The correct name of Dingfeng Dan is Dingfeng Pill, and its formula mainly consists of Chuanwu, Caowu, Appendices (all of which are concocted and de-toxicized, and all of which are boiled with ginger), and Sichuan peppercorns. Dingfeng Pill is a traditional Chinese medicine formula from Zunsheng Bazhu, Volume 18, the main ingredients include Chuanwu, Caowu, appendicitis, Sichuan pepper, of which the first three herbs are concocted and de-toxicized, all boiled with ginger. It is mainly used for the treatment of hemiplegia (one side of the limb can not move freely), day and night pain unceasing sound. The specific contraindications to the use of Ding Feng Wan and any adverse reactions that may occur during treatment with the drug are not known at this time. The specific use of Dingfeng Pills should be carried out under the guidance of a specialist, and should not be used without authorization.