[Effects of seeds, leaves and fruits of Ziziphus spinosa and jujuboside A on central nervous system function].

The seeds and leaves of Ziziphus Spinosa exert a similar inhibiting effect on central nervous system function, while the fruits have a synergism with pentobarbitol sodium and thiopental sodium on prolongation of sleep and sedation, also decreases coordinated action. Jujuboside A exerts no inhibiting effect, but a synergism with phenylalanine on central nervous system function.