Absolute neutrophile count (ANC) >= 2,0 x 109/L and Platelets >= 100 x 109/L and Hemoglobin >= 10 g/dL (>= 6.2 mmol/L) INR ≤ 1.5 ULN and PTT ≤ 1.5 ULN within 14 days prior to enrolment ASAT or ALAT < 2.5 x ULN Alkaline phosphatase ≤ 5 UNL. Patients with ASAT and/or ALAT > 1,5 x UNL associated with alkaline phosphatase > 2,5 x UNL are not eligible for the study Total bilirubin < 1 X UNL Creatinine ≤ 175 µmol/L (2 mg/dl). The calculated creatinine clearance should be ≥ 60 mL/min.