According to the National Health Commission, in order to consolidate and improve the national essential drug system and improve the selection and management mechanism of the national essential drug catalog, 11 departments including the National Health Commission and the National Development and Reform Commission have revised the management measures for the national essential drug catalog in accordance with relevant laws and regulations. The main revised contents of the new version of the Measures for the Administration of the National Essential Drugs Catalogue include: adding legal and policy basis, reasonably optimizing the directory structure, classifying the national essential drugs into chemicals and biological products, traditional Chinese medicine (Chinese medicine decoction pieces and traditional Chinese patent medicines and simple preparations), etc., chemicals and biological products are mainly classified according to clinical pharmacology, and traditional Chinese patent medicines and simple preparations is mainly classified according to function. Improve the directory management mechanism. The supply and use of national essential medicines are linked to policies such as graded diagnosis and treatment, centralized drug procurement, and payment reimbursement. The National Health Commission shall determine the ownership of renamed or renamed essential drugs according to procedures. Highlight the clinical value of drugs. Based on changes in the disease spectrum, clinical application practices of drugs, changes in drug standards, and new drug launches, we adhere to the principle of equal emphasis on traditional Chinese and Western medicine and clinical preference. We comprehensively consider factors such as China's basic medical and health service needs, basic medical security levels, and drug supply guarantees, and adjust the variety and quantity of essential drugs. In addition, standardize the dynamic adjustment mechanism, strengthen the functional positioning of essential drugs, adhere to regular evaluation and dynamic management, and the adjustment cycle should not exceed 3 years in principle. If necessary, timely adjustments can be organized. Strengthen monitoring and evaluation, improve the drug use monitoring and clinical comprehensive evaluation system with a focus on essential drugs, enhance the analysis and application of evaluation results, and provide support for dynamic optimization of the catalog and improvement of management policies. The national essential drug system is the foundation of the national drug supply guarantee system. It is an institutional arrangement for the full process key management of clinical key drugs necessary for disease prevention and control. It is an important part of the health governance mechanism that develops in coordination with the basic medical and health system and the basic medical insurance system. It is also the main practice internationally to ensure the basic medication needs of residents. (New Society)