Haoxiang Zhengqi Shui has the efficacy of relieving the surface and resolving dampness (relieving the evils of external sensation and getting rid of the dampness in the body), regulating qi and harmonizing the middle (regulating the qi of the spleen and stomach to make the functions of the spleen and stomach smooth). It can treat colds and flu caused by external wind-cold, internal dampness, or summer injury (summer heat and dampness). Patchouli Zhengqi Shui is mainly composed of Atractylodes macrocephala, Angelica dahurica, Pericarpium Citri Reticulatae, Atractylodes macrocephala, Poria, Poria, Patchouli Oil, Licorice Extract, Perilla Leaf Oil and other ingredients. It is effective in regulating qi and harmonizing the middle, relieving exterior and resolving dampness. It is often used to treat symptoms such as vomiting and diarrhea, headache and faintness, distension and pain in the epigastrium (abdomen), and chest and diaphragm congestion. Taking patchouli may cause adverse reactions such as palpitations (rapid heartbeat, often accompanied by panic), flushing, nausea, vomiting, and skin rash. This product contains alcohol and should not be used in combination with cephalosporins such as ceftazidime and metronidazole. Alcohol allergy, allergic to the ingredients of this drug, should not take this drug. It is recommended to take a light diet during the medication, and it is not advisable to take tonic Chinese medicine at the same time during the medication. The use of drugs need to be under the guidance of a physician, if the body is not feeling well, vomiting and diarrhea is serious, it is recommended to go to the hospital in a timely manner.