Prickly heat on the body is usually caused by environmental factors, bacterial infection, sweat duct obstruction, etc. Its treatment includes general treatment, drug treatment and other methods. 1. General treatment: when the patient is in a hot and stuffy environment for a long time, the sweat is not easy to evaporate and penetrate into the surrounding tissues, thus forming prickly heat. The patient should keep the room ventilated, wear loose clothing, and don’t stay in a hot and stuffy environment for a long time. 2. Medication: Including topical medication and oral medication. Topical medication is based on the principle of cooling, astringent and anti-itching, and can be used externally with glycerite lotion and prickly heat powder. Oral antihistamines such as loratadine can be used for obvious itching, and oral antibiotics such as amoxicillin capsule can be used for serious infection; traditional Chinese medicines (e.g., honeysuckle) can also be taken for clearing heat, detoxifying, and inducing dampness. Patients with prickly heat, it is recommended to go to the hospital for consultation and treatment, the drug should be used as prescribed by the doctor.