About this trial
The purpose of this study is to compare changes in cardiac structure and function, biomarkers, and patient reported outcomes between adults with congenital heart disease (ACHD) randomized to angiotensin receptor-neprilysin inhibitor (ARNI) therapy vs placebo.
Eligibility criteria
This trial does not accept healthy volunteersQualifiers
Congenital Heart Disease Diagnosis
Age 18 or Older
Disqualifiers
Stage IV chronic kidney disease defined as creatinine clearance <30 ml/min
Hyperkalemia defined as serum potassium >5.2 mmol/l,
Hypotension defined as systolic blood pressure <100 mmHg,
History of angioedema related to previous ACE or ARB therapy
Trial design
Parallel
Treatments tested in this trial
Entresto Pill
DrugPatients will take a 24/26 mg dose orally, twice daily, for weeks 1 and 2, 49/51 mg orally, twice daily, for weeks 3 and 4, and 97/103 mg orally twice daily, for the remaining 48 weeks (total duration: 52 weeks).
Placebo
Other interventionPatients taking placebo tablets will take 1 tablet orally, twice daily
Treatment groups
Trial outcomes
Primary outcomes
Ventricular function
Ventricular Function will be determined by indices of Right Ventricle (RV) and Left Ventricle (LV) systolic and diastolic function indices acquired from CMRI and transthoracic echocardiographic imaging.
Ventricular structure
Ventricular structure will be determined by Right Ventricle (RV) and Left Ventricle (LV) size and wall thickness acquired from CMRI and transthoracic echocardiographic imaging.
Change from baseline in Hs-Troponin
Hs-Troponin will be determined by blood specimen and will be measured in ng/L. A higher value indicates damage to the heart.
Change from baseline in Galectin 3
Galectin 3 will be determined by blood specimen and will be measure in ng/mL. A higher value indicates a higher severity of heart disease.
Sponsors and contacts
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Mayo Clinic
Lead sponsor
National Heart, Lung, and Blood Institute (NHLBI)
Collaborator