title: Sildenafil citrate.
mesh_terms: D004347:Drug Interactions; D007172:Erectile Dysfunction / Q000188:drug therapy*; D006801:Humans; D008297:Male; D009203:Myocardial Infarction / Q000139:chemically induced; D010879:Piperazines / Q000009:adverse effects / Q000627:therapeutic use*; D011687:Purines; D000068677:Sildenafil Citrate; D013450:Sulfones; D014665:Vasodilator Agents / Q000009:adverse effects / Q000627:therapeutic use*
chemical_list: D010879:Piperazines; D011687:Purines; D013450:Sulfones; D014665:Vasodilator Agents; D000068677:Sildenafil Citrate