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摘要The present invention relates to the technical field of traditional Chinese medicines, and specifically relates to an extract for treating hyperuricemia, and a preparation method and application thereof. The preparation method includes the following steps: @ mixing dry and ground pomegranate peels With an organic solvent aqueous solution at a volume concentration of 0-90%‚ extracting, and filtering to obtain an extract solution I, @ placing the extract solution I onto a rotatory evaporator at 50-70°C to remove water and the organic solvent so as to obtain an oily mixture; @ mixing the oily mixture with an organic solvent; and @ centrifuging to remove the organic solvent, and drying to obtain a plant extract. The extract of the present invention has a good effect of reducing uric acid activity in hyperuricemia, can quickly and effectively lower a serum uric acid level; and can effectively improve renal function indicators.