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秦皮是《神农本草经》以来,历代本草均有记载的一种清热燥湿药,常用治痢疾,目赤肿痛和崩带。本草所载秦皮系木犀科梣属(Fraxinus)若干近缘植物的树皮,药典收载的种类有苦枥白蜡树Fraxinus rhynchophylla、白蜡树F.chinensis和宿柱白蜡树F.stylosa三种。秦皮的主要化学成分为多种香豆素及其配糖体,它们的溶液有强烈的天然荧光。此外尚含甘露醇和鞣质等。
Qinpi is the “Shen Nong Ben Cao Jing” since the history of herbal medicine have recorded a kind of heat dampness drugs, commonly used to treat dysentery, red eyes and swelling and collapse. The bark of several relatives of the genus Fraxinus of the Qin skin family is included in the Pharmacopoeia. The species included in the Pharmacopoeia are the three species of the genus Fraxinus rhynchophylla, the ash tree F.chinensis and the ash tree F.stylosa. The main chemical constituents of Qinpi are a variety of coumarins and their glycosides, and their solutions have a strong natural fluorescence. In addition, it also contains mannitol and tannins.