Actively Recruiting

Phase 2
Age: 18Years +
All Genders
NCT06762964

CAMEO-FONTAN -Dapagliflozin in the Failing Fontan Circulation

Led by Mayo Clinic · Updated on 2026-05-06

27

Participants Needed

1

Research Sites

89 weeks

Total Duration

On this page

AI-Summary

What this Trial Is About

The purpose of this research is to determine whether treatment with the study drug dapagliflozin for 3 months affects peripheral venous pressure at rest and during exercise in adults with failing Fontan circulation.

CONDITIONS

Official Title

CAMEO-FONTAN -Dapagliflozin in the Failing Fontan Circulation

Who Can Participate

Age: 18Years +
All Genders

Eligibility Criteria

Eligible

You may qualify if you...

  • Signed informed consent prior to any study specific procedures
  • History of Fontan procedure
  • Male or female subject
  • Age 18 years or older
  • Symptoms of dyspnea (NYHA II-IV) without non-cardiac or ischemia explanation
  • Elevated peripheral venous pressure (≥20 mmHg) at rest or during exercise confirmed at Visit 1
Not Eligible

You will not qualify if you...

  • Type I diabetes
  • Use of insulin, pramlintide, sandostatin, abiraterone acetate, growth hormone (Somatogrogon-GHLA), lithium, chloroquine, hydroxychloroquine, thioctic acid, empagliflozin, or canagliflozin
  • Recent hospitalization within 30 days or revascularization within 90 days
  • Significant valvular heart disease (moderate or worse stenosis, more than moderate regurgitation)
  • Significant Fontan obstruction with resting SVC-IVC gradient greater than 4 mmHg
  • Primary cardiomyopathy such as amyloid
  • Dyspnea due to primary lung disease or myocardial ischemia as judged by investigator
  • Severe anemia (hemoglobin less than 9 gm/dl)
  • Severe kidney disease (estimated GFR less than 30) or liver disease
  • Women of childbearing potential not using contraception, pregnant, or breastfeeding
  • History of serious hypersensitivity to dapagliflozin
  • On dialysis
  • Severe liver disease with history of decompensation including ascites, encephalopathy, or variceal bleeding
  • Single ventricle heart disease without Fontan palliation
  • History of Fontan takedown

AI-Screening

AI-Powered Screening

Complete this quick 3-step screening to check your eligibility

1
2
3
+1

Trial Site Locations

Total: 1 location

1

Mayo Clinic

Rochester, Minnesota, United States, 55905

Actively Recruiting

Loading map...

Research Team

A

Amanda Wozniak

CONTACT

Y

Yusef Maarouf

CONTACT

How is the study designed?

Study Type

INTERVENTIONAL

Masking

DOUBLE

Allocation

RANDOMIZED

Model

PARALLEL

Primary Purpose

TREATMENT

Number of Arms

2

Not the Right Trial for You?

Explore thousands of other clinical trials that might be a better match.
Sign up to get personalized trial recommendations delivered to your inbox.

Already have an account? Log in here