povidone-iodine + chlorhexidine gluconate

Povidone-iodine + chlorhexidine gluconate is a combination of two powerful antiseptic agents used for skin preparation before surgical procedures and other medical interventions. This combination leverages the complementary mechanisms of action of both antiseptics to potentially enhance antimicrobial efficacy. Research indicates that the sequential or concurrent use of these antiseptics may provide superior antimicrobial activity compared to either agent alone. Studies have shown that this combination leads to greater reduction in aerobic and anaerobic bacterial burden on the skin and within surgical sites, potentially resulting in lower rates of surgical site infections and intravascular catheter colonization. The combination works through chlorhexidine's persistent antimicrobial activity against a broad spectrum of microorganisms and povidone-iodine's rapid bactericidal effect. While traditionally these agents were used separately due to concerns about potential incompatibility, research has demonstrated that they can be used together effectively without reducing their antimicrobial properties.

Other names

chlorhexidine gluconate + povidone iodineCHG + PI