Object To select the optimum proportion of matrix f or the preparation process of Qingxin Sushi Tie (QST) by gelatia, gum tragacanth , glycerol, sodium acylate and Qingdai.

• 目的选择以明胶、西黄蓍胶、甘油、聚丙烯酸钠和青黛制备青辛速释贴的最佳基质配比。