tobramycin use was considered appropriate in patients with serum creatinine concentrations greater than 1.5 mg/dl or pre-existing renal disease , in any patient over 70 years of age , and in patients with neutropenia , documented pseudomonas infection , or infection with an organism shown to be resistant to gentamicin but sensitive to tobramycin .
C0033817
pseudomonas infection
C0040341
tobramycin