title: [Therapy of erectile dysfunction. New, highly selective PDE-5 inhibitor].
mesh_terms: D007172:Erectile Dysfunction / Q000188:drug therapy*; D006801:Humans; D007093:Imidazoles / Q000008:administration & dosage / Q000627:therapeutic use*; D008297:Male; D010726:Phosphodiesterase Inhibitors / Q000008:administration & dosage / Q000627:therapeutic use*; D010879:Piperazines / Q000008:administration & dosage / Q000627:therapeutic use*; D010919:Placebos; D016032:Randomized Controlled Trials as Topic; D013450:Sulfones; D014227:Triazines; D000069058:Vardenafil Dihydrochloride
chemical_list: D007093:Imidazoles; D010726:Phosphodiesterase Inhibitors; D010879:Piperazines; D010919:Placebos; D013450:Sulfones; D014227:Triazines; D000069058:Vardenafil Dihydrochloride