本文在探討大道公吳本（保生大帝）他的醫療理念與文化。從他的成為民間重要醫神，尤其是閩台兩地更是虔誠奉祀，探討他的影響與民俗治療的基本面貌。進一步研究他的治療瘟疫模式，做為基礎來檢查民國87年10、11月桃園三國小痢疾流行事件，比較兩者的處理方式，並且從大道公吳本的作法找出可以提供當前防疫政策的幾點反省與提醒。

　　　　　On this essay, first, we study the medical and care culture of Ta Tao Kung-Wu Pen (also called Wu T'ao). Second, from Ta Tao Kung's behaviors-helped and cured people to get rid of the disease and plague (people respect him, like an medical god, so called him Pao Sheng Ta Ti),. We try to re-establish his reasonable medical modes and separate the mystical parts. After these , we will try to examine the infectious disease of Amebiasis in T'ao Yuan county 3 elementary school, 1998; to compare the different between Ta Tao Kung and our medical culture and system.