Table 2.
MIC breakpoints for Neisseria gonorrhoeae
| Drug | MIC breakpoints (mg/L) | |||
|---|---|---|---|---|
| EUCAST 2019 | CLSI 2019 | |||
| S ≤ | R > | S ≤ | R ≥ | |
| Benzylpenicillin | 0.06 | 1.0 | 0.06 | 2.0 |
| Cefixime | 0.125 | 0.125 | 0.25 | – |
| Cefotaxime | 0.125 | 0.125 | 0.25 | – |
| Ceftriaxone | 0.125 | 0.125 | 0.25 | – |
| Ciprofloxacin | 0.03 | 0.06 | 0.06 | 1.0 |
| Ofloxacin | 0.125 | 0.25 | 0.25 | 2 |
| Azithromycin* | 1.0 | 1.0 | 1.0 | – |
| Tetracycline | 0.5 | 1.0 | 0.25 | 2.0 |
| Spectinomycin | 64 | 64 | 32.0 | 128.0 |
*Azithromycin is always used in conjunction with another effective agent