Objectives : The aim of this study was to help treatment of Anxiety disorder patients through the study on Keongke(驚悸) and Cheongchung(怔忡) in "Donguibogam" Methods : Author searched the contents of Keongke(驚悸) and Cheongchung(怔忡) in "Donguibogam" and classfied them by concept, pathogenesis and treatment. Results : 1. Concepts of Keongke(驚悸) and Cheongchung(怔忡) are to leap up, be nervous and fear something. Keongke(驚悸) and Cheongchung(怔忡) are same kinds of disease but they are only distinguished as their seriousness. 2. There are four main causes of Keongke(驚悸) and Cheongchung(怔忡) such as phlegm and fluid retention(痰飮), insufficiency of the heart(心虛), being blocked of qi(氣鬱) and Hwa(火). Additionally the diseases are caused by astonishment(驚) excessive thought(思慮過度), insufficiency of the liver(肝虛), excessive perspiration and dirarrhea (汗,下過多) insufficiency of qi(氣鬱) 3. the number of herbal medicines which treat Keongke(驚悸) and Cheongchung(怔忡) are 68. In result of analyzing them, the number of herbal medicines to treat phlegm(痰) are 22 and the number of herbal medicines to treat deficiency of the heart blood(血心虛) are 18. 4. The number of herbs which treat Keongke(驚悸) and Cheongchung(怔忡) are 25. They stabilize Hon-Baek(魂魄), spirit(精神) and mind(心神), supplement the heart blood, and treat Damhwa(淡火) and Hwa(火). Poria(茯神) take a rule of leading to the causes of Keongke(驚悸) and Cheongchung(怔忡).