TABLE 4.
MICs for H. parainfluenzae
| Drug | MIC (μg/ml)
|
||||||||
|---|---|---|---|---|---|---|---|---|---|
| β-Lactamase-negative strains (n = 18)
|
β-Lactamase-positive strains (n = 8)
|
All strains (n = 26)
|
|||||||
| Range | 50% | 90% | Range | 50% | 90% | Range | 50% | 90% | |
| XRP 2868 | 0.12-2.0 | 1.0 | 2.0 | 0.12-4.0 | 1.0 | 1.0 | 0.12-4.0 | 1.0 | 2.0 |
| RPR 132552 | 0.06-2.0 | 0.5 | 2.0 | 20.06-4.0 | 1.0 | 1.0 | ≤0.06-4.0 | 0.5 | 2.0 |
| RPR 202868 | >64->64 | >64 | >64 | >64->64 | >64 | >64 | >64->64 | >64 | >64 |
| Pristinamycin | 0.5-8.0 | 4.0 | 4.0 | 1.0-8.0 | 4.0 | 4.0 | 0.5-8.0 | 4.0 | 4.0 |
| Quinupristin/dalfopristin | 1.0-16 | 8.0 | 16 | 2.0-32 | 8.0 | 16 | 1.0-32 | 8.0 | 16 |
| Quinupristin | 32->64 | >64 | >64 | 32->64 | >64 | >64 | 32->64 | >64 | >64 |
| Dalfopristin | 1.0-32 | 8.0 | 16 | 1.0-32 | 8.0 | 16 | 1.0-32 | 8.0 | 16 |
| Erythromycin | 1.0-8.0 | 2.0 | 4.0 | 1.0-8.0 | 4.0 | 4.0 | 1.0-8.0 | 2.0 | 4.0 |
| Azithromycin | 0.25-2.0 | 0.5 | 1.0 | 0.25-1.0 | 0.5 | 1.0 | 0.25-2.0 | 0.5 | 1.0 |
| Clarithromycin | 2.0-16 | 4.0 | 8.0 | 2.0-16 | 8.0 | 16 | 2.0-16 | 4.0 | 16 |