Is there a drug of choice for vasodilator therapy in patients with refractory heart failure?
D006333:Heart Failure / Q000188:drug therapy*; D006801:Humans; D006830:Hydralazine / Q000627:therapeutic use*; D007548:Isosorbide Dinitrate / Q000627:therapeutic use; D010646:Phentolamine / Q000627:therapeutic use; D011224:Prazosin / Q000627:therapeutic use; D014665:Vasodilator Agents / Q000627:therapeutic use*
D014665:Vasodilator Agents; D006830:Hydralazine; D007548:Isosorbide Dinitrate; D011224:Prazosin; D010646:Phentolamine