Chemistry and Biological Activities of Selected Popular Chinese Herbs in the US Market-2 - 農業知識入口網

II. Angelica sinensis (Oliv.) Diels (Dong Quai or Dang Gui, or Tang Kuei)

The whole root of this Chinese plant, Angelica sinensis (Family: Apiaceae) is
used as an herbal medicine in China and is a well recognized tonic herb for women.
Traditionally, Dong Quai is used to treat obstetric and gynecological problems and the
herb drug acts as a mild laxative, a uterine tonic, antispasmodic, and alterative (blood
purifying), increases blood circulation, relaxes the uterus, stabilizes pregnancy, and is
used for the regulation of menstrual cycle (A Barefoot Doctors Manual, 1977). Currently,
in the US, it is marketed for alleviating female disorders such as premenstrual
syndrome, menstrual cramps and to help them with discomfort associated with menopause.
Dong Quai is sold as a single herb or herbal extract, or combined with other
herbs, such as black cohosh (Cimicifuga racemosa), chase tree berries (Vitex agnus
castus), blue cohosh (Caulophyllum thalictroides) and astragalus (Astragalus membranaceous)
in complex formulas in the US market.