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Myocardial FibrosisPhase 3NCT02432885

Myocardial Fibrosis Progression in Duchenne and Becker Muscular Dystrophy - ACE Inhibitor Therapy Trial

A Phase 3 study testing Enalapril in people with Myocardial Fibrosis and Muscular Dystrophies, run by InCor Heart Institute.

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

This trial intends to evaluate myocardial Fibrosis progression in Duchenne and Becker Muscular Dystrophy, as well the influence of ACE inhibitors in fibrosis progression. Additionally, this study aims to determine genetic predictors of cardiac involvement in these dystrophies. Read more about this study

Who is it for?
Ages 6 years and older
Conditions the study is for
Myocardial Fibrosis, Muscular Dystrophies
What is being tested?
Enalapril
Could I receive a placebo?
No, everyone receives an active treatment
How many people
76 participants
Where
No sites listed yet
Study dates
Jun 2009to Jun 2013
Phase
Phase 3
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 6 years and older
  • All sexes
  • No healthy volunteers
  • Child, Adult, Older adult

Who may be able to join

  • Patients with biopsy-proven Muscular Dystrophy of Duchenne or Becker

Who cannot join

  • Contraindications to cardiovascular magnetic resonance imaging

About this study

Official title: Myocardial Fibrosis Progression in Duchenne and Becker Muscular Dystrophy - Angiotensin-Converting-Enzyme (ACE) Inhibitor Therapy

This trial intends to evaluate myocardial Fibrosis progression in Duchenne and Becker Muscular Dystrophy, as well the influence of ACE inhibitors in fibrosis progression. Additionally, this study aims to determine genetic predictors of cardiac involvement in these dystrophies.

Read the detailed description

Duchenne and Becker muscular dystrophies (DMD/BMD) are diseases characterized by progressive skeletal muscle degeneration and replacement by fibrofatty tissue. Data on cardiac involvement (defined as myocardial fibrosis), effect of ACE-inhibitors and specific genetic mutations on myocardial involvement detected by cardiac magnetic resonance (CMR) is lacking.

The study will include 76 patients with DMD/BMD. All patients will be referred to two CMRs for assessment of ventricular function and myocardial fibrosis. Patients with myocardial fibrosis and normal left ventricle ejection fraction (LVEF) will be randomized into two groups, each group receiving ACE-inhibitor treatment or no treatment for cardiomyopathy. A genetic profile will be performed in every patient to identify possible mutations related to cardiac involvement.

Being tested
Enalapril
Keywords
cardiac magnetic resonance, myocardial fibrosis, muscular dystrophies
Medical subject headings
Muscular Dystrophies

What participants receive

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

  • EnalaprilDrug

    up to 20mg bid

Study groups in NCT02432885
Study groupRoleWhat they receive
ACE inhibitorExperimentalACE inhibitor (enalapril up to 20mg BID), in patients with preserved EF (LVEF grater than 50%) and with detectable delayed enhancement (myocardial fibrosis) in cardiac magnetic resonance, randomized to therapy or not.
Receives: Drug: Enalapril
ControlNo interventionPatients with preserved EF (LVEF grater than 50%) and with no detectable delayed enhancement (myocardial fibrosis) in cardiac magnetic resonance

What is being measured

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

  1. Quantitative Myocardial Fibrosis by CMR in patients with and without ACE inhibitor therapy

    Progression of myocardial fibrosis

    Measured: 2 years

Secondary outcomes (1)
  1. Specific genetic mutations as predictors of cardiac involvement

    Relation of dystrophin gene site mutations in exons <45 relation and the extent of myocardial fibrosis measured by cardiac magnetic resonance

    Measured: 2 years

Timeline

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

  1. First posted4 May 2015 (estimated)
  2. Study startJun 2009
  3. Primary completionJun 2012
  4. Study completionJun 2013

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 3
Primary purpose
Treatment
Allocation
Randomised
Intervention model
Parallel groups
Masking
None (open label)
Enrolment
76 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT02432885
Sponsor's protocol ID
1095/08
Status last verified
Apr 2015
First submitted
24 Mar 2015
Last updated
4 May 2015
Results posted
No
Data monitoring committee
No

Publications

  • Silva MC, Magalhaes TA, Meira ZM, Rassi CH, Andrade AC, Gutierrez PS, Azevedo CF, Gurgel-Giannetti J, Vainzof M, Zatz M, Kalil-Filho R, Rochitte CE. Myocardial Fibrosis Progression in Duchenne and Becker Muscular Dystrophy: A Randomized Clinical Trial. JAMA Cardiol. 2017 Feb 1;2(2):190-199. doi: 10.1001/jamacardio.2016.4801.

    PubMed 27926769

Questions about this trial

What is this clinical trial studying?

A Phase 3 study testing Enalapril in people with Myocardial Fibrosis and Muscular Dystrophies, run by InCor Heart Institute.

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 1 inclusion and 1 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 4 May 2015. Status can change between updates, so confirm with the study contact before making plans.

What are the possible benefits and risks?

They depend on the study and the treatment, and no study can promise a benefit. 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 3 studies compare the treatment with the current standard treatment or a placebo in a large group, to confirm how well it works and watch for side effects.

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?

Quantitative Myocardial Fibrosis by CMR in patients with and without ACE inhibitor therapy (time frame: 2 years). 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 NCT02432885, 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 4 May 2015.

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