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目前临床常用的水杨酸酚涂膜剂的处方为:水杨酸10g、苯甲酸10g、酚25g、火棉胶基质加至100g。其制法为取水杨酸、苯甲酸、酚等与火棉胶基质共置于干燥容器内,密塞振摇使溶解至澄明即可。用此种方法制得的火棉胶涂膜,涂干皮肤后,涂膜易破裂,并使涂药局部皮肤皱缩,患者感觉不适。我院用下述处方代替原处方中的火棉胶基质:聚乙烯醇-1244g、95%乙醇60ml、蒸溜水40ml。制法为t称取聚乙烯醇-1244g,加入40ml 蒸溜水中,浸泡片刻,加热使溶。另取水杨酸、苯甲酸、酚等加入乙醇中,搅拌使溶。在不断搅拌下,将乙醇缓缓加
At present, the commonly used salicylic acid phenol film coating formulations prescription: salicylic acid 10g, benzoic acid 10g, phenol 25g, collodion matrix added to 100g. The system for taking salicylic acid, benzoic acid, phenol and collodion matrix co-placed in a dry container, pestle shaking to dissolve to clarity can be. Prepared by this method of collodion coating, dry skin, the coating is easy to crack, and the application of local skin wrinkles, the patient feels uncomfortable. Our hospital with the following prescription instead of the original prescription of collodion matrix: Polyvinyl alcohol-1244g, 95% ethanol 60ml, distilled water 40ml. Preparation method t Weigh polyvinyl alcohol -1244g, add 40ml distilled water, soak for a while, heating to dissolve. Another salicylic acid, benzoic acid, phenol, etc. added to the ethanol, stirring to dissolve. Under constant stirring, slowly add ethanol