- Adequate bone marrow, liver and renal function (leucocytes ³3.000/µl, neutrophils ³1.500/µl, platelets ³100.000/µl, hemoglobin ³9g/dl, bilirubin £1,5x ULN, ASAT and ALAT £3x ULN (£5x ULN with liver metastasis), serum creatinine £1,5x ULN).