title: Visual field defect and intracerebral hemorrhage associated with use of vardenafil (Levitra).
authors.forename: Wayne J G
authors.initials: WJ
authors.lastname: Hellstrom
mesh_terms: D000368:Aged; D002543:Cerebral Hemorrhage / Q000139:chemically induced*; D007172:Erectile Dysfunction / Q000188:drug therapy; D006801:Humans; D007093:Imidazoles / Q000009:adverse effects* / Q000627:therapeutic use; D008297:Male; D010726:Phosphodiesterase Inhibitors / Q000009:adverse effects* / Q000627:therapeutic use; D010879:Piperazines / Q000009:adverse effects* / Q000627:therapeutic use; D013450:Sulfones / Q000009:adverse effects / Q000627:therapeutic use; D014227:Triazines / Q000009:adverse effects / Q000627:therapeutic use; D000069058:Vardenafil Dihydrochloride; D014786:Vision Disorders / Q000139:chemically induced*; D014794:Visual Fields / Q000187:drug effects*
chemical_list: D007093:Imidazoles; D010726:Phosphodiesterase Inhibitors; D010879:Piperazines; D013450:Sulfones; D014227:Triazines; D000069058:Vardenafil Dihydrochloride