Step | Treatment |
---|---|
1 | Non-antipseudomonal penicillins (amoxicillin-clavulanate) |
Second generation or third generation non-antipseudomonal cephalosporins (cefuroxime, ceftriaxone) | |
Trimethoprim/sulfamethoxazole | |
2 | Antipseudomonal penicillins (piperacillin-tazobactam) |
Third generation antipseudomonal cephalosporins (ceftazidime) | |
3 | Fluoroquinolones (ciprofloxacin, levofloxacin, moxifloxacin) |
4 | Antipseudomonal carbapenems (meropenem) |
5 | Combination therapy of two or more antibiotic agents |