title: The effect of alprenolol in combination with hydralazine in essential hypertension. A double-blind, crossover study and a long-term follow-up study.
mesh_terms: D000328:Adult; D000526:Alprenolol / Q000008:administration & dosage* / Q000009:adverse effects / Q000627:therapeutic use; D001794:Blood Pressure / Q000187:drug effects; D001795:Blood Pressure Determination; D002986:Clinical Trials as Topic; D003692:Delayed-Action Preparations; D003864:Depression, Chemical; D004341:Drug Evaluation; D004359:Drug Therapy, Combination; D005260:Female; D005500:Follow-Up Studies; D006339:Heart Rate / Q000187:drug effects; D006801:Humans; D006830:Hydralazine / Q000008:administration & dosage* / Q000009:adverse effects / Q000627:therapeutic use; D006973:Hypertension / Q000188:drug therapy*; D008297:Male; D008875:Middle Aged; D010919:Placebos; D013997:Time Factors
chemical_list: D003692:Delayed-Action Preparations; D010919:Placebos; D006830:Hydralazine; D000526:Alprenolol