The invention belongs to the technical field of traditional Chinese medicines, and relates to a medicine composition for treating recurrent abortion and a method for preparing the medicine composition. The medicine composition comprises fructus lycii, semen cuscutae, fructus broussonetiae, dried radix rehmanniae, cortex moutan, viola japonica, fruits of herba melastomatis dodecandri, cortex eucommiae, semen plantaginis, fructus alpiniae oxyphyllae and rhizoma atractylodis macrocephalae according to certain weight proportions. The medicine composition and the method have the advantages that various medicines are compatible with one another, effects of tonifying kidneys, clearing livers, nourishing and activating blood, consolidating thoroughfare and conception channels and preventing miscarriage can be realized by the aid of meaning of ' same source of livers and kidneys and joint treatment on the livers and the kidneys', ACA (anticardiolipin antibodies) can become negative by means of immunological regulation, fetuses can continue developing, the blood viscosity can be obviously reduced, the circulation flow rates can be increased, platelet aggregation and thrombosis can be resisted, placental micro-circulation can be improved, traditional Chinese medicine symptoms of patients can be treated, and the shortcoming of adverse factors of simple western medicine therapy can be overcome.