Table 5: Percentage of subjects showing microbial reduction in oral biofilms after using 10% lidocaine, 0.2% chlorhexidine, and LD-CHX preparations (n = 26).
Antimicrobial Score
Test Solutions
Lidocaine (10%)
Chlorhexidine (0.2%)
LD-CHX-I (lidocaine 9%)
LD-CHX-II (lidocaine 8%)
4
22.2 (6)
66.7 (18)
66.7 (18)
46.2 (12)
3
77.8 (20)
33.3 (8)
33.3 (8)
53.8 (14)
Note: The number of subjects was shown in parenthesis.