Bilirubin <= 1.5 mg/dL AST/SGOT <= 2.5 x ULN ALT/SGPT Creatinine <= 2.0 mg/dL or 24-hour Creatinine Clearance >= 50 ml/min Albumin >= 3 g/dL Potassium >= lower limit normal (LLN) Phosphorous >= LLN Calcium >= LLN Magnesium >= LLN