title: Sildenafil (Revatio) for pulmonary arterial hypertension.
abstract: A second oral alternative to more invasive therapy.
mesh_terms: D003967:Diarrhea / Q000139:chemically induced; D004347:Drug Interactions; D006801:Humans; D006976:Hypertension, Pulmonary / Q000188:drug therapy*; D010146:Pain / Q000139:chemically induced; D010726:Phosphodiesterase Inhibitors / Q000009:adverse effects / Q000627:therapeutic use*; D010879:Piperazines / Q000009:adverse effects / Q000627:therapeutic use*; D011687:Purines; D000068677:Sildenafil Citrate; D013450:Sulfones
chemical_list: D010726:Phosphodiesterase Inhibitors; D010879:Piperazines; D011687:Purines; D013450:Sulfones; D000068677:Sildenafil Citrate