title: Avanafil (Stendra)--another PDE5 inhibitor for erectile dysfunction.
mesh_terms: D017277:Drug Approval; D007172:Erectile Dysfunction / Q000188:drug therapy* / Q000503:physiopathology; D006801:Humans; D008297:Male; D058986:Phosphodiesterase 5 Inhibitors / Q000009:adverse effects / Q000494:pharmacology / Q000627:therapeutic use*; D011743:Pyrimidines / Q000009:adverse effects / Q000494:pharmacology / Q000627:therapeutic use*; D014481:United States; D014486:United States Food and Drug Administration
chemical_list: D058986:Phosphodiesterase 5 Inhibitors; D011743:Pyrimidines; C553414:avanafil