“Patients diagnosed with locally advanced unresectable or metastatic biliary tract cancer face a challenging disease with poor survival outcomes, underscoring the need for new treatment options that may help extend their lives,” said Dr. Marjorie Green, senior vice president and head of late-stage oncology, global clinical development, Merck Research Laboratories. “The CHMP’s positive opinion brings us one step closer to providing a new immunotherapy regimen, which has shown an overall survival benefit compared to chemotherapy alone, to these patients in the European Union.”