| Microorganism |
MIC50
(μg/ml) |
MIC90
(μg/ml) |
Range
(μg/ml) |
Antimicrobial |
Reference |
| Haemophilus influenzae (North America) |
- |
0.5 |
? － ? |
Ceftazidime (Ceptaz, Fortaz, Tanicef)  |
284 |
| Haemophilus influenzae (North America) |
- |
8 |
? － ? |
Imipenem |
284 |
| Haemophilus influenzae (North America) |
>- |
>128 |
? － ? |
Piperacillin (Pipracil) |
284 |
| Haemophilus influenzae (penicillin-resistant) |
≤0.007 |
≤0.007 |
≤0.007 － 0.03 |
Ceftriaxone (Rocephin) |
113 |
| Haemophilus influenzae (penicillin-resistant) |
0.007 |
0.015 |
≤0.007 － 0.015 |
Ceftriaxone (Rocephin) |
113 |
| Haemophilus influenzae (penicillin-resistant) |
0.015 |
0.015 |
≤0.007 － 0.03 |
Cefotaxime (Cephotaxime, Claforan) |
113 |
| Haemophilus influenzae (penicillin-resistant) |
0.06 |
0.12 |
0.003 － 0.5 |
Cefepime (Maxipime) |
113 |
| Haemophilus influenzae (penicillin-resistant) |
0.06 |
0.12 |
0.03 － 0.5 |
Ceftazidime (Ceptaz, Fortaz, Tanicef) |
113 |
| Haemophilus influenzae (penicillin-resistant) |
0.06 |
0.12 |
0.03 － 0.5 |
Ceftazidime (Ceptaz, Fortaz, Tanicef) |
113 |
| Haemophilus influenzae (penicillin-resistant) |
0.25 |
0.5 |
0.06 － 2 |
Cefoperazone (Cefobid) |
113 |
| Haemophilus influenzae (penicillin-resistant) |
0.5 |
1 |
0.25 － 1 |
Imipenem |
113 |
| Haemophilus influenzae (penicillin-susceptible) |
0.007 |
0.015 |
≤0.007 － 0.25 |
Cefotaxime (Cephotaxime, Claforan) |
113 |
| Haemophilus influenzae (penicillin-susceptible) |
0.007 |
0.03 |
≤0.007 － 0.06 |
Cefoperazone (Cefobid) |
113 |
| Haemophilus influenzae (penicillin-susceptible) |
0.06 |
0.06 |
≤0.007 － 2 |
Cefepime (Maxipime) |
113 |
| Haemophilus influenzae (penicillin-susceptible) |
0.06 |
0.12 |
0.015 － 0.5 |
Ceftazidime (Ceptaz, Fortaz, Tanicef) |
113 |
| Haemophilus influenzae (penicillin-susceptible) |
0.06 |
0.12 |
0.015 － 0.5 |
Ceftazidime (Ceptaz, Fortaz, Tanicef) |
113 |
| Haemophilus influenzae (penicillin-susceptible) |
0.5 |
1 |
0.03 － 2 |
Imipenem |
113 |
| Haemophilus influenzae (polymyxin B-resistant) |
- |
- |
≥4 － ? |
Polymyxin B (Aerospin) |
452 |
| Haemophilus influenzae (polymyxin B-susceptible) |
- |
- |
≤2 － ? |
Polymyxin B (Aerospin) |
452 |
| Haemophilus influenzae (quinolone-resistant) |
0.004 |
- |
<0.004 － 0.12 |
ABT-492 |
3 |
| Haemophilus influenzae (quinolone-resistant) |
1 |
- |
0.03 － 16 |
Ciprofloxacin (Cipro, Ciproxin, Ciprobay) |
3 |
| Haemophilus influenzae (quinolone-resistant) |
1 |
- |
0.06 － 16 |
Levofloxacin (Levaquin, Quixin) |
3 |
| Haemophilus influenzae (quinolone-susceptible) |
0.004 |
0.008 |
<0.002 － 0.008 |
Ciprofloxacin (Cipro, Ciproxin, Ciprobay) |
3 |
| Haemophilus influenzae (quinolone-susceptible) |
0.004 |
0.015 |
<0.002 － 0.015 |
Trovafloxacin (Trovan) |
3 |
| Haemophilus influenzae (quinolone-susceptible) |
0.008 |
0.008 |
<0.002 － 0.015 |
Levofloxacin (Levaquin, Quixin) |
3 |
| Haemophilus influenzae (RD-51907) |
- |
- |
4 － ? |
Erythromycin (E-mycin, Ery-tab, Benzamycin) |
191 |
| Haemophilus influenzae (Spain 7) |
- |
- |
0.024 － ? |
Mupirocin (Bactroban) |
313 |
| Haemophilus influenzae (Spain 7) |
- |
- |
0.78 － ? |
Chloramphenicol (Chloromycetin) |
313 |