| Microorganism |
MIC50
(μg/ml) |
MIC90
(μg/ml) |
Range
(μg/ml) |
Antimicrobial |
Reference |
| Streptococci |
0.064 |
0.75 |
? － ? |
Penicillin (Benzylpenicillin, Penicillin G, Bicillin C-R/L-A, Pfizerpen, Wycellin)  |
403 |
| Streptococci |
0.094 |
1 |
? － ? |
Cefpodoxime |
403 |
| Streptococci |
0.125 |
3 |
? － ? |
Penicillin (Benzylpenicillin, Penicillin G, Bicillin C-R/L-A, Pfizerpen, Wycellin) |
126 |
| Streptococci |
0.19 |
8 |
? － ? |
Erythromycin (E-mycin, Ery-tab, Benzamycin) |
403 |
| Streptococci |
0.38 |
0.75 |
? － ? |
Sparfloxacin (AT-4140, Zagam) |
403 |
| Streptococci |
1 |
4 |
? － ? |
Ciprofloxacin (Cipro, Ciproxin, Ciprobay) |
403 |
| Streptococci (coagulase-negative + methicillin-resistant) |
0.12 |
0.5 |
0.008 － 0.5 |
Sitafloxacin |
130 |
| Streptococci (coagulase-negative + methicillin-resistant) |
0.25 |
0.5 |
0.03 － 2 |
DK-507k |
130 |
| Streptococci (coagulase-negative + methicillin-resistant) |
1 |
4 |
0.03 － 4 |
Garenoxacin (T-3811, BMS-284756) |
130 |
| Streptococci (coagulase-negative + methicillin-resistant) |
1 |
4 |
0.06 － 8 |
Moxifloxacin (BAY 12-8039, Avelox) |
130 |
| Streptococci (coagulase-negative + methicillin-resistant) |
2 |
4 |
0.12 － 4 |
Gatifloxacin (Tequin) |
130 |
| Streptococci (coagulase-negative + methicillin-resistant) |
4 |
16 |
0.12 － 32 |
Levofloxacin (Levaquin, Quixin) |
130 |
| Streptococci (coagulase-negative + methicillin-resistant) |
8 |
64 |
0.12 － 128 |
Ciprofloxacin (Cipro, Ciproxin, Ciprobay) |
130 |
| Streptococci (coagulase-negative + methicillin-resistant) |
>128 |
>128 |
1 － >128 |
Oxacillin (Prostaphilin, Bactocil, Prostaphlin) |
130 |
| Streptococci (coagulase-negative + methicillin-susceptible) |
0.03 |
0.25 |
0.008 － 0.25 |
Sitafloxacin |
130 |
| Streptococci (coagulase-negative + methicillin-susceptible) |
0.06 |
0.25 |
0.015 － 0.5 |
DK-507k |
130 |
| Streptococci (coagulase-negative + methicillin-susceptible) |
0.06 |
1 |
0.015 － 4 |
Garenoxacin (T-3811, BMS-284756) |
130 |
| Streptococci (coagulase-negative + methicillin-susceptible) |
0.12 |
1 |
0.03 － 4 |
Moxifloxacin (BAY 12-8039, Avelox) |
130 |
| Streptococci (coagulase-negative + methicillin-susceptible) |
0.25 |
0.25 |
0.06 － 0.25 |
Oxacillin (Prostaphilin, Bactocil, Prostaphlin) |
130 |
| Streptococci (coagulase-negative + methicillin-susceptible) |
0.25 |
2 |
0.06 － 4 |
Gatifloxacin (Tequin) |
130 |
| Streptococci (coagulase-negative + methicillin-susceptible) |
0.25 |
4 |
0.12 － 8 |
Levofloxacin (Levaquin, Quixin) |
130 |
| Streptococci (coagulase-negative + methicillin-susceptible) |
0.25 |
8 |
0.06 － 64 |
Ciprofloxacin (Cipro, Ciproxin, Ciprobay) |
130 |
| Streptococci (group C) |
0.015 |
0.03 |
0.015 － 0.12 |
Cefquinome |
1486 |
| Streptococci (group D) |
8 |
16 |
0.06 － >128 |
Cefmenoxime |
1438 |
| Streptococci (group D) |
32 |
32 |
0.12 － 64 |
Cefamandole (Mandol) |
1438 |
| Streptococci (group D) |
32 |
32 |
0.25 － 64 |
Cefazolin (Ancef, Kefzol, Zolicef) |
1438 |
| Streptococci (group D) |
>128 |
>128 |
1 － >128 |
Cefoxitin (Mefoxin) |
1438 |
| Streptococci (group F + group G) |
0.015 |
0.03 |
0.015 － 0.25 |
Cefepime (Maxipime) |
1486 |