| Microorganism |
MIC50
(μg/ml) |
MIC90
(μg/ml) |
Range
(μg/ml) |
Antimicrobial |
Reference |
| Streptococcus pyogenes |
0.25 |
0.5 |
0.12 － 0.5 |
Gatifloxacin (Tequin)  |
130 |
| Streptococcus pyogenes |
0.25 |
0.5 |
0.12 － 0.5 |
Gatifloxacin (Tequin) |
443 |
| Streptococcus pyogenes |
0.25 |
0.5 |
0.12 － 0.5 |
Levofloxacin (Levaquin, Quixin) |
175 |
| Streptococcus pyogenes |
0.25 |
0.5 |
0.12 － 1 |
Quinupristin/Dalfopristin (Synercid) |
98 |
| Streptococcus pyogenes |
0.25 |
0.5 |
0.125 － 1 |
Gatifloxacin (Tequin) |
225 |
| Streptococcus pyogenes |
0.25 |
0.5 |
0.25 － 0.5 |
Vancomycin (Vancocyn, Lyphocin) |
67 |
| Streptococcus pyogenes |
0.25 |
0.5 |
0.25 － 0.5 |
Vancomycin (Vancocyn, Lyphocin) |
175 |
| Streptococcus pyogenes |
0.25 |
0.5 |
0.25 － 1 |
Gatifloxacin (Tequin) |
102 |
| Streptococcus pyogenes |
0.25 |
0.5 |
0.25 － 1 |
Vancomycin (Vancocyn, Lyphocin) |
13 |
| Streptococcus pyogenes |
0.25 |
0.5 |
0.25 － 16 |
Doxycycline (Doxycycline hyclate, Doxy, Vibra, Vibramycin) |
476 |
| Streptococcus pyogenes |
0.25 |
1 |
0.12 － 1 |
Ciprofloxacin (Cipro, Ciproxin, Ciprobay) |
443 |
| Streptococcus pyogenes |
0.25 |
1 |
0.12 － 1 |
Ciprofloxacin (Cipro, Ciproxin, Ciprobay) |
130 |
| Streptococcus pyogenes |
0.25 |
2 |
0.12 － 16 |
Ciprofloxacin (Cipro, Ciproxin, Ciprobay) |
268 |
| Streptococcus pyogenes |
0.25 |
- |
? － ? |
Cephalexin (Keflex, Keftal, Cefanox) |
308 |
| Streptococcus pyogenes |
0.39 |
1.56 |
0.0125 － 1.56 |
Ciprofloxacin (Cipro, Ciproxin, Ciprobay) |
17 |
| Streptococcus pyogenes |
0.5 |
0.5 |
0.12 － 2 |
Ciprofloxacin (Planktonic) |
1467 |
| Streptococcus pyogenes |
0.5 |
0.5 |
0.25 － 1 |
Ciprofloxacin (Cipro, Ciproxin, Ciprobay) |
3 |
| Streptococcus pyogenes |
0.5 |
0.5 |
0.25 － 1 |
Vancomycin (Vancocyn, Lyphocin) |
214 |
| Streptococcus pyogenes |
0.5 |
0.5 |
0.25 － 2 |
Levofloxacin (Levaquin, Quixin) |
1467 |
| Streptococcus pyogenes |
0.5 |
0.5 |
0.25 － 4 |
Ciprofloxacin (Cipro, Ciproxin, Ciprobay) |
477 |
| Streptococcus pyogenes |
0.5 |
0.5 |
0.5 － 1 |
Vancomycin (Vancocyn, Lyphocin) |
109 |
| Streptococcus pyogenes |
0.5 |
0.5 |
0.5 － ? |
Ceftibuten (Cedax) |
1494 |
| Streptococcus pyogenes |
0.5 |
0.5 |
0.5 － ? |
Vancomycin (Vancocyn, Lyphocin) |
89 |
| Streptococcus pyogenes |
0.5 |
0.5 |
0.5 － ? |
Vancomycin (Vancocyn, Lyphocin) |
115 |
| Streptococcus pyogenes |
0.5 |
1 |
0.12 － 2 |
Ciprofloxacin (Cipro, Ciproxin, Ciprobay) |
493 |
| Streptococcus pyogenes |
0.5 |
1 |
0.25 － 1 |
Ciprofloxacin (Cipro, Ciproxin, Ciprobay) |
244 |
| Streptococcus pyogenes |
0.5 |
1 |
0.25 － 1 |
Grepafloxacin (Raxar) |
244 |
| Streptococcus pyogenes |
0.5 |
1 |
0.25 － 1 |
Vancomycin (Vancocyn, Lyphocin) |
311 |