Objective: The method of the determination of SMZ, SD and TMP in Zengxiao Lianhuang preparations was established.

• 目的:建立反相高效液相色谱法测定增效联磺制剂中磺胺甲(口恶)唑、磺胺嘧啶与甲氧苄啶三组分的含量。