In addition to the medical formulas of Zhang Zhongjing mostly existed in Shanghan Lun (Treatise on Cold Pathogenic Diseases) and Jinkui Yaolve Fanglun (Synopsis of Prescriptions of the Golden Chamber ) collated by Lin Yi in the Song Dynasty, there are some other lost formulas scattered in Beiji Qianjin Yao Fang (Essential Recipes for Emergent Use Worth a Thousand Gold), Qianjin Yi Fang (A Supplement to Recipes Worth a Thousand Gold ) , Waitai Miyao (Arcane Essentials from the Imperial Library) , written in the Tang Dynasty, and Taiping Shenghui Fang (Tiping Holy Prescriptions for Universal Relief) and Isimpo (Prescriptions from the Heart of Medicine)and those written in the Song Dynasty. Based on the textual research, collation, differentiation of Zhongjings formulas in different texts and medical works, the lost formulas of Zhongjing were collected besides those in Shanghan Lun (Treatise on Cold Pathogenic Diseases) and Jinkui Yaolve Fanglun (Synopsis of Prescriptions of the Golden Chamber), and then the state of the formulas were identified.