The invention relates to a traditional Chinese medicine for treating breast hyperplasia and breast cancer. The traditional Chinese medicine can be used for effectively solving the treatment medicinal problems of the breast hyperplasia and breast cancer. The technical scheme for solving the problems is as follows: the traditional Chinese medicine is prepared from radix curcumae processed with vinegar, trigone processed with vinegar, rhizoma zedoariae processed with vinegar, processed pangolin, seaweed, iphigenia indica, radix codonopsitis, astragalus root, fruit of glossy privet, honeysuckle, lithospermum, chrysanthemum, rhizoma cyper processed with vinegar, trichosanthes, rubia root, corydalis tuber processed with vinegar, uniflower swisscentaury root, rhizoma coptidis, processed vomiting nut, chilopod, rheum officinale, fried cowherb seed, fried mustard seed, tangerine seed, prepared frankincense, prepared myrrh, oarweed and paris polyphylla. The material medicines are crushed and prepared into pills by using water and dried, respectively. The material medicines are effectively combined and supported with each other to achieve the effects of detoxicating and resolving a mass, tonifying qi and dredging collaterals, and promoting blood circulation to remove blood stasis. Besides, the traditional Chinese medicine is effectively used for treating the breast hyperplasia and breast cancer, and is safe in medicine use, good in curative effect and innovative on medicines for treating the breast hyperplasia and breast cancer.