platelet count greater than or equal to 100,000/mL, absolute granulocyte count (AGC) greater than or equal to 1,500/mL, serum creatinine less than or equal to 1.6 or a measured creatinine clearance greater than or equal to 40 ml/min, serum glutamic pyruvic transaminase (SGPT) and serum glutamic oxaloacetic transaminase (SGOT) less than or equal to 2.5 x normal limit (NL), and total bilirubin less than or equal to 1.5 x NL (in patients with clinical evidence of Gilberts' disease, less than or equal to 3 x NL).