Excerpted from Bensky:  Chinese Herbal Medicine Materia Medica, 3rd.

• Invigorates the blood and unblocks menstruation:  for chest or abdominal pain, amenorrhea, or dysmenorrhea due to blood stasis caused by cold from deficiency.  Also used for pain and swelling due to trauma or the early stages of sores and abscesses.*
• Promotes the movement of qi and alleviates pain:  for epigastric and abdominal pain due to stagnant qi.*
• Expels wind and promotes the movement of blood:  for wind-damp painful obstruction with blood stasis, especially in the shoulder.*