Nelumbo nucifera, which showed an I[C.sub.50] value of 3.36 [micro]g/ml, is in wide use in folk medicine as a tonic, hemostatic and febrifuge, and also for to treating enuresis, gynecological disorders and
enterorrhagia. Eucommia ulmoides is known as a tonic, abirritant and analgesic, and is used traditionally as a therapeutic agent for lumbago and arthritis, although the scientific evidence of its pharmacological activity has not yet been supported.