7. Patients must have adequate bone marrow, renal and hepatic function: with white blood count (WBC) greater than or equal to 3000; Absolute neutrophil count (ANC) greater than or equal to 1500; Platelets greater than or equal to 100,000; glutamic-pyruvic transaminase (SGPT) less than or equal to 2 times the upper limit of normal; Total bilirubin less than or equal to 2.5mg/dl.