Volume 13, Number 8—August 2007
Letter
Threat to Cefixime Treatment for Gonorrhea
Table
Antimicrobial drug susceptibilities of clinical isolates of Neisseria gonorrhoeae from patients with gonococcal urethritis treated unsuccessfully with a 3-day cefixime regimen*
Patient | MIC (μg/mL) |
|||||||||
---|---|---|---|---|---|---|---|---|---|---|
Isolate | PCG | TET | CFX | CFD | CDZ | CTX | LVF | AZM | SPC | |
1 | Pre-Tx | 4 | 2 | 0.5 | 1 | 0.125 | 0.125 | 16 | 0.25 | 16 |
Post-Tx | 4 | 2 | 0.5 | 1 | 0.125 | 0.125 | 16 | 0.125 | 32 | |
2 | Pre-Tx | 8 | 4 | 0.5 | 1 | 0.25 | 0.5 | 8 | 0.5 | 32 |
Post-Tx | 8 | 2 | 0.5 | 1 | 0.125 | 0.25 | 8 | 0.5 | 16 | |
3 | Pre-Tx | 4 | 2 | 1 | 2 | 0.25 | 0.125 | 16 | 0.25 | 16 |
Post-Tx | 4 | 2 | 1 | 2 | 0.25 | 0.125 | 16 | 0.25 | 16 | |
4 | Pre-Tx | 4 | 1 | 1 | 2 | 0.25 | 0.25 | 16 | 0.125 | 16 |
Post-Tx | 4 | 2 | 1 | 2 | 0.25 | 0.25 | 16 | 0.25 | 32 |
*PCG, penicillin G; TET, tetracycline; CFX, cefixime; CFD, cefdinir; CDZ, cefodizime; CTX, ceftriaxone; LVF, levofloxacin; AZM, azithromycin; SPC, spectinomycin; Pre-Tx, isolate recovered before cefixime treatment; Post-Tx, isolate recovered after cefixime treatment, i.e., before ceftriaxone treatment.