:: 外邪犯胃 Exogenous Invasion into the Stomach ::  
 主症
时呕清水或稀涎，喜暖畏寒，大便溏薄，或呕吐频繁，食入即吐，口渴喜冷饮，大便秘结，脉迟或数。
 Main Manifestations
Watery regurgitation, or thin fluid, aversion to cold, preference for warmth, loose stool, frequent vomiting, vomiting after intake of food, thirst, preference for cold drinking, constipation, slow or rapid pulse.
:: 食伤胃腑 Food Retention in the Stomach ::  
 主症
呕吐酸腐，脘腹胀满，嗳气厌食，舌苔厚腻，脉多滑实。
 Main Manifestations
Acid fermented vomitus, epigastric and abdominal distension, belching, anorexia, thick, greasy tongue coating, slippery and full pulse.

:: 脾胃虚弱 Deficiency of the Spleen and Stomach ::  
 主症
饮食稍多既胃脘不适，甚则呕吐，或劳累之后，眩晕作呕，食不甘味，倦怠乏力，大便微溏，舌质淡，苔薄白，脉细弱。
 Main Manifestations
Discomfort in the stomach, after a big meal or vomiting in severe case, dizziness and nausea after overworking, poor appetite, lassitude, loose stools, pale tongue proper, white tongue coating, thready and forceless pulse.

:: 肝气犯胃 Liver-Qi Attacking the Stomach ::  
 主症
呕吐吞酸，嗳气频繁，胸胁胀痛，烦闷不舒，舌苔白腻，脉弦。
 Main Manifestations
Vomiting, acid regurgitation, frequent belching, distending pain in the chest and hypochondriac regions, irritability with an oppressed feeling, thin, sticky tongue coating, string-taut pulse.
 治法
取胃之募穴和下合穴为主。实证用泻法，虚症用补法以和胃、降逆、止呕。
 Treatment
The Front- Mu point and the lower He-Sea point of Stomach Meridian are selected as principal points. Reducing manipulation is used for excess syndrome, while reinforcing manipulation for deficiency syndrome to pacify the stomach, activate the descent of Qi and check vomiting.
 处方
中脘、内关、足三里、涌泉（男左女右）
  Prescription
Zhougwan (CV12), Neiguan(PC6), Zusanli(ST36), Yongquan(KI1)
 随证配穴
外邪犯胃：大椎、至阳；
食伤胃腑：建里、天枢；
脾胃虚弱：脾俞三阴交；
肝气犯胃：太冲、阳陵泉。