TABLE 7.

Combinations of antimicrobial agents showing in vitro synergy against S. maltophilia

Drug combination	Reference(s)
Sulfamethoxazole + colistin	299
Trimethoprim + colistin	299
Co-trimoxazole + carbenicillin	124
Co-trimoxazole + carbenicillin + rifampin	30, 466
Co-trimoxazole + ticarcillin-clavulanate	340
Co-trimoxazole + polymyxin B	286, 362
Ceftazidime + tobramycin	66
Cefepime-sulbactam + ciprofloxacin	114
Cefepime-sulbactam + amikacin	114
Ciprofloxacin + ceftazidime	72, 340
Ciprofloxacin + gentamicin	88, 155
Ciprofloxacin + mezlocillin	72
Ciprofloxacin + piperacillin-tazobactam	156
Ciprofloxacin + ticarcillin-clavulanate	340
Gentamicin + carbenicillin + rifampin	30, 466
Trovafloxacin + amikacin	434
Trovafloxacin + ceftazidime	434