[Clinical use of Duvadilan for hearing disorders].
D002986:Clinical Trials as Topic; D006311:Hearing Disorders / Q000188:drug therapy*; D006801:Humans; D013566:Sympathomimetics / Q000627:therapeutic use*; D014665:Vasodilator Agents / Q000627:therapeutic use*
D013566:Sympathomimetics; D014665:Vasodilator Agents