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| Antibiotic susceptibility assay | |||
|---|---|---|---|
| Antibiotic | Concentration | Inhibition zone diameter (mm) | Susceptibility* |
| Ceftriaxone | 30 μg | 31 | S |
| Erythromycin | 10 μg | 31 | S |
| Tetracycline | 30 μg | 25 | S |
| Ampicillin | 30 μg | 35 | S |
| Vancomycin | 10 U | 0 | R |
| Penicillin | 30 μg | 35 | S |
| Amikacin | 30 μg | 15 | R |
| Chloramphenicol | 30 μg | 28 | S |
| Oxacillin | 1 μg | 14 | R |
* R = resistant, S = susceptible.
