Overview Palliative RT & Anti-PD-1/PD-L1 Checkpoint Blockade in Metastatic Merkel Cell Carcinoma Status: Terminated Trial end date: 2021-01-20 Target enrollment: Participant gender: Summary The primary objectives of this study are to assess 1) the safety and 2) efficacy of combining Anti-PD-1/PD-L1 blockade with palliative radiation therapy in patients with Stage IV Merkel Cell Carcinoma. Phase: Phase 2 Details Lead Sponsor: Stanford UniversityTreatments: Pembrolizumab