| Microorganism |
MIC50
(μg/ml) |
MIC90
(μg/ml) |
Range
(μg/ml) |
Reference |
| Diplococcus pneumoniae |
- |
- |
0.01 － 0.8 |
1413 |
| Haemophilus influenzae |
- |
- |
3.1 － 25 |
1413 |
| Neisseria gonorrhoeae (penicillin-resistant) |
0.35 |
0.7 |
0.25 － 1 |
1408 |
| Neisseria gonorrhoeae (penicillin-susceptible) |
0.3 |
1.4 |
0.03 － 8 |
1408 |