{"nct_id":"NCT02611960","title":"Study of Pembrolizumab (MK-3475) in Platinum Pre-treated Recurrent/Metastatic Nasopharyngeal Cancer (MK-3475-122/KEYNOTE-122)","status":"COMPLETED","status_verified_date":"2023-06","start_date":"2016-04-18","start_date_type":"ACTUAL","primary_completion_date":"2020-11-30","primary_completion_date_type":"ACTUAL","completion_date":"2022-09-30","completion_date_type":"ACTUAL","phases":["PHASE3"],"tickers":["MRK"]}