- Adequate bone marrow function (Hb ≥ 6.0 mmol/L, absolute neutrophil count ≥1.0 x 109/L, - platelets ≥ 100 x 109/L), renal function (serum creatinine ≤ 1.5x ULN and creatinine clearance, Cockroft formula, ≥30 ml/min), liver function (serum bilirubin ≤ 2 x Upper Limit Normal (ULN), serum transaminases ≤ 3 x).