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止痢草是民间沿用俗名,因止痢(急性细菌性痢疾)而得名,分布于黄冈县丘陵和山区向阳坡草丛中,经鉴定为唇形科牛至属植物牛至,学名Origanum Vulgare L。止痢草片的制备:取止痢草全草,拣去杂草,泥砂灰土,洗净切碎,置予热60℃以上常水中煮沸提取三次.第一次90min,第二次60min,第三次45min,合并三次滤液,直火浓缩至1:1,转入水浴浓缩至清膏状,放冷,加95%乙醇至含醇量达60%,静置沉淀,过滤,滤液回收乙醇,浓缩至稠膏状,加干燥药用淀粉适骨,用糖浆制
Zhizhucao is a folk custom name. It is named for Zhijing (acute bacterial dysentery) and is distributed in the hills and sunny slopes of the Huanggang County. It has been identified as the Origanum genus Oregano, scientific name Origanum Vulgare L. . Preparation of Zhidancao tablets: Take all the grasses of weeds, pick out weeds, muddy sand, wash and chop, place it in hot water above 60°C and boil and extract it three times. First 90min, second 60min, first Three times for 45 minutes, combine the filtrates three times, direct fire to concentrate to 1:1, transfer to a water bath to concentrate to a clear paste, let cool, add 95% ethanol to 60% alcohol content, leave to settle, filter, filtrate recovery of ethanol, Concentrate to thick paste, add dry medicinal starch, use syrup