The price of Patchouli Zhengqi Water is $5 to $30 per box. The efficacy of Patchouli Zhengqi Shui is to relieve surface and resolve dampness, regulate qi and harmonize the middle. Patchouli Zhengqi Shui is composed of Dabu Pi, Cangzhu, Jiang Houpu, Sheng Half Xia, Bai Zhi, Chen Pi and Poria. It has the effects of relieving exterior dampness (relieving exterior evils and eliminating internal dampness), 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 is suitable for colds and flu caused by wind-cold, internal dampness stagnation (stagnation of dampness in the body due to overly cold diet, etc.) or summer dampness, with headache, nausea and vomiting, distension and pain in the epigastrium (abdomen), loose stools, and gastrointestinal colds with the above symptoms. The price of Huo Xiang Zheng Qi Shui will be subject to different manufacturers, different specifications and other factors, the price will be different, generally 5 ~ 30 yuan per box, it is recommended to buy the local regular drugstore. The adverse reactions and contraindications of Huo Xiang Zheng Qi Shui are not clear. If you need to use the drug, it should be used under the guidance of a doctor, do not blindly self-medication.