| Drugs |
FIC index |
| CH1 |
CH2 |
| Ceftazidime |
0.94±0.07 |
0.87±0.05 |
| Tobramycin |
0.93±0.08 |
0.88±0.06 |
| Amikacin |
0.95±0.08 |
0.86±0.07 |
| Gentamicin |
1.43±0.09 |
1.12±0.08 |
| Ceftazidime + Amikacin |
1.53±0.1 |
1.13±0.07 |
| Tobracef |
1.65±0.1 |
1.34±0.08 |
Synergy= FICindex ≤ 0.5; antagonism FICindex ≥ 2; additive FICindex of >0.5 to 2. |
