- Acceptable biological values: Hemoglobin > 10g /dL; neutrophils > 1.5 x 109/L; platelets > 100 x 109/L, AST and ALT < 2.5 x the upper normal limits (UNL), or < 5 x UNL in case of liver metastases, GGT < 3 x the upper normal limits (UNL), PAL < 2.5 x the upper normal limits (UNL), or < 5 x UNL in case of liver metastases, serum bilirubin < 1.5 x ULN, creatinine clearance (Cockroft & Gault formula) > 60 mL/min.