Improvement in angina pectoris with alpha adrenoceptor blockade.
D000787:Angina Pectoris / Q000188:drug therapy*; D002986:Clinical Trials as Topic; D006801:Humans; D007211:Indoles / Q000627:therapeutic use*; D007217:Indoramin / Q000627:therapeutic use*
D007211:Indoles; D007217:Indoramin