Table 7.
MIC distribution of Eravacycline and relevant antibiotics against S.pneumoniae of different resistance characteristics
Antibiotics | PSSPa, n = 10 | PRSPb, n = 10 | ||||
---|---|---|---|---|---|---|
MIC50 | MIC90 | Range | MIC50 | MIC90 | Range | |
Eravacycline | 0.008 | 0.008 | 0.002–0.016 | 0.008 | 0.008 | 0.004–0.008 |
Tigecycline | 0.016 | 0.016 | 0.008–0.016 | 0.016 | 0.016 | 0.016–0.016 |
Penicillin | 0.016 | 0.016 | 0.016–0.032 | 4 | 4 | 4–4 |
Amoxicillin/Clavulanic acid | 0.016 | 0.064 | 0.008–0.25 | 8 | 8 | 8–8 |
Cefuroxime | 0.032 | 0.125 | 0.016–0.5 | 16 | 32 | 8–32 |
Cefaclor | 1 | 2 | 1–4 | 256 | 256 | 128–256 |
Ceftriaxone | 0.032 | 0.064 | 0.016–0.125 | 2 | 8 | 1–8 |
Erythromycin | 8 | 32 | 0.5–256 | 256 | 256 | 128–256 |
Azithromycin | 16 | 32 | 4–256 | 256 | 256 | 256–256 |
Clindamycin | 0.125 | 128 | 0.032–256 | 256 | 256 | 128–256 |
Clarithromycin | 2 | 32 | 0.25–256 | 256 | 256 | 256–256 |
Levofloxacin | 1 | 1 | 0.25–32 | 1 | 1 | 1–1 |
Moxifloxacin | 0.125 | 0.125 | 0.064–16 | 0.125 | 0.25 | 0.125–0.25 |
Trimethoprim/Sulfamethoxazole | 4 | 8 | 0.064–8 | 8 | 16 | 4–32 |
Tetracycline | 32 | 64 | 4–64 | 32 | 32 | 32–32 |
Chloramphenicol | 4 | 8 | 1–16 | 4 | 4 | 4–4 |
Vancomycin | 0.25 | 0.25 | 0.125–0.25 | 0.25 | 0.25 | 0.25–0.25 |
a PSSP Penicillin-sensitive Streptococcus pneumoniae
b PRSP Penicillin-resistant Streptococcus pneumoniae