结论枸橼酸盐缓冲溶液是制备聚维酮碘凝胶最佳的缓冲液，有利于提高聚维酮碘凝胶的稳定性。

Conclusion Citrate buffer solution is the best solution for the preparation of povidone-iodine gel and the solution is helpful to improve the stability of the gel.

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结果10%聚维酮碘软膏能有效抑制细菌生长，而0.5%聚维酮碘溶液、10%磺胺嘧啶银混悬液效果欠佳。

Results We found that 10% of Iodinecomplexing ointment had a better bacteriostasis, and that 0.5% of Iodinecomplexing solution and 10% of SDAg suspension were not satisfactory.

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