- Patients must have normal organ and marrow function as defined in the protocol: leukocytes >=4,000/microL, absolute neutrophil count >=1,500/microL, platelets >=100,000/microL, HCT > 28%, total bilirubin < 1.5 x upper limit of normal, AST (SGOT)/ALT (SGPT) <=2.5 X institutional upper limit of normal, creatinine <= 2.5 mg/dl