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Key Record Dates

ClinicalTrials.gov Identifier: NCT02255097
Brief Title: Study of MK-3475 (Pembrolizumab) in Recurrent or Metastatic Head and Neck Squamous Cell Carcinoma After Treatment With Platinum-based and Cetuximab Therapy (MK-3475-055/KEYNOTE-055)

First Submitted : September 30, 2014
First Submitted that Met QC Criteria : September 30, 2014
First Posted : October 2, 2014 (Estimate)

Results First Submitted : April 20, 2017
Results First Submitted that Met QC Criteria : June 7, 2017
Results First Posted : July 6, 2017

Last Update Submitted that Met QC Criteria : June 23, 2022
Last Update Posted : June 28, 2022