| Antimicrobial Agent | Disk Content | Interpretive Categories and Zone Diameter Breakpoints (mm) | |||
| S | I | R | |||
| Amoxicillin-Clavulanate | 20/10 µg | ≥18 | 14 - 17^ | ≤13 | |
| Tetracycline | 30 µg | ≥15 | 12 - 14^ | ≤11 | |
| Imipenem | 10 µg | ≥23 | 20 - 22^ | ≤19 | |
| Ceftazidime | 30 µg | ≥21 | 18 - 20^ | ≤17 | |
| Ciprofloxacin | 5 µg | ≥26 | 17 - 20^ | ≤16 | |