NCT03245489 2025-01-31Anti-platelet + Pembro for H&N TumorsMedical University of South CarolinaPhase 1 Completed20 enrolled
NCT00020189 2013-06-19Flavopiridol in Treating Patients With Recurrent or Metastatic Head and Neck CancerNational Cancer Institute (NCI)Phase 2 Completed