- Patients whose baseline blood tests meet the following criteria are not eligible: greater than or equal to Grade 2 change Hemoglobin (i.e., 25% decrease from baseline); greater than or equal to Grade 1 change in Platelets (i.e., less than 75,000/mm3); greater than or equal to Grade 2 change in PT and PTT(i.e., 1.5-2x upper level normal (ULN)); greater than or equal to Grade 1 change in AST, ALT (i.e., greater than 2.5x ULN); greater than or equal to Grade 1 change in Bilirubin (i.e., greater than 1.5x ULN); greater than or equal to Grade 1 change in Creatinine (i.e., greater than 2x ULN).