Icariin can be used to treat symptoms such as chest tightness, dizziness, headache, and upper abdominal fullness and discomfort caused by wind-cold or summer-damp colds. In addition, it can also be useful for gastrointestinal colds to improve the symptoms. Huo Xiang Zheng Qi Shui is a proprietary Chinese medicine containing Chinese herbs such as Atractylodes macrocephala, Pericarpium Citri Reticulatae and Radix et Rhizoma Polygoni, which have the functions of relieving symptoms and resolving dampness, regulating Qi and harmonizing the middle. It is also important to note that Huo Xiang Zheng Qi Shui contains more ethanol in the treatment of these diseases, so do not use cephalosporin antibiotics or metronidazole, ketoconazole, furazolidone, etc. at the same time during the use of Huo Xiang Zheng Qi Shui to avoid drug interactions that may cause harm to the human body. If the symptoms are not relieved after 3 days of using a proprietary Chinese medicine like Huo Xiang Zheng Qi Shui, go to the hospital for examination in time.