Chlorhexidine is a broad spectrum fungicide, which can effectively kill Gram-positive bacteria, Gram-negative bacteria and fungi. The broad fungicide in chlorhexidine is superior to other fungicides (such as antibiotics) in killing microorganisms, and its sterilization speed is faster than other fungicides (such as polyvinylpyrrolidone sulfonate). 1. Its concentration makes it have good medicinal functions of bacteriostasis (that is, inhibiting bacterial …