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Heart Failure, SystolicPhase 2METRONOMENCT02810132

Effects of Metformin Treatment on Myocardial Efficiency in Patients With Heart Failure

A Phase 2 study testing Metformin in people with Heart Failure, Systolic, run by Aarhus University Hospital at 1 site in Denmark.

Completed

Finished. The study has ended and is not enrolling. Results may be posted on the official record.

Official record
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Trial summary

The study evaluates the effects of metformin treatment on myocardial efficiency in heart failure patients. 36 patients will be randomized to three months of metformin or placebo treatment in addition to their regular therapy. Read more about this study

Who is it for?
Ages 18 years and older
Conditions the study is for
Heart Failure, Systolic
What is being tested?
Metformin
Could I receive a placebo?
Yes, some participants may receive a placebo
How many people
36 participants
Where
1 siteDenmark
Study dates
20 Jan 2017to 14 Feb 2018
Phase
Phase 2
Are there results?
None posted in the registry

Key requirements

Who can take part, as listed by the sponsor. Only the study team can confirm whether you are eligible, so take this list to your doctor.

  • Ages 18 years and older
  • All sexes
  • No healthy volunteers
  • Adult, Older adult

Who may be able to join

  • Patients with chronic heart failure uptitrated to recommended or maximally tolerated dose of ACE-I/ARB (unless contraindicated) and beta-blocker (unless contraindicated). If indicated, an aldosterone receptor antagonist should be given (unless contraindicated). An ICD and/or CRT should be implanted, if indicated. Patients with a CRT device should be treated for > 3 months.
  • LVEF < 45%
  • NYHA-class II, III or IV
  • Relatively preserved renal function (eGFR > 30 ml/min)
  • Ability to understand the written patient information and to give informed consent
  • Negative urine-HCG for women of childbearing potential
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  • Patients must have insulin resistance, defined as 1 or more of the following criteria:
  • HbA1c 5.5 - 6.4% (37 - 47 mmol/mol) within the last 12 months prior to enrolment
  • Impaired fasting glucose (IFG): Fasting P-glucose 5.6 - 6.9 mmol/l within 12 months prior to enrolment (patient in stable condition)
  • Impaired glucose tolerance (IGT) if OGTT has been performed at any time prior to enrolment: Fasting P-glucose < 7.0 mmol/l and 2 hour P-glucose 7.8 -11.0 mmol/l

Who cannot join

  • Metformin treatment within the last 3 months
  • Known allergy to metformin or major side effects to metformin treatment
  • Acute myocardial infarction, unstable angina or revascularization < 3 months at the time of randomization
  • Planned coronary revascularization
  • Significant, uncorrected cardiac valve disease
  • Cardiac arrest or life threatening ventricular arrhythmias within the last 3 months (unless treated with an ICD)
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  • Atrial fibrillation with poorly controlled ventricular rate at rest (> 100 beats/min)
  • Hypertrophic or restrictive cardiomyopathy, infiltrative or storage myocardial disease, active myocarditis, or pericardial disease.
  • Planned major surgery
  • Female patients who are pregnant, nursing, or of childbearing potential while not practicing effective chemical contraceptive methods (i.e. oral, implanted, injectable, or transdermal contraceptive hormones; intrauterine device)
  • Age < 18 years
  • Current abuse of alcohol or drugs
  • Cancer, with a life-expectancy of less than 2 years
  • Stroke within the last 6 months
  • Liver disease with P-ALAT >3 times upper normal limit (it is possible to repeat this measurement once within a month)
  • Significant comorbidity or issue that makes the patient unsuitable for participation as judged by the investigator
  • Participation in another study involving long-term medical intervention (participation in device studies is allowed)

Trial locations and contacts

1 site in 1 country.

Denmark1 site
  • Aarhus University Hospital, Department of Cardiology, Palle Juul-Jensens Boulevard 99

    Aarhus N, 8200

Other trials in Denmark

About this study

Official title: Effects of Metformin Treatment on Myocardial Efficiency in Patients With Heart Failure: A Randomized, Double-blind, Placebo-controlled Study

The study evaluates the effects of metformin treatment on myocardial efficiency in heart failure patients. 36 patients will be randomized to three months of metformin or placebo treatment in addition to their regular therapy.

Hypothesis: Treatment with metformin in patients with heart failure has direct or indirect beneficial effects on left ventricular myocardial oxidative metabolism, myocardial efficiency and contractile function.

Read the detailed description

Background: Heart failure (HF) is a common disease and diabetes/insulin resistance are present in approximately 50 % of HF patients. Metformin is the most commonly prescribed oral anti-diabetic drug, and registry and experimental studies show beneficial effects of metformin in HF, but randomized trials are needed.

Objectives: To investigate if treatment with metformin in patients with HF has beneficial effects on myocardial efficiency,

Design: A randomized, double-blind, placebo-controlled, single-center design. 36 patients with systolic heart failure will be randomized to either metformin (N = 18) or placebo (N= 18) for 3 months.

Methods: Patients will undergo echocardiography at rest and during exercise along with [11C]-acetate PET.

Primary outcome parameter is changes in myocardial external efficiency from visit 1 to 3 months of therapy.

