[Objective] To study the effect of FRUCTUS GARDENIAE extract on the level of uric acid in hyperuricemia mice and investigate the mechanism.[Method] After intragastric administration of FRUCTUS GARDENIAE extract at different doses,the level of uric acid and xanthine oxidase(XOD) in hyperuricemia mice induced by potassium oxonate was respectively observed.[Result] Different doses of FRUCTUS GARDENIAE extract could obviously reduce the level of serum uric acid and XOD in hyperuricemia mice.However,extract had ...