 5. Adequate hematological function defined by WBC count 3 x 109L with absolute neutrophil count ANC 1.5 x 109L and lymphocyte count 0.5 x 109L; platelet count 100 x 109L; hemoglobin 9 gdL If the laboratory values for hemoglobin are outside the required entry level at Screening, a patient may receive a transfusion of RBC. A stable hemoglobin level of 9 mgdL for at least 7 days must be achieved prior to receiving the first dose of study medication. 