Objective :To explore the characteristics of the formations and drug use of vonfiting-relieving Prescriptions in Treatise on Cold Damage, and provide references for study and clinical treatment. Methods : The vomiting-relieving prescriptions in Treatise on Cold Damage were arranged;the appearance frequency of "vomit" as a key word as well as the using frequency of vomiting-relie- ving prescriptions,the four properties and five flavors ,meridian tropism were conduct statistical analysis. Results :The number of i- tems related to "vomit" r...