title: [Effect of short-term administration of a vasodilator agent (Duvadilan) in tinnitus. Comparative study by a double-blind test].
mesh_terms: D002986:Clinical Trials as Topic; D006801:Humans; D010919:Placebos; D014012:Tinnitus / Q000188:drug therapy*; D014665:Vasodilator Agents / Q000627:therapeutic use*
chemical_list: D010919:Placebos; D014665:Vasodilator Agents