The invention discloses a traditional Chinese medicine composition for treating enuresis. The traditional Chinese medicine composition comprises the following ingredients in parts by weight: 80-120 parts of radix codonopsis pilosulae, 80-120 parts of radix glehniae, 80-120 parts of raw fried atractylodes macrocephala, 80-120 parts of poria cocos, 80-120 parts of raw rehmannia roots, 80-120 parts of prepared rehmannia roots, 80-120 parts of red raspberries, 40-60 parts of ihih fruits, 80-120 parts of mantis egg-case, 40-60 parts of hairy-vein agrimony herbs and buds, 80-120 parts of radix polygalae, 80-120 parts of calcined oyster shells and 80-120 parts of fructus schizandrae. The invention discloses a preparation prepared from the traditional Chinese medicine composition for treating enuresis. The traditional Chinese medicine composition and the preparation can be used for warming the kidney and invigorating the spleen, inducing astringency and arresting discharge, tonifying the liverand kidney, promoting salivation and enriching essences, can be used for effectively treating the enuresis and are low in cost, simple in preparation process, high in effect taking speed, definite intreatment effect and moderate in medicine property; compared with the existing Chinese patent medicines or Western medicines, the traditional Chinese medicine composition and the preparation have theadvantages of being free of toxic or side effects, being environmentally friendly and healthy and being free of recurrence after heal.