Qi stagnation is often treated with formulas or medicines that have the effect of regulating qi and promoting stagnation, including Xiangsu San, Si Mu Tang, Wu Yao San, and so on. 1. Xiangsu San: It has the effects of dispersing wind-cold, regulating qi and neutralizing the middle (regulating the qi of the spleen and stomach to make the functions of the spleen and stomach smooth), and is mainly used for treating symptoms such as external wind-cold, form-cold (coldness of the body), body-heat, as well as headache and lack of sweating. The precautions are not clear for the time being. 2. Si Mo Tang: It has the effects of promoting Qi circulation and descending rebellious Qi (promoting downward movement of upward rebellious Qi), relieving chest congestion and dispersing knots (relieving the conglomeration of Qi in the chest), and treating symptoms such as chest and diaphragm distension and tightness caused by Liver-Qi stagnation (poor transportation of Liver-Qi and blood, depression), upper and lower respiratory gas, and plumping and fullness under the heart (mainly referring to the distension of the stomach), and inappetence, etc. It is recommended for patients with Spleen deficiency and Kidney deficiencies. It should be noted that it should be used with caution for those with spleen deficiency and kidney deficiency. 3. Wu Yao San: It can be used to treat symptoms such as dysuria (irregular urination) and qi attacking the heart, pain and boredom. Adverse reactions and contraindications are not clear. Different parts of qi stagnation require different medicines, so if you have uncomfortable symptoms and need to take medicines, please go to the hospital and be guided by the doctor for diagnosis, and you should not take medicines on your own, so as not to cause adverse consequences to the body.