Jiang Bianxia has the efficacy of warming the middle Jiao, resolving phlegm, lowering the rebelliousness and stopping vomiting (stopping the upward rush of gastric qi, stopping vomiting), and its contraindication is that it should not be used in conjunction with aconite-type medicines. According to Chinese medicine, Jiang Bianxia has the efficacy of warming the stomach, resolving phlegm, and stopping vomiting. It is mainly used for treating phlegm-beverage (pathological products formed by the impaired metabolism of water and liquid) and vomiting, and gastro-epigastric platitude (stomach distension and discomfort) and other disorders. There is no clear adverse reaction to Jiang Bianxia, and it should not be used with Chuanwu, Prepared Chuanwu, Caowu, Prepared Caowu, and Appendicia, and it is contraindicated for those who have a dry cough due to yin deficiency, or those who are thirsty due to injury of fluids. Jiang Hanxia has toxicity, so its general decoction should not be excessive, and raw products can not be taken internally. The drug needs to be used under the guidance of a physician, do not take it on your own, so as not to cause adverse consequences.