- Adequate renal (Cr < 1,5 mg/d), liver (bilirubin≤1,5 mg/dl, AST and ALT ≤ 3.0 x the upper limit of normal) and normal bone marrow function ( absolute neutrophil count ≥ 1500/µl, hemoglobin ≥ 9.0g/dl and a platelet count of ≥ 100.000/µl)