- Prior therapy with any antibody/drug that targets the T cell coregulatory proteins, including but not limited to, anti Programmed cell death 1 (PD-1), anti Programmed cell death ligand 1 (anti-PD-L1), anti-PD-L2, anti-CD137, anti-OX-40, anti-CD40 or anti Cytotoxic T lymphocyte-associated antigen 4 (anti-CTLA-4) antibodies