The treatment of hardness of hearing with origin in the inner ear by means of Xavin.
D003638:Deafness / Q000188:drug therapy* / Q000209:etiology; D006801:Humans; D007759:Labyrinth Diseases / Q000150:complications; D008575:Meniere Disease / Q000188:drug therapy; D010040:Otosclerosis / Q000188:drug therapy; D013806:Theophylline / Q000031:analogs & derivatives*; D014971:Xanthinol Niacinate / Q000627:therapeutic use*
D014971:Xanthinol Niacinate; D013806:Theophylline