Hydergine for treatment of symptoms of cerebrovascular insufficiency.
D000368:Aged; D002561:Cerebrovascular Disorders / Q000188:drug therapy*; D002986:Clinical Trials as Topic; D004876:Ergot Alkaloids / Q000627:therapeutic use*; D005260:Female; D006801:Humans; D008297:Male; D010919:Placebos; D011569:Psychiatric Status Rating Scales
D004876:Ergot Alkaloids; D010919:Placebos