The invention discloses a traditional Chinese medicine composition for treating cervicitis and a preparation method thereof. The medicine is prepared by taking bezoar, radix et rhizoma rhei from Sichuan, flos chrysanthemi indici, herba ephedrae, bighead atractylodes rhizome, semen cuscutae, radix geutianae, honeysuckle flower, cortex phellodendri, cortex eucommiae, caulis spatholobi, herba menthae, fructus malvae vertillatae, herba scutellariae barbatae, raw semen coicis, radix et rhizoma salviae miltiorrhizae, radix achyranthis bidentatae, herba taxilli and herba patriniae as main raw materials. The traditional Chinese medicine composition disclosed by the invention has wide pharmacological and physiological activity; the traditional Chinese medicine composition has a reasonable prescription and has the effects of clearing away heat and removing dampness, removing dampness and stopping leucorrhea, and resisting bacteria and diminishing inflammation; the traditional Chinese medicine composition has the characteristics of short treatment course, rapid healing time and remarkable curative effect and is suitable for being clinically popularized and applied; furthermore, the traditional Chinese medicine composition is a traditional Chinese medicine preparation and has the advantages of rapid absorption, rapid medical effect, high content of effective components, small dosage, safety and no toxic side effect.