Medicine for treating endometriosis and preparation method thereof

The invention relates to a drug used for treating endometriosis. The drug is prepared by the following raw materials by weight: 2.80-3.20 parts of pieplant, 2.80-3.20 parts of turtle shell, and 1.30-1.70 parts of amber. The invention discloses a method of producing the drug used for treating endometriosis. The drug has the functions of dissipating blood stasis and purging the bowels, is mainly used for treating endometriosis the indications of which are dysmenorrhea, pelvic pain, straining feeling in anus, sore waist and constipation, dark tongue or with ecchymosis, thin tongue coating, thready pulse or pulse string small. Compared with the western medicine danazol, the invention has similar clinical curative effects but with fewer adverse effects and can be easily accepted by patients.