacking stomach + GB20, LI4
Accumulation of congested fluid + RN17, ST36
Stagnant liver qi overacting on stomach + LR3, GB34
Deficiency of ST and SP + UB20, LR13