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)
Conditions
- Head and Neck Squamous Cell Carcinoma
Interventions
- BIOLOGICAL: pembrolizumab
Sponsor
Merck Sharp & Dohme LLC