Antimicrobial | Disk (μg) | Susceptible | Intermediate | Resistant | Antimicrobial class | WHO classification |
---|---|---|---|---|---|---|
Amoxicillin | 25 | ≥17 | 14–16 | ≤13 | β-lactams | Critically important |
Cefoxitin | 5 | ≥18 | 15–17 | ≤14 | Cephalosporins | Critically important |
Chloramphenicol | 30 | ≥18 | 13–17 | ≤12 | Phenicols | Highly important |
Ciprofloxacin | 5 | ≥31 | 21–30 | ≤20 | Quinolones | Critically important |
Kanamycin | 30 | ≥18 | 14–18 | ≤13 | Aminoglycosides | Critically important |
Nalidixic acid | 30 | ≥19 | 14–18 | ≤13 | Quinolones | Critically important |
Nitrofurantoin | 300 | ≥17 | 15–16 | ≤14 | Nitrofurans | Important |
Streptomycin | 10 | ≥15 | 12–14 | ≤11 | Aminoglycosides | Critically important |
Trimethoprim-sulfamethoxazole | 1.25/23.75 | ≥16 | 11–15 | ≤10 | Folate pathway inhibitors | Highly important |
Tetracycline | 30 | ≥15 | 12–14 | ≤11 | Tetracyclines | Highly important |