Abstract: The theory of Yinjing Baoshi originated from ZHANG Yuansu of Jin Dynasty, which paid special attention to the meridian tropism of drugs and was the first to summarize the attribution relationship between medicines and Zangfus. It had a great influence on later generations and was widely used in clinical practice. ZHANG Yuansu, with excellent medical skills, established the Yishui School of medicine, and played a part in the history of the development of herbal theory. At present, the research of this theory is mainly focusing on the collation of ancient books, clinical trials and laboratory research. This paper traces the historical course of the Yinjing Baoshi of traditional Chinese medicine, expounds the clinical application, matters for attention and the results of modern experimental research, and summarizes the problems in the research of the related traditional Chinese medicine, and the theoretical innovation of the verification of the Yinjing Baoshi of traditional Chinese medicine in order to better verify the scientific connotation of the theory of the Yinjing Baoshi of traditional Chinese medicine, and guide the rational use of the Yinjing drugs in clinical practice.

Key words: Yishui School, ZHANG Yuansu, Yinjing Baoshi, Yinjing drugs

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