MedPath

Bioprofiling Response to Mineralocorticoid Receptor Antagonists for the Prevention of Heart Failure

Phase 2
Completed
Conditions
Heart Failure
Interventions
Drug: Spironolacton
Registration Number
NCT02556450
Lead Sponsor
ACS Biomarker
Brief Summary

Despite advances in care, prognosis remains poor once overt Heart Failure (HF) has developed. Prevention is most efficient when directed toward patients at risk and when mechanistically targeted to patients most likely to respond. An increase in myocardial and possibly vascular collagen content (fibrosis) may be a major determinant of the transition to HF. In patients with hypertension and diabetes, two important risk-factors for HF, changes in blood markers of fibrosis occur before clinically overt HF develops. These markers are also related to prognosis.

In the general population, Galectin-3 (Gal-3), a potential marker of fibrosis, is associated with cardiovascular (CV) risk factors, and predicts development of HF. In animal models, Gal-3 is a key mediator of aldosterone-induced CV and renal fibrosis and dysfunction.

The investigators hypothesize that the mineralocorticoid receptor antagonist (MRA), spironolactone, may prevent HF by acting on extracellular matrix remodelling, especially in patients with active fibrogenesis, identified by high Gal-3 levels. The benefit/risk ratio of spironolactone might be superior in patients with a higher compared to lower plasma concentrations of Gal-3.

Main objective is to investigate whether spironolactone can favourably alter extra-cellular matrix remodelling, assessed by changes in the fibrosis biomarker Procollagen Type III N-Terminal Peptide (PIIINP), in patients at increased risk of developing heart failure and whether this effect is greater in patients with increased plasma concentrations of Gal-3.

Detailed Description

The investigators hypothesize that the mineralocorticoid receptor antagonist (MRA), spironolactone, may prevent HF by acting on extracellular matrix remodelling, especially in patients with active fibrogenesis, identified by high Gal-3 levels. The benefit/risk ratio of spironolactone might be superior in patients with a higher compared to lower plasma concentrations of Gal-3.

Recruitment & Eligibility

Status
COMPLETED
Sex
All
Target Recruitment
528
Inclusion Criteria
  • Written informed consent will be obtained prior to any study procedure;

  • Age >60 years

  • Clinical risk factors for developing heart failure, either:

    1. Coronary artery disease (h/o myocardial infarction, angioplasty or coronary artery bypass) Or

    2. At least two of the following:

      • Diabetes Mellitus requiring Hypoglycaemic Pharmacotherapy
      • Receiving pharmacological treatment for Hypertension
      • Microalbuminuria
      • Abnormal ECG (left ventricular hypertrophy, QRS >120msec, abnormal Q-waves)
  • Biological risk: NT-pro-BNP values between 125 and 1,000 ng/L or BNP values between 35 and 280 pg/ml (consistent with ESC guidelines indicating risk of HF but helping to rule out prevalent HF or atrial fibrillation which are associated with marked increases in NT-proBNP/BNP and should be investigated)

Exclusion Criteria
  • Recent wound healing/inflammation:

  • Surgical procedure, coronary, cerebral or peripheral vascular events or infection in the prior 3 months

  • Cancer

  • Autoimmune disease

  • Hepatic Disease

  • Pre-existing diagnosis of clinical HF

  • Moderate/severe LV systolic ventricular dysfunction, i.e. LVEF <45%

  • Moderate or severe valve disease (investigators opinion)

  • eGFR< 30ml/min

  • Serum potassium >5.0 mmol/L

  • Treatment with an MRA or a loop diuretic (furosemide, bumetanide, ethacrynic acid or torasemide) in the previous three months

  • Potassium supplements or potassium-sparing diuretic at time of enrolment.

  • Atrial fibrillation within one month prior to inclusion (AF lasting <60 seconds on ambulatory ECG monitoring is permitted)

    •. History of hypersensitivity to spironolactone.

  • Requiring treatment with prohibited medication according to SmPC with exception of ACE inhibitors or angiotensin receptor blockers

  • Patients unable to give written informed consent.

  • Participation in another interventional trial in the preceding month

  • Ability to walk is, in the investigators opinion, clearly limited by joint disease or other locomotor problems rather than by cardiorespiratory fitness

Study & Design

Study Type
INTERVENTIONAL
Study Design
PARALLEL
Arm && Interventions
GroupInterventionDescription
Spironolacton GroupSpironolactonSpironolacton Sandoz given 25mg daily oral use
Primary Outcome Measures
NameTimeMethod
Changes in serum concentrations of PIIINP9 months

mmol/l

Secondary Outcome Measures
NameTimeMethod
changes in serum plasma levels of Biomarkers9 months

PICP (synthesis), ICTP (degradation) and GAL3

Cardiac remodelling 19 months

NT-proBNP (ELISA, central Lab), from baseline to 9 months (Certified centers and central readings).

Cardiac remodelling 39 months

Left Atrial Volume (ml)

Adverse eventsscreening, baseline, month1, month3, month 6, month 9

All adverse events

Cardiorespiratory performance during exercisebaseline, 9 months

Shuttle walk test: Distance walked in meters

Vascular functionscreening, baseline, month1, month3, month 6, month 9

non-invasive technologies: BP lab Audicor system

Cardiac remodelling 29 months

Left Ventricular Mass (g/m)

heart failure or AF9 months

Rate of the clinical composite of development of heart failure or atrial fibrillation, non-fatal myocardial infarction or stroke or CV death from baseline to 9 months. The HOMAGE blinded clinical event committee will adjudicate all serious adverse events.

Worsening renal functionscreening, baseline, month1, month3, month 6, month 9

decline in eGFR \>20%

Hyperkalemiascreening, baseline, month1, month3, month 6, month 9

rise of serum potassium to \>5.5 mmol/L

Trial Locations

Locations (9)

Charite Universitatsmedizin Berlin, Kardiologie

🇩🇪

Berlin, Germany

Hopital Sud Francilien

🇫🇷

Corbeil-Essonnes, France

CHU de Nancy

🇫🇷

Nancy, France

Santa Margherita Hospital

🇮🇹

Cortona, Italy

Queen Elizabeth University Hospital

🇬🇧

Glasgow, United Kingdom

Maastricht University Medical Center

🇳🇱

Maastricht, Netherlands

St, Michaels Hospital

🇮🇪

Dublin, Ireland

Central Manchester University Hospitals NHS

🇬🇧

Manchester, United Kingdom

Castle Hill Hospital

🇬🇧

Hull, United Kingdom

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