Methods The contents of Ethacridine,Diphenhydramine and Dyclonine in the cream were determined by HPLC and the clinical effects were observed compared with Pikangshuang Cream.

• 方法制定制备工艺,制剂应用高效液相色谱法测定乳酸依沙丫啶、盐酸苯海拉明、盐酸达克罗宁的含量,并对其疗效进行临床观察。