title: Ambrisentan (Letairis) for pulmonary arterial hypertension.
mesh_terms: D000818:Animals; D065130:Endothelin A Receptor Antagonists; D006801:Humans; D006976:Hypertension, Pulmonary / Q000188:drug therapy* / Q000503:physiopathology; D010666:Phenylpropionates / Q000009:adverse effects / Q000627:therapeutic use*; D011724:Pyridazines / Q000009:adverse effects / Q000627:therapeutic use*; D044022:Receptor, Endothelin A / Q000502:physiology
chemical_list: D065130:Endothelin A Receptor Antagonists; D010666:Phenylpropionates; D011724:Pyridazines; D044022:Receptor, Endothelin A; C467894:ambrisentan