Objective: To observe and assess the efficacy enhancing and toxicity attenuating effect of Nuzhen Yangyin Granule (NYG) to the anti-parkinsonism (paralysis agitans) therapy with Medopa and Artane.

• 目的:观察并评价女贞养阴颗粒对美多巴、安坦治疗震颤麻痹的增效与减毒作用。