TABLE 1.
Antimicrobial concentrations of MTZ, AMX, and CBS after 48-h treatment of P. gingivalis.
| 0 h | 48 h | |
| MTZ (mg/L) | 100 (256 × MIC) | 6.25 (16 × MIC) |
| AMX (mg/L) | 100 (512 × MIC) | 25 (128 × MIC) |
| CBS (μM) | 100 (16 × MIC) | 25 (4 × MIC) |
MTZ, metronidazole; AMX, amoxicillin; CBS, colloidal bismuth subcitrate.