The medical term for gastrointestinal cold is gastrointestinal cold, which belongs to the category of “cold” in Chinese medicine. According to the instructions for use, Huo Xiang Zheng Qi Shui can be used for patients suffering from stomach and intestinal colds with symptoms such as headache and heaviness, chest and diaphragm congestion. Pogostemon is composed of Cangzhu, Chenpi, Houpu, Angelica dahurica, Poria, Dabu Pi, and Shengbianxia, etc. It has the efficacy 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, so as to make the functions of the spleen and stomach smooth). Clinically, Huo Xiang Zheng Qi Shui is used for colds and flu caused by external wind-cold, internal dampness stagnation (the stagnation of dampness in the body caused by a cold diet) or summer summer dampness (the human body is susceptible to the invasion of summer heat and dampness in the summer), which are characterized by headache, heaviness, chest and diaphragm constriction, epigastric distension, vomiting and diarrhea, as well as gastrointestinal colds with the symptoms mentioned above. It should be noted that the drug may cause vomiting, rash, itching and other adverse reactions, in addition, it is not advisable to take tonic Chinese medicine at the same time during the period of taking the drug. If you need to use Huo Xiang Zheng Qi Shui, it is recommended that you go to a regular hospital for treatment under the guidance of a professional physician.