| Microorganism |
MIC50
(μg/ml) |
MIC90
(μg/ml) |
Range
(μg/ml) |
Antimicrobial |
Reference |
| Haemophilus influenzae (ampicillin-resistant + β-lactamase negative) |
8 |
8 |
2 － >8 |
Amoxicillin-clavulanic acid (Augmentin)  |
462 |
| Haemophilus influenzae (ampicillin-resistant + β-lactamase negative) |
8 |
8 |
2 － >8 |
Ampicillin (Omnipen) |
462 |
| Haemophilus influenzae (ampicillin-resistant + β-lactamase negative) |
8 |
16 |
≤0.5 － 32 |
Clarithromycin (Biaxin) |
462 |
| Haemophilus influenzae (ampicillin-resistant) |
≤0.03 |
≤0.03 |
≤0.03 － 0.25 |
Levofloxacin (Levaquin, Quixin) |
265 |
| Haemophilus influenzae (ampicillin-resistant) |
0.06 |
0.12 |
0.06 － 0.12 |
Cefpirome |
1486 |
| Haemophilus influenzae (ampicillin-resistant) |
0.06 |
0.12 |
0.06 － 0.25 |
Cefquinome |
1486 |
| Haemophilus influenzae (ampicillin-resistant) |
0.06 |
0.13 |
0.03 － 0.13 |
Ceftibuten (Cedax) |
1492 |
| Haemophilus influenzae (ampicillin-resistant) |
0.06 |
0.5 |
0.03 － 1 |
Cefpodoxime |
1492 |
| Haemophilus influenzae (ampicillin-resistant) |
0.12 |
0.25 |
0.06 － 0.25 |
Cefepime (Maxipime) |
1486 |
| Haemophilus influenzae (ampicillin-resistant) |
0.12 |
0.25 |
0.06 － 0.25 |
Ceftazidime (Ceptaz, Fortaz, Tanicef) |
1486 |
| Haemophilus influenzae (ampicillin-resistant) |
0.125 |
0.25 |
0.031 － 0.25 |
SM-216601 |
115 |
| Haemophilus influenzae (ampicillin-resistant) |
0.3 |
1.2 |
? － ? |
Azithromycin (Zithromax, Sumamed, Zitrocin) |
58 |
| Haemophilus influenzae (ampicillin-resistant) |
0.5 |
0.5 |
0.031 － 0.5 |
Meropenem (Merrem) |
115 |
| Haemophilus influenzae (ampicillin-resistant) |
0.5 |
0.5 |
0.13 － 0.5 |
Cefixime (Suprax) |
1492 |
| Haemophilus influenzae (ampicillin-resistant) |
0.6 |
0.6 |
? － ? |
Ampicillin (Omnipen) |
58 |
| Haemophilus influenzae (ampicillin-resistant) |
0.6 |
0.6 |
? － ? |
Telithromycin (HMR 3647, RU-66647, Ketek) |
58 |
| Haemophilus influenzae (ampicillin-resistant) |
2 |
2 |
0.06 － 4 |
Telithromycin (HMR 3647, RU-66647, Ketek) |
496 |
| Haemophilus influenzae (ampicillin-resistant) |
2 |
2 |
1 － 4 |
Cefuroxime (Kefurox, Zinacef) |
1492 |
| Haemophilus influenzae (ampicillin-resistant) |
2.5 |
10 |
? － ? |
Clarithromycin (Biaxin) |
58 |
| Haemophilus influenzae (ampicillin-resistant) |
4 |
4 |
1 － 8 |
Quinupristin/Dalfopristin (Synercid) |
265 |
| Haemophilus influenzae (ampicillin-resistant) |
8 |
16 |
2 － >32 |
Clarithromycin (Biaxin) |
265 |
| Haemophilus influenzae (ampicillin-resistant) |
8 |
16 |
4 － 16 |
Cefaclor (Ceclor, Ceclor CD) |
1492 |
| Haemophilus influenzae (ampicillin-resistant) |
8 |
16 |
4 － 32 |
Cefprozil (Cefzil) |
1492 |
| Haemophilus influenzae (ampicillin-resistant) |
8 |
32 |
1 － 64 |
Imipenem |
115 |
| Haemophilus influenzae (ampicillin-resistant) |
>16 |
>32 |
1 － >32 |
Flomoxef |
115 |
| Haemophilus influenzae (ampicillin-resistant) |
>128 |
>128 |
4 － >128 |
Ampicillin (Omnipen) |
115 |
| Haemophilus influenzae (ampicillin-resistant) |
- |
8 |
0.5 － 32 |
LBM415 (NVP-PDF-713, VIC-10495) |
265 |
| Haemophilus influenzae (ampicillin-susceptible) |
≤0.004 |
≤0.004 |
≤0.004 － 0.008 |
Sitafloxacin |
443 |