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炎宁注射液用于治疗小儿病毒性肺炎,是较理想的药品。现将制剂方法介绍如下: 一、处方组成;金银花500克,野菊花500克,蒲公英450克,连翘300克,贯众300克,板蓝根450克, 二、制备方法:先将上述药材水洗两次后,加水煎煮三次,每次分别为60、30、30分钟。合并煎煮液过滤,将滤液加石灰乳调至PH值12,搅拌,静置12小时后过滤滤液弃掉。沉淀物加入50％硫酸调PH值至5,静置4—6小时,用白布过滤。滤液经过加热浓缩至糖浆状,待放凉后加入95％乙醇,并用40％氢氧化钠调至PH值8,静置12小时过滤,沉淀弃掉。乙醇溶
Yanning injection is an ideal medicine for children with viral pneumonia. The preparation method is described as follows: First, the prescription composition; honeysuckle 500 grams, 500 grams of wild chrysanthemum, dandelion 450 grams, 300 grams of Forsythia, Guanzhong 300 grams, 450 grams Banlangen, Second, the preparation method: the first herbs washed two After that, add boiling water three times, each time for 60, 30, and 30 minutes. The combined decoction solution was filtered, and the filtrate was adjusted to pH 12 with lime milk and stirred. After standing for 12 hours, the filtrate was discarded. The precipitate was added with 50% sulfuric acid to adjust the pH to 5, allowed to stand for 4-6 hours, and filtered with a white cloth. The filtrate was heated and concentrated to a syrupy form. After cooling, 95% ethanol was added, and the solution was adjusted to pH 8 with 40% sodium hydroxide, allowed to stand for 12 hours and filtered, and the precipitate was discarded. Alcohol solution