Wu Ling San has the effect of warming yang and transforming qi (warming yang qi in the body), inducing dampness and promoting the flow of water, and is effective in treating symptoms such as vomiting and retching caused by gastric qi not being subdued, but the specific treatment method needs to be consulted with a professional doctor. Wu Ling San is a common proprietary Chinese medicine, mainly composed of Poria, Poria, Ze Xie Diarrhea, Cinnamon, fried Atractylodes Macrocephala and other herbs, several drugs are used together, for the common clinical edema, abdominal distension, or the symptoms of urinary incontinence (urine is not smooth), vomiting and diarrhea, thirst and thirst, and other uncomfortable symptoms with a certain degree of relief and therapeutic effect. If Yang Qi is insufficient, unable to transport and transform water-dampness, blocked in the middle Jiao and other reasons, resulting in gastric Qi not descending, vomiting, abdominal distension and other symptoms of gastric discomforts, Wu Ling San has a certain therapeutic effect. As the adverse reactions and contraindications of this drug have not been fully clarified, so in order to ensure the safety of patients, it is best to go to the hospital, after consulting with a physician, follow the doctor’s instructions to take the appropriate amount of this drug, so as to avoid the drug is not the right medicine or too large a dose of induced serious adverse consequences.