The invention discloses a traditional Chinese medicine preparation for treating thrombotic external hemorrhoids. The traditional Chinese medicine preparation is prepared from potentilla discolor, pepper, sophora flower bud, radix sophorae flavescentis, sanguisorba officinalis, fraxinus bungeana, folium artemisiae argyi, honeysuckle, Viola mandshurica, dandelion, flos chrysanthemi indici, bletilla striata, schefflera arboricola, rhizoma smilacis glabrae, rhizoma sparganii, curcuma zedoary, sargent gloryvine, caulis spatholobi, herba portulacae, fructus bruceae, purple flower holly leaf, herba agrimoniae, radix paeoniae rubra, rhizoma chuanxiong and root and rhizome of baikal meadowrue. The traditional Chinese medicine raw materials are cleaned, diced and preprocessed according to different properties of each traditional Chinese medicine and are prepared into the traditional Chinese medicine preparation in proportion through a special method, and the traditional Chinese medicine preparation has the efficacies of cooling blood, stopping bleeding, reducing swelling, resolving mass, clearing heat, stopping pain, relieving internal heat or fever, removing moisture, invigorating the circulation of blood and promoting the circulation of vital energy. The combination and preparation methods of the traditional Chinese medicine preparation are special. Clinical verification shows that the traditional Chinese medicine preparation is remarkable in treatment effect, short in treatment cycle and low in cost, has no adverse reaction and any toxic and side effects and has wide market application prospect.