The present invention relates to a Chinese medicine preparation for curing hyperplasia of mamary glands and its preparation method. According to the weight mixing proportion 0.05-4 portions of dragon's blood and 3-50 portions of pangolin scales are ground and uniformly mixed so as to obtain the invented preparation. Besides, the Chinese medicinal materials of notoginseng root and sappan wood can also be added in the above-mentioned medicinal raw materials, and the pangolin scales can be stir-fried with vinegar or mixed with sand uniformly, and stir-fried until yellow, sieved for use. Said medicine possesses the functions of coursing liver and rectifying qi, promoting circulation of blood and dissipating bind, etc. and can obtain good therapeutic effect for curing early mammary cancer.