an extensive sensitivity analysis -- varying frequency and cost of nephrotoxicity , dialysis requirements , aminoglycoside acquisition costs , and length of hospitalization -- showed gentamicin to be more cost effective than tobramycin , unless hospitalization is prolonged by an average of at least 15 days for patients with severe nephrotoxicity or at least 3 days for all patients with moderate or severe nephrotoxicity .
C0002556
aminoglycoside
C0040341
tobramycin