Pregnant women need to take Xiao Chaihu Granules only under doctor’s supervision. Xiao Chaihu Granules is composed of Chaihu, Jiang Hanxia, Scutellaria baicalensis, Radix et Rhizoma Ginseng, Licorice, Ginger and Jujubes. It has the efficacy of relieving exterior heat, dredging the liver and harmonizing the stomach. It is used for the symptoms of exogenous disease, evil attacking the Shaoyang (between the half-expression and half-li), with symptoms such as cold and heat (the body is hot and cold at the same time), bitter fullness in the chest (feeling fullness and discomfort at the front and both sides of the chest), loss of appetite, upset and nausea, and bitter taste and dryness of the mouth and throat. The adverse reactions and contraindications of Xiao Chai Hu Granules are not clear at present; after 3 days of taking the medicine or during the period of taking the medicine, the symptoms do not improve, or the symptoms worsen, or new serious symptoms such as chest tightness, palpitation (rapid heartbeat, often accompanied by panic), etc., should be discontinued immediately, and go to the hospital for medical treatment. Children, pregnant women, lactating women, the elderly and infirm should be taken under the guidance of a physician. Patients are advised to follow the doctor’s instructions for medication.