Anal Therapy is taken valid compound of herb med and has many kinds of treatments. As one of the anal therapy, retention enema is most common and useful way. This study was performed in order to literatural basements of clinical treatments. we had cleared manifest about the origin and literatural basement of anal therapy, methods of management, classification of indication, clinical application and so forth. The results were summerised as follows. 1. It explained relationships between anus and Ojang-yukbu(五臟六腑), Sibie-geongmaek(十二經脈). But in fact the origin of anal therapy is Milgeon-dobub(蜜煎導法) and Jedamjib-dobub(猪膽汁導法) in Sanghan-jabbyungron(傷寒雜病論) of Han Dynasty. 2. The effect of anal therapy can be reached to the destination through theory of the organism which is called Jung-chei theory(整體論) and local medical action. We can find a little in Naegeong(內經), which is basement of Hang-jang therapy. 3. Anal Therapy have Kwanjangbub(灌腸法), Guhangbub(灸肛法), Dohangbub(塗肛法), Hoonhangbub(熏肛法), Saekhangbub(塞肛法), Youkhangbub(浴肛法), Jwajeombub(坐墊法) e.t.c. 4. Anal Therapy is available when person can't taken by mouth. Its benefits are fast effect and low side effect about liver because it is not taken trough liver mostly. 5. Anal Therapy has been used for the treatment of diseases such as stroke, high fever, pneumonia, ulcerative colitis, prostatitis, renal failure, pelvic inflammation, cancer and so on.