Dong Quai was regarded highly throughout Asia for menstrual cramps, irregular periods, and other gynecological problems. It was used as an alternative for all female problems. It has bee used extensively for its ability to help with female disorders. It has been called the "Queen Of Female Herbs". It contains constituents for nourishing the female glands and strengthening all internal body organs and muscles. It has been used to help with irregular menses, lack of menses, painful and abnormal menses. It is also used to help during pregnancy to nourish the fetus in the womb.