MIC50, MIC90, and MICmax values (mg/l) for Neisseria gonorrhoeae*
| Cefuroxime | Ceftriaxone† | Cefixime | |
|---|---|---|---|
| *From Wiedemann and Grimm,9 also (MICmax) Rice and Knapp.10 | |||
| †Ceftriaxone is the only cephalosporin tested against current English and Welsh isolates in GRASP and MIC50, MIC90, and MICmax values in 20033 were 0.002, 0.008 and 0.125 mg/l respectively, rather below the values in table 1. | |||
| MIC50 | 0.06 | 0.008 | 0.016 |
| MIC90 | 0.25 | 0.03 | 0.06 |
| MICmax | 8 | 0.25 | 0.125 |