title: INN common stem: -afil.
mesh_terms: D007172:Erectile Dysfunction / Q000175:diagnosis / Q000188:drug therapy* / Q000503:physiopathology; D005602:France; D006801:Humans; D008297:Male; D010410:Penile Erection / Q000187:drug effects; D058986:Phosphodiesterase 5 Inhibitors / Q000145:classification* / Q000627:therapeutic use*; D011743:Pyrimidines / Q000145:classification* / Q000627:therapeutic use*; D009626:Terminology as Topic; D014665:Vasodilator Agents / Q000145:classification* / Q000627:therapeutic use*
chemical_list: D058986:Phosphodiesterase 5 Inhibitors; D011743:Pyrimidines; D014665:Vasodilator Agents; C553414:avanafil