The application of chlorhexidine (CHX) gel on ulcers and wound surfaces after oral surgical procedures has received considerable attention— supported scientifically by the antimicrobial properties of chlorhexidine. Chlorhexidine acts against bacteria (Gram-positive and Gram-negative), with bacteriostatic action at low concentrations and bactericidal action at high concentrations Chlorhexidine is also known for its antiviral and antifungal effects.