- AST and ALT ≤ 3x ULN in the absence of liver metastases (≤ 5x ULN for patients with liver involvement of their cancer) and total bilirubin ≤ 1.5x ULN. (for pazopanib: AST and ALT ≤ 2.5x ULN; concomitant elevations in bilirubin and AST or ALT above 1x ULN are not permitted).