Xiao Chaihu refers to Xiao Chaihu Granules. Fever in infants and young children belongs to the Shaoyang syndrome of exogenous diseases (Shaoyang syndrome is caused by the disease that has left the surface of the Sun but has not yet entered the interior of Yangming), and can be taken Xiao Chaihu Granules as prescribed by the doctor, but non-this type of disease may aggravate the symptoms after taking it. Xiao Chaihu Granules is composed of traditional Chinese medicines such as Chaihu, Jiang Bianxia, Scutellaria Baicalensis, Codonopsis Pilosulae and other Chinese medicines, which have the efficacy of detoxifying the surface and dispersing heat, dredging the liver and harmonizing the stomach. It is used for symptoms such as cold-heat exchanges (the body is hot for a while and cold for a while), loss of appetite, bitter fullness in the chest and hypochondriacs (feeling fullness and discomfort in the front and sides of the chest), upset and nausea, bitter mouth and dry throat, and so on. The adverse reactions of this product are not clear. Avoid smoking, alcohol and spicy, cold and greasy food. It is not advisable to take nourishing proprietary Chinese medicines at the same time while taking the medicine. Children, pregnant women, lactating women, the elderly and infirm should be taken under the guidance of a physician. It is prohibited for those who are allergic to this product, and people with allergies should be cautious of using it. It should be noted that if the baby’s body temperature exceeds 38.5 ℃, it should promptly consult the doctor to identify the cause of the disease and standardize the treatment. It is recommended to actively lower the temperature physically, you can choose warm water bath, ice pack cold compresses, and timely hydration for the child.