The formula of Patchouli Zhengqi Shui includes 10 kinds of Chinese herbs including Atractylodes macrocephala, Pericarpium Citri Reticulatae, Fructus Huperocarpus (made of ginger), Angelica dahurica, Poria, Poria cocos, Pirospermum sativum, Semenematricum shengxia and so on. Haoxiang Zhengqi Shui has the effect of relieving exterior dampness (relieving exterior evils and dispelling internal dampness), regulating qi and neutralizing the middle (regulating the qi of the spleen and stomach to make the functions of the spleen and stomach smooth). It is suitable for the treatment of colds or gastrointestinal colds caused by summer injury of summer dampness (the human body is easily invaded by summer heat and dampness in summer) or external wind-cold and internal dampness stagnation (stagnation of dampness in the body caused by too much cold in the diet, etc.), which may be manifested as headache, heaviness, chest and diaphragm constriction, epigastric distension and pain, vomiting, diarrhea and vomiting. The medicine is mainly made of Atractylodes macrocephala, Pericarpium Citri Reticulatae, Pseudostellariae Macrocephala, Pericarpium Citri Reticulatae, Semen Armeniacae, Glycyrrhiza Glabra Infusion, Polygonum Multiflorum (Ginger), Angelica Dahurica, Poria cocos, Patchouli Oil, Perilla Officinalis Oil. Adverse reactions such as rash, itching, dizziness, flushing, nausea, vomiting, palpitations may be caused by the drug. Note that the drug should be contraindicated in people who are allergic to the product and the ingredients contained in it, and people who are allergic to alcohol. Diet during the use of the drug should be light, and should not be taken at the same time between the tonic Chinese medicine; in addition, in order to avoid the occurrence of disulfiram-like reaction, during the period of administration of the drug should not be used in conjunction with cephalosporins, ketoconazole, metronidazole, tinidazole, furazolidone and other drugs. The specific use of the drug should be carried out under the guidance of a specialist, not unauthorized use of drugs.