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NCT06299176Enrolling by invitationPhase 1

Whole Heart Radiotherapy for End-stage Heart Failure

Phase 1 Feasibility and Safety of Whole Heart Radiotherapy for End-stage Heart Failure: First In-human Treatments

Source: ClinicalTrials.gov · Last updated 14 May 2025 · Not updated for over 12 months - ask the site whether it is still open

Brief summary (registry, in English)

End-stage heart failure (ESHF) causes recurrent hospitalizations, cardiac arrhythmias, and intolerance to standard HF therapies are common as the disease progresses. Management focuses on controlling symptoms, correcting precipitants, avoiding triggers, and improving quality-of-life. The combination of recent preclinical and clinical data suggests that localized cardiac RT is relatively safe and has positive conductive and anti-proliferative effects in the "sick" heart. In this Phase 1 study, the investigators aim to assess the feasibility and safety of 5 Gy whole heart radiotherapy in six (6) ESHF participants with limited options for further medical therapy to control their disease. The investigators hypothesize that 5 Gy whole heart radiotherapy can improve LVEF and decrease blood markers of heart failure and inflammation including B-type natriuretic peptide (BNP), C-reactive protein (CRP), and troponins, while also having a very tolerable side effect profile.

Status (registry)
Enrolling by invitation
Phase (registry)
Phase 1
Study type
Interventional
Enrollment
6 (estimated)
First submitted
21 Dec 2023
Start date
30 Apr 2025
Primary completion date
31 Dec 2025
Lead sponsor
McGill University Health Centre/Research Institute of the McGill University Health Centre
NCT number
NCT06299176

What you commit to

  • Study type: Interventional · Phase 1
  • Planned participants: 6
  • From 30 Apr 2025 to the primary completion date, 31 Dec 2025
  • 1 site in 1 country
  • Visits and tests: ask the trial team, the registry does not list them

Built from the registry fields of ClinicalTrials.gov. It describes the study, not your situation.

Who cannot take part

Copied verbatim from ClinicalTrials.gov and grouped by topic. Only the trial team decides who can take part.

Prior treatment

  • previous RT in the treatment field that precludes further RT

Other illness

  • active connective tissue disease

Other

  • interstitial pulmonary fibrosis
  • Participants who are unable to be positioned in a manner where treatment can be safely delivered

Who the study is looking for

  • age ≥ 18
  • End-stage heart failure with NYHA class 3 or 4,
  • LVEF ≤ 30%
  • NT-Pro-BNP ≥ 1500 pg/mL
  • on maximum medical therapy with progressive symptoms/disease as defined by their primary cardiologist and ineligible for advanced therapies including left ventricular assist devices and heart transplant

Age in the registry: 65 years to - · Sex: All · Does not accept healthy volunteers

Full criteria on ClinicalTrials.gov

Sites (1)

Sites in registry order. Pick your city on the disease page to sort them by distance.

SiteCityCountrySite status
McGill University Health Centre
Coordinator of this site? Confirm its status
MontrealCanadaUnknown status

This page is information, not medical advice. Discuss any trial with your doctor.