Overview Avelumab in G3 NEC Status: Completed Trial end date: 2020-03-12 Target enrollment: Participant gender: Summary This is a single-center, single-arm, open-label, pilot trial to evaluate the efficacy and safety of avelumab in subjects with unresectable or metastatic, Grade 3, poorly-differentiated neuroendocrine.carcinoma. Phase: Phase 1/Phase 2 Details Lead Sponsor: Sunnybrook Health Sciences CentreCollaborators: Merck KGaAMerck KGaA, Darmstadt, GermanyTreatments: Avelumab