| Microorganism |
MIC50
(μg/ml) |
MIC90
(μg/ml) |
Range
(μg/ml) |
Antimicrobial |
Reference |
| Haemophilus influenzae (Europe) |
- |
16 |
? － ? |
Piperacillin (Pipracil)  |
284 |
| Haemophilus influenzae (gatifloxacin-susceptible) |
- |
- |
≤1 － ? |
Gatifloxacin (Tequin) |
452 |
| Haemophilus influenzae (GYR 1435) |
- |
- |
0.015 － ? |
Levofloxacin (Levaquin, Quixin) |
437 |
| Haemophilus influenzae (GYR 1435) |
- |
- |
1 － ? |
A-692345 |
437 |
| Haemophilus influenzae (GYR 1435) |
- |
- |
4 － ? |
A-72310 |
437 |
| Haemophilus influenzae (H128) |
- |
- |
0.008 － ? |
Ciprofloxacin (Cipro, Ciproxin, Ciprobay) |
191 |
| Haemophilus influenzae (H233) |
- |
- |
<0.07 － ? |
Amoxicillin (Novamox, Amoxil) |
1277 |
| Haemophilus influenzae (H233) |
- |
- |
1 － ? |
Pyrrhocoricin |
1277 |
| Haemophilus influenzae (H233) |
- |
- |
14 － ? |
N-MeArg dimer |
1277 |
| Haemophilus influenzae (H233) |
- |
- |
14 － ? |
N-MeArg dimer Pip |
1277 |
| Haemophilus influenzae (H233) |
- |
- |
14 － ? |
Unprotected dimer |
1277 |
| Haemophilus influenzae (H338) |
- |
- |
0.2 － ? |
Amoxicillin (Novamox, Amoxil) |
1277 |
| Haemophilus influenzae (H338) |
- |
- |
5 － ? |
Pyrrhocoricin |
1277 |
| Haemophilus influenzae (H338) |
- |
- |
10 － ? |
N-MeArg dimer |
1277 |
| Haemophilus influenzae (H338) |
- |
- |
10 － ? |
N-MeArg dimer Pip |
1277 |
| Haemophilus influenzae (H338) |
- |
- |
10 － ? |
Unprotected dimer |
1277 |
| Haemophilus influenzae (HI-1 + ESBL) |
- |
- |
0.002 － ? |
PD 124816 |
248 |
| Haemophilus influenzae (HI-1 + ESBL) |
- |
- |
0.004 － ? |
Clinafloxacin (PD 127391) |
248 |
| Haemophilus influenzae (HI-1 + ESBL) |
- |
- |
0.004 － ? |
Difluoroquinolone (PD 117596) |
248 |
| Haemophilus influenzae (HI-1 + ESBL) |
- |
- |
0.03 － ? |
Ceftazidime (Ceptaz, Fortaz, Tanicef) |
248 |
| Haemophilus influenzae (HI-1 + ESBL) |
- |
- |
0.5 － ? |
Doxycycline (Doxycycline hyclate, Doxy, Vibra, Vibramycin) |
248 |
| Haemophilus influenzae (HI-1 + ESBL) |
- |
- |
8 － ? |
Cefazolin (Ancef, Kefzol, Zolicef) |
248 |
| Haemophilus influenzae (HI-1 + ESBL) |
- |
- |
64 － ? |
Ampicillin (Omnipen) |
248 |
| Haemophilus influenzae (HTM) |
2 |
4 |
0.5 － 8 |
Azithromycin (Zithromax, Sumamed, Zitrocin) |
134 |
| Haemophilus influenzae (HTM) |
2 |
4 |
1 － 8 |
Pristinamycin |
134 |
| Haemophilus influenzae (HTM) |
2 |
4 |
1 － 8 |
Telithromycin (HMR 3647, RU-66647, Ketek) |
134 |
| Haemophilus influenzae (HTM) |
8 |
16 |
2 － >16 |
Erythromycin A |
134 |
| Haemophilus influenzae (HTM) |
16 |
16 |
4 － >32 |
Clarithromycin (Biaxin) |
134 |