The administration of chlorhexidine (CHX) gel to ulcers and wound surfaces following oral surgical procedures has gained a lot of attention, which is supported scientifically by chlorhexidine's antibacterial qualities.
Chlorhexidine acts against bacteria, both Gram-positive and Gram-negative, exhibiting bacteriostatic effect at low doses and bactericidal action at high ones. Chlorhexidine is also renowned for its antiviral and antifungal properties.