Clinical Trials
2 trialsNCT00054561 2023-06-15
Isotretinoin, Interferon Alfa, and Vitamin E in Treating Patients With Stage III or Stage IV Head and Neck Cancer
Eastern Cooperative Oncology Group
Phase 3 Completed
NCT00002506 2011-05-12
Isotretinoin Plus Interferon in Treating Patients With Recurrent Cancer
Hoag Memorial Hospital Presbyterian
Phase 2 Completed