Gatifloxacin eyedrops was prepared with benzalkonium as bacteriostat,NaCl as osmotic-pressure regulating agent and PVP as thickener:The content was determined with HPLC.

以苯扎溴铵为,氯化钠为渗透压调节,聚乙烯吡烷酮(PVP)为增黏,制备加替沙星滴眼;高效液相色谱法测定含量。