目的:探讨总结二陈汤及二陈汤加味类方的临床应用价值。【方法】:通过分析二陈汤的方源与发展、配伍意义、功用与主治,观察二陈汤及其加味类方在临床的应用,总结了其临床应用价值。【结论】:二陈汤用药简单,配伍合理,疗效显著,具有较高的临床应用价值。 Objective: To discuss the clinical application value of Erchen Decoction and Erchen Decoction. [Methods]: By analyzing the source and development, compatibility, function and indication of Erchentang, observe the clinical application of Erchentang and its modified flavors, and summarize its clinical application value. 【Conclusion】 Erchen Decoction is simple in drug use, reasonable in compatibility and effective in treatment, and has high clinical application value.