Study Status: Not yet recruiting
Recruit Status: Not yet recruiting
Study Type: Interventional
Official Title: Donafenib Monotherapy for Previously Treated Metastatic Nasopharyngeal Carcinoma:an Open-label,Phase 1 Study.
Brief Summary: The investigators do the clinical trial (patients with metastatic nasopharyngeal carcinoma treated with donafenib after failure of standard therapy) to assess safety and efficacy of donafenib in patients with metastatic nasopharyngeal carcinoma, progressing after all approved standard therapies.