What is dong quai?

What is dong quai ()? The use of dong quai in cultural and traditional settings may differ from concepts accepted by current Western medicine. When considering the use of herbal supplements, consultation with a primary health care professional is advisable. Additionally, consultation with a practitioner trained in the uses of herbal/health supplements may be beneficial, and coordination of treatment among all health care providers involved may be advantageous.Dong quai is also known as Angelica polymorpha, tang-kuei, dang-gui, and Chinese angelica.Dong quai has been used in the treatment of menstrual cramps and irregular menses; as a muscle relaxant; as a blood purifier; and in the management of high blood pressure, arthritis, ulcers, anemia, constipation, and allergies.Dong quai has not been evaluated by the FDA for safety, effectiveness, or purity. All potential risks and/or advantages of dong quai may not be known. Additionally, there are no regulated manufacturing standards in place for these compounds. There have been instances where herbal/health supplements have been sold which were contaminated with toxic metals or other drugs. Herbal/health supplements should be purchased from a reliable source to minimize the risk of contamination.Dong quai may also have uses other than those listed in this product guide.