“杜仲色紫而润,味甘微辛,其气温平,甘温能补,微辛能润,故能入肝而补肾。”——《本草纲目》“治肾冷臀腰痛,腰病人虚而身强直,风也。腰不利加而用之”——《药性论》“杜仲,沉下入肾,盖肾欲坚,以苦坚之,用此坚肾气,强壮筋骨,主治腰脊酸疼,脚膝行痛,阴下湿痒,小便余沥。”——《药品化义》“主脚中酸痛,不欲践地。”——《名医别录》 “Eucommia purple and Run, sweet and slightly Xin, the temperature level, sweet temperature can make up, micro-Xin can run, it can enter the liver and kidney. ” - “Compendium of Materia Medica” Waist patient virtual and stamina, the wind is also the waist plus the use of adverse “-” Theory of Medicine “” Eucommia, sink into the kidney, cover the kidney to the firm, hard suffering, with this strong kidney, strong Bones, attending lumbar ache, knee pain, genitals wet itch, urine Yu Lek. “-” Medicinalization “” main leg soreness, do not want to practice. “ ”