Clinical Trials Search Results Display: Title Description with: Locations Eligibility Full Trial Description Custom ? Hide Search Criteria Show Search Criteria Drug: barium sulfateFind trials that include: Any drugs shown Results 1-1 of 1 for your search: Start Over Select All on Page Sort by: Phase of Trial Title Type of Trial Status of Trial Age Range Trial ID Show 10 25 50 100 200 Results per Page 1. Transoral Robotic Surgery and Adjuvant Therapy in Treating Patients with HPV-Positive Oropharyngeal Cancer That Can Be Removed by Surgery Status: ActivePhase: Phase IIType: TreatmentAge: 18 and overTrial IDs: 2013-0925, NCI-2014-02126, NCT02225496 Select All on Page Start Over