烟胶

头疮癣癞油风.调敷有效.性味辛温微毒.内服无功.(烟胶.此系煎硝牛皮灶上所熏之烟煤粘结如胶者也.只堪外治.能润肌肤之燥.治浸淫之疮.杀虫化湿.颇有效验.)