| Microorganism |
MIC50
(μg/ml) |
MIC90
(μg/ml) |
Range
(μg/ml) |
Antimicrobial |
Reference |
| Staphylococcus aureus (methicillin-resistant + ofloxacin-resistant) |
1 |
4 |
0.25 － 32 |
Sitafloxacin  |
443 |
| Staphylococcus aureus (methicillin-resistant + ofloxacin-resistant) |
2 |
8 |
0.25 － 64 |
Garenoxacin (T-3811, BMS-284756) |
443 |
| Staphylococcus aureus (methicillin-resistant + ofloxacin-resistant) |
2 |
8 |
0.25 － 64 |
Garenoxacin (T-3811, BMS-284756) |
130 |
| Staphylococcus aureus (methicillin-resistant + ofloxacin-resistant) |
4 |
8 |
1 － 64 |
Moxifloxacin (BAY 12-8039, Avelox) |
443 |
| Staphylococcus aureus (methicillin-resistant + ofloxacin-resistant) |
8 |
16 |
2 － >128 |
Gatifloxacin (Tequin) |
443 |
| Staphylococcus aureus (methicillin-resistant + ofloxacin-resistant) |
8 |
16 |
2 － >128 |
Gatifloxacin (Tequin) |
130 |
| Staphylococcus aureus (methicillin-resistant + ofloxacin-resistant) |
16 |
64 |
4 － >128 |
Levofloxacin (Levaquin, Quixin) |
130 |
| Staphylococcus aureus (methicillin-resistant + ofloxacin-resistant) |
16 |
64 |
4 － >128 |
Levofloxacin (Levaquin, Quixin) |
443 |
| Staphylococcus aureus (methicillin-resistant + ofloxacin-resistant) |
>128 |
>128 |
16 － >128 |
Ciprofloxacin (Cipro, Ciproxin, Ciprobay) |
130 |
| Staphylococcus aureus (methicillin-resistant + ofloxacin-resistant) |
>128 |
>128 |
16 － >128 |
Ciprofloxacin (Cipro, Ciproxin, Ciprobay) |
443 |
| Staphylococcus aureus (methicillin-resistant + ofloxacin-resistant) |
>128 |
>128 |
64 － >128 |
Oxacillin (Prostaphilin, Bactocil, Prostaphlin) |
130 |
| Staphylococcus aureus (methicillin-resistant + ofloxacin-resistant) |
>128 |
>128 |
64 － >128 |
Oxacillin (Prostaphilin, Bactocil, Prostaphlin) |
443 |
| Staphylococcus aureus (methicillin-resistant + ofloxacin-susceptible) |
0.03 |
0.03 |
0.008 － 0.06 |
Garenoxacin (T-3811, BMS-284756) |
130 |
| Staphylococcus aureus (methicillin-resistant + ofloxacin-susceptible) |
0.03 |
0.03 |
0.008 － 0.06 |
Garenoxacin (T-3811, BMS-284756) |
443 |
| Staphylococcus aureus (methicillin-resistant + ofloxacin-susceptible) |
0.03 |
0.06 |
0.008 － 0.06 |
Sitafloxacin |
443 |
| Staphylococcus aureus (methicillin-resistant + ofloxacin-susceptible) |
0.03 |
0.06 |
0.008 － 0.06 |
Sitafloxacin |
130 |
| Staphylococcus aureus (methicillin-resistant + ofloxacin-susceptible) |
0.03 |
0.06 |
0.015 － 0.06 |
DK-507k |
130 |
| Staphylococcus aureus (methicillin-resistant + ofloxacin-susceptible) |
0.03 |
0.06 |
0.015 － 0.06 |
DK-507k |
443 |
| Staphylococcus aureus (methicillin-resistant + ofloxacin-susceptible) |
0.12 |
0.12 |
0.03 － 0.25 |
Moxifloxacin (BAY 12-8039, Avelox) |
443 |
| Staphylococcus aureus (methicillin-resistant + ofloxacin-susceptible) |
0.12 |
0.25 |
0.06 － 0.25 |
Gatifloxacin (Tequin) |
130 |
| Staphylococcus aureus (methicillin-resistant + ofloxacin-susceptible) |
0.12 |
0.25 |
0.06 － 0.25 |
Gatifloxacin (Tequin) |
443 |
| Staphylococcus aureus (methicillin-resistant + ofloxacin-susceptible) |
0.25 |
0.5 |
0.12 － 1 |
Levofloxacin (Levaquin, Quixin) |
443 |
| Staphylococcus aureus (methicillin-resistant + ofloxacin-susceptible) |
0.25 |
0.5 |
0.12 － 1 |
Levofloxacin (Levaquin, Quixin) |
130 |
| Staphylococcus aureus (methicillin-resistant + ofloxacin-susceptible) |
0.5 |
1 |
0.25 － 2 |
Ciprofloxacin (Cipro, Ciproxin, Ciprobay) |
443 |
| Staphylococcus aureus (methicillin-resistant + ofloxacin-susceptible) |
0.5 |
1 |
0.25 － 2 |
Ciprofloxacin (Cipro, Ciproxin, Ciprobay) |
130 |
| Staphylococcus aureus (methicillin-resistant + ofloxacin-susceptible) |
>64 |
>128 |
16 － >128 |
Oxacillin (Prostaphilin, Bactocil, Prostaphlin) |
443 |
| Staphylococcus aureus (methicillin-resistant + ofloxacin-susceptible) |
>64 |
>128 |
16 － >128 |
Oxacillin (Prostaphilin, Bactocil, Prostaphlin) |
130 |
| Staphylococcus aureus (methicillin-resistant + quinolone-resistant) |
0.0078 |
0.0625 |
? － ? |
Rifalazil (ABI-1648, KRM-1648) |
1082 |