Chinese medicinal composition for treating endometriosis menstrual ab dominal pain and its preparing method

The present invention discloses a Chinese medicine composition for curing gynecological clinical commonly encountered diseases of menstrual or premenstrual and postmenstrual abdomnial pain, lumbosacral pain and lower-abdominal distention due to endometriosis uterina with the good therapeutic effect. Said composition mainly is formed from the Chinese medicinal materials of Chinese angelica root, madder root, ligusticum root and notoginseng, and can be made into the tablet, oral liquor, capsule, dripping pills, granules, injection, freeze-dried powder injection and various slow-released dosage forms.