Angelicae(DangQuai) P.E is a plant that has been used for various conditions with little evidence. It may be unsafe when too much is consumed. Dong quai is a member of the same plant family as parsley, celery, and carrots. It is popular in Chinese medicine for female health concerns. The root might affect estrogen and other hormones. People commonly use dong quai for menopausal symptoms, menstrual cramps, migraine, and many other conditions, but there is no good scientific evidence to support these uses.
Angelicae(DangQuai) P.E has an obvious relaxation effect on vascular smooth muscle, intestinal smooth muscle, uterine smooth muscle, and tracheal smooth muscle, and has the effect of antispasmodic and antiasthmatic.