(Caulophyllum thalictroides). A tall united states perennial plant with huge blue berries. Blue cohosh is sold as an herbal supplement that will induce labor. Blue cohosh offers the glycosides caulosaponin and caulophyllosaponin, which cause uterine contraction and constriction of coronary arteries in experimental pets. There is significant concern about the health security of blue cohosh. Newborn infants have-been reported who may have had a heart assault or swing after the mother took blue cohosh to cause work.
tall natural herb of eastern united states and Asia having blue berrylike good fresh fruit and a thick knotty rootstock formerly utilized medicinally