Being tested
Metformin, Placebo
Medical subject headings
Heart Failure, Systolic

What participants receive

What participants receive. In a randomised study each person is assigned to one group by chance.

  • MetforminDrug

    Also called Glucophage XR 500

    See above

  • PlaceboDrug

    See above

Study groups in NCT02810132
Study groupRoleWhat they receive
MetforminActive comparatorDrug: Metformin Target dose: 1000 mg x 2 (if eGFR 30-60 ml/min: 500 mg x 2) Other name: Glucophage XR 500
Receives: Drug: Metformin
PlaceboPlacebo comparatorDrug: Placebo
Receives: Drug: Placebo

What is being measured

The primary outcome is the main question the study is designed to answer.

  1. Changes in LV myocardial efficiency

    LV myocardial efficiency is the ratio between stroke work and myocardial oxygen consumption, which are measured with echocardiography and [11C]-acetate PET.

    Measured: Baseline and 3 months

Secondary outcomes (11)
  1. Left ventricular global longitudinal strain during peak exercise

    Measured: Baseline and 3 months

  2. Myocardial oxygen consumption

    Measured: Baseline and 3 months

  3. Myocardial perfusion at rest

    Measured: Baseline and 3 months

  4. LV myocardial function evaluated by LVEF and diastolic function

    Measured: Baseline and 3 months

  5. LV mass

    Measured: Baseline and 3 months

  6. 6 minute walking distance

    Measured: Baseline and 3 months

  7. Changes in body composition

    Measured by bioelectrical impedance analysis (BIA)

    Measured: Baseline and 3 months

  8. Maximum oxygen consumption

    Measured: Baseline and 3 months

  9. Degree of insulin resistance

    Measured: Baseline and 3 months

  10. Minnesota living with heart failure questionnaire

    Measured: Baseline and 3 months

  11. NT-proBNP

    Measured: Baseline and 3 months

Timeline

From the start of the study to its completion; the mark is today. Estimated dates are the sponsor’s plan.

  1. First posted22 Jun 2016 (estimated)
  2. Study start20 Jan 2017
  3. Primary completion14 Feb 2018
  4. Study completion14 Feb 2018

Resources

More details

For doctors and researchers: how the study is designed, who runs it, and its registry IDs.

Study design
Study type
Interventional
Phase
Phase 2
Primary purpose
Treatment
Allocation
Randomised
Intervention model
Parallel groups
Masking
Triple blind
Who is masked
Participant, Care provider, Investigator
Enrolment
36 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT02810132
Sponsor's protocol ID
2015-588
Acronym
METRONOME
Status last verified
Apr 2018
First submitted
8 Jun 2016
Last updated
20 Apr 2018
Results posted
No
FDA-regulated drug
No
FDA-regulated device
No

Publications

  • Larsen AH, Wiggers H, Dollerup OL, Jespersen NR, Hansson NH, Frokiaer J, Brosen K, Norrelund H, Botker HE, Moller N, Jessen N. Metformin Lowers Body Weight But Fails to Increase Insulin Sensitivity in Chronic Heart Failure Patients without Diabetes: a Randomized, Double-Blind, Placebo-Controlled Study. Cardiovasc Drugs Ther. 2021 Jun;35(3):491-503. doi: 10.1007/s10557-020-07050-5. Epub 2020 Aug 8.

    PubMed 32770520

Questions about this trial

What is this clinical trial studying?

A Phase 2 study testing Metformin in people with Heart Failure, Systolic, run by Aarhus University Hospital at 1 site in Denmark.

The full registered description is in the About this study section and the official record.

Who may be eligible to take part?

The sponsor lists 10 inclusion and 17 exclusion criteria. Eligibility is decided by the study team after screening, so read the full criteria and contact a listed site.

Is this clinical trial currently recruiting?

The record says: finished, as of the sponsor's last update on 20 Apr 2018. Status can change between updates, so confirm with the study contact before making plans.

Where is the study taking place?

The record lists 1 site in Denmark. Whether a site is taking part right now should be confirmed with that site. See every site.

What are the possible benefits and risks?

They depend on the study and the treatment, and no study can promise a benefit. Some participants in this study may receive a placebo. The study team explains the known risks during informed consent, before anyone joins; the record itself does not list them.

What does this phase mean?

Phase 2 studies give the treatment to a larger group to see whether it has the intended effect and to keep checking safety.

Not every study follows the same path, and some studies (observational studies, device studies) have no phase.

Are results available for this study?

The study is completed, but results are not available in the source record. That does not mean the treatment did or did not work.

How can a doctor refer a patient or contact the research team?

The record lists no contact. The official record names the sponsor, who can be asked directly. AzTrials does not enrol participants or take referrals.

What does the primary outcome measure?

Changes in LV myocardial efficiency (time frame: Baseline and 3 months). It is what the study was designed to measure, not a finding.

Where can I read the original study information?

On the ClinicalTrials.gov record for NCT02810132, which also lists 1 linked publication.

Does a listing mean the treatment is approved or proven to work?

No. A listing means the study is registered. It does not show that the treatment is safe, works, or is approved by a regulator.

How often is this information updated?

AzTrials copies changed records from ClinicalTrials.gov every night and reloads the whole registry every week. The sponsor last updated this record on 20 Apr 2018.

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