| Microorganism |
MIC50
(μg/ml) |
MIC90
(μg/ml) |
Range
(μg/ml) |
Antimicrobial |
Reference |
| Haemophilus influenzae (β-lactamase negative) |
0.5 |
2 |
0.25 － 4 |
Amoxicillin-clavulanic acid (Augmentin)  |
462 |
| Haemophilus influenzae (β-lactamase negative) |
1 |
2 |
0.5 － 4 |
Azithromycin (Zithromax, Sumamed, Zitrocin) |
462 |
| Haemophilus influenzae (β-lactamase negative) |
1 |
2 |
1 － 4 |
Tigecycline (GAR-936, Tigacyl) |
462 |
| Haemophilus influenzae (β-lactamase negative) |
2 |
2 |
0.06 － 4 |
Telithromycin (HMR 3647, RU-66647, Ketek) |
496 |
| Haemophilus influenzae (β-lactamase negative) |
8 |
16 |
2 － 16 |
Clarithromycin (Biaxin) |
462 |
| Haemophilus influenzae (β-lactamase negative) |
- |
4 |
<0.12 － >16 |
Telithromycin (HMR 3647, RU-66647, Ketek) |
1105 |
| Haemophilus influenzae (β-lactamase negative) |
- |
- |
<=0.008 － 0.25 |
Ceftaroline |
1583 |
| Haemophilus influenzae (β-lactamase positive) |
≤0.003 |
≤0.003 |
≤0.003 － 0.06 |
Ceftriaxone (Rocephin) |
462 |
| Haemophilus influenzae (β-lactamase positive) |
≤0.008 |
≤0.008 |
≤0.008 － 0.015 |
Ciprofloxacin (Cipro, Ciproxin, Ciprobay) |
462 |
| Haemophilus influenzae (β-lactamase positive) |
≤0.015 |
≤0.015 |
≤0.015 － ? |
Trovafloxacin (Trovan) |
462 |
| Haemophilus influenzae (β-lactamase positive) |
0.06 |
0.25 |
? － ? |
Ceftobiprole (Zeftera) |
942 |
| Haemophilus influenzae (β-lactamase positive) |
>0.25 |
>2 |
≤0.25 － >2 |
Co-trimoxazole (Trimethoprim-sulfamethoxazole, TMP-SMX) |
462 |
| Haemophilus influenzae (β-lactamase positive) |
0.5 |
1 |
0.056 － 1 |
Faropenem |
654 |
| Haemophilus influenzae (β-lactamase positive) |
0.5 |
1 |
0.25 － 1 |
Minocycline (Minocycline hydrochloride, Minocin) |
462 |
| Haemophilus influenzae (β-lactamase positive) |
0.5 |
1 |
0.25 － 1 |
Tetracycline (Sumycin, Achromycin V, Steclin) |
462 |
| Haemophilus influenzae (β-lactamase positive) |
1 |
2 |
≤0.5 － 2 |
Azithromycin (Zithromax, Sumamed, Zitrocin) |
462 |
| Haemophilus influenzae (β-lactamase positive) |
1 |
2 |
0.5 － 4 |
Tigecycline (GAR-936, Tigacyl) |
462 |
| Haemophilus influenzae (β-lactamase positive) |
2 |
2 |
0.06 － 4 |
Telithromycin (HMR 3647, RU-66647, Ketek) |
496 |
| Haemophilus influenzae (β-lactamase positive) |
2 |
4 |
2 － 8 |
Amoxicillin-clavulanic acid (Augmentin) |
462 |
| Haemophilus influenzae (β-lactamase positive) |
>8 |
>8 |
>8 － ? |
Ampicillin (Omnipen) |
462 |
| Haemophilus influenzae (β-lactamase positive) |
8 |
16 |
4 － 16 |
Clarithromycin (Biaxin) |
462 |
| Haemophilus influenzae (β-lactamase positive) |
- |
2 |
≤0.12 － 128 |
Azithromycin (Zithromax, Sumamed, Zitrocin) |
1105 |
| Haemophilus influenzae (β-lactamase positive) |
- |
4 |
≤0.12 － >16 |
Telithromycin (HMR 3647, RU-66647, Ketek) |
1105 |
| Haemophilus influenzae (β-lactamase positive) |
- |
- |
<=0.008 － 0.25 |
Ceftaroline |
1583 |