Dong quai has been used extensively in many to treat the symptoms of menopause. It is also used to treat menstrual irregularities such as dysmenorrhea, premenstrual syndrome, and menorrhagia. Other uses include treatment for headache, neuralgia, herpes infections, and malaria. In traditional Chinese medicine, dong quai is used to treat vitiligo and anemia. Dong quai should not be confused with other Angelica spp.