Chuanxiong is pungent, warm, and belongs to the liver, gall bladder and pericardium meridians, and is effective in promoting blood circulation, dispelling wind and relieving pain. It is pungent and warm in nature, capable of ascending and descending, and is effective in promoting blood circulation, moving Qi and relieving pain. This product can move the head and eyes upward and the blood downward. According to the Compendium of Materia Medica, Chuanxiong is a qi medicine in the blood and has the power of pungency and dispersal. For menstrual disorders and dysmenorrhea caused by blood stasis, Chuanxiong can be combined with Yi Mu Cao and Angelica Sinensis. For dysmenorrhea caused by cold blood, Chuanxiong can be combined with Cinnamon. For dysmenorrhea with heavy and dark blood clots, Chuanxiong can be combined with Peach Root and Red Flower. This product invigorates blood and relieves pain. It is used for incomplete dew and abdominal pain after childbirth, with angelica and ginger. Chuanxiong rhizome moves up the head and dispels wind and relieves pain, and is an important medicine for headache.