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August 1, 1991New England Journal of MedicineOpen Access

A Comparison of Enalapril with Hydralazine–Isosorbide Dinitrate in the Treatment of Chronic Congestive Heart Failure

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Why the study?

Does enalapril reduce mortality compared to hydralazine-isosorbide dinitrate in men with chronic congestive heart failure receiving digoxin and diuretics?

Population

804 men with chronic congestive heart failure receiving digoxin and diuretic therapy

Comparison

Enalapril 20 mg daily vs Hydralazine 300 mg plus isosorbide dinitrate 160…

Design

RCT, randomly assigned, double-blind

Follow-up

two years

Authors

JCJay N. CohnUniversity of MinnesotaGJGary R. JohnsonNorthern Illinois UniversitySZSusan ZiescheUniversity of North Carolina at Chapel Hill

Discussion

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Implication

Supports preferring enalapril over hydralazine-isosorbide dinitrate to lower mortality in chronic HFrEF; confirms ACE inhibitor superiority versus vasodilators.

Structured PICO

Does enalapril reduce mortality compared to hydralazine-isosorbide dinitrate in men with chronic congestive heart failure receiving digoxin and diuretics?

P
Population
804 men with chronic congestive heart failure receiving digoxin and diuretic therapy
I
Intervention
Enalapril 20 mg daily
C
Comparator
Hydralazine 300 mg plus isosorbide dinitrate 160 mg daily
O
Outcome
Mortality after two yearshard clinical

Enalapril provides a greater survival benefit than the combination of hydralazine and isosorbide dinitrate in men with chronic heart failure.

Cite This Study

Cohn et al. (1991) studied this question.

synapsesocial.com/papers/69fc05153a0f4cc134c8ee5ahttps://doi.org/10.1056/nejm199108013250502

Topics

HFrEF treatmentHeart failureHeart failure hospitalization
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Also Consider

Synapse has enriched 3 closely related papers on similar clinical questions. Consider them for comparative context:

  1. 1Effect of Vasodilator Therapy on Mortality in Chronic Congestive Heart Failure1986 · 2,413 citations
  2. 2Regression Models and Life-Tables1972 · 39,963 citations
  3. 3Hemodynamic and clinical response to enalapril, a long-acting converting-enzyme inhibitor, in patients with congestive heart failure.1984 · 123 citations