1. Objectives The purpose of this case report is to evaluate the effects of Sasang constitutional diagnosis and treatment of two delirium patients who were diagnosed Taeumin Dry-Heat Syndrome(燥熱證). 2. Methods Two delirium patients were diagnosed Taeumin Dry-Heat Syndrome(燥熱證) based on their Nature & Emotion (性情), physical characteristics, symptoms. They were medicated Chungpyesagan-tang(淸肺瀉肝湯) through of sleep, complexion, thirst, stool, coating of the tongue, and MMSE(Mini-Mental State Exanmination) score were used of measure improvement. 3. Results and Conclusions Two delirium patients who were treated with Chungpyesagan-tang(淸肺瀉肝湯) showed improvement in delirium symptoms, thirst, constipation, redness of complexion, white coating of tongue, and general condition. These case reports describe the effects on delirium and symptoms of Sasang Constitutional Medication. The necessity of managing the psychological aspects of the pathology through Nature & Emation(性情) is also mentioned.