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

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