| Microorganism |
MIC50
(μg/ml) |
MIC90
(μg/ml) |
Range
(μg/ml) |
Antimicrobial |
Reference |
| Legionella spp. |
0.0005 |
0.008 |
≤0.0005 － 0.015 |
Rifampicin (Rifampin)  |
28 |
| Legionella spp. |
0.001 |
0.002 |
≤0.001 － 0.002 |
Rifapentine (Priftin) |
28 |
| Legionella spp. |
0.0039 |
0.0156 |
0.002 － 0.0156 |
Trovafloxacin (Trovan) |
17 |
| Legionella spp. |
≤0.004 |
≤0.004 |
≤0.004 － 0.03 |
Clarithromycin (Biaxin) |
28 |
| Legionella spp. |
0.0078 |
0.0156 |
0.0039 － 0.0313 |
Ciprofloxacin (Cipro, Ciproxin, Ciprobay) |
17 |
| Legionella spp. |
0.015 |
0.03 |
≤0.004 － 0.12 |
Telithromycin (HMR 3647, RU-66647, Ketek) |
28 |
| Legionella spp. |
0.015 |
0.03 |
0.015 － 0.06 |
Levofloxacin (Levaquin, Quixin) |
28 |
| Legionella spp. |
0.0156 |
0.0156 |
0.0039 － 0.0156 |
Levofloxacin (Levaquin, Quixin) |
17 |
| Legionella spp. |
0.0156 |
0.0313 |
0.002 － 0.0313 |
Garenoxacin (T-3811, BMS-284756) |
17 |
| Legionella spp. |
0.03 |
0.06 |
0.03 － 0.12 |
Moxifloxacin (BAY 12-8039, Avelox) |
28 |
| Legionella spp. |
0.06 |
0.12 |
0.03 － 0.25 |
Roxithromycin |
28 |
| Legionella spp. |
0.12 |
0.12 |
0.06 － 0.12 |
Clarithromycin (Biaxin) |
15 |
| Legionella spp. |
0.12 |
0.12 |
0.06 － 0.5 |
Erythromycin A |
28 |
| Legionella spp. |
0.25 |
0.5 |
0.12 － 1 |
Quinupristin/Dalfopristin (Synercid) |
28 |
| Legionella spp. |
0.5 |
1 |
0.5 － 1 |
Cethromycin (ABT-773) |
15 |
| Legionella spp. |
0.5 |
1 |
0.5 － 2 |
Quinupristin/Dalfopristin (Synercid) |
446 |
| Legionella spp. |
0.5 |
2 |
0.12 － 2 |
Azithromycin (Zithromax, Sumamed, Zitrocin) |
15 |
| Legionella spp. |
1 |
1 |
0.25 － 1 |
Erythromycin (E-mycin, Ery-tab, Benzamycin) |
15 |
| Legionella spp. |
1 |
- |
0.5 － 1 |
Ciprofloxacin (Cipro, Ciproxin, Ciprobay) |
3 |
| Legionella spp. |
4 |
8 |
1 － 8 |
Doxycycline (Doxycycline hyclate, Doxy, Vibra, Vibramycin) |
28 |
| Legionella spp. |
4 |
8 |
2 － >=16 |
Eperezolid (PNU-100592) |
33 |
| Legionella spp. |
4 |
8 |
4 － 8 |
Linezolid (PNU-100766, U-100766, Zyvox) |
28 |
| Legionella spp. |
8 |
8 |
1 － 16 |
Clindamycin (Cleocin) |
28 |