Randomized Trial of SGLT2i in Heart Transplant Recipients

Part of paid clinical trials in Palo Alto, California.

Sponsor
VA Office of Research and Development
Study ID
NCT06625073
Phase
PHASE4
Status
Recruiting

Conditions

  • Cardiovascular Disease
  • Heart Transplant
  • Kidney Disease

Eligibility Criteria

Sex
ALL
Age
18 Years - N/A
Healthy Volunteers
Not accepted

Interventions

  • Empagliflozin — DRUG
    A starting dose of empagliflozin 10 mg or matching placebo will be initiated after randomization and completion of the baseline testing. Participating subjects will remain at this dose for the whole study duration of 12 months.
  • Placebo — DRUG
    A starting dose of empagliflozin 10 mg or matching placebo will be initiated after randomization and completion of the baseline testing. Participating subjects will remain at this dose for the whole study duration of 12 months.

Study Details

Heart transplant (HTx) is an established therapy for advanced heart disease that restores quality of life and improves survival. However, due to preexisting comorbidities combined with the immunosuppressive therapies required after transplantation, HTx recipients remain at high risk for kidney, cardiovascular (CV), and metabolic disease. Large randomized clinical trials have recently shown that sodium-glucose cotransporter 2 inhibitors (SGLT2i) have potent kidney protective and CV benefits in many populations of patients with chronic kidney disease (CKD), CV disease and/or diabetes. SGLT2i have not been studied prospectively in HTx recipients, which represents a barrier to their use in this population. In this multicenter randomized controlled trial in Veterans with HTx, investigators will evaluate the potential benefits of empagliflozin on kidney function, cardiometabolic risk, erythropoiesis, and functional status. A total of 200 Veterans will be randomly assigned to receive either empagliflozin 10 mg daily or a matching placebo for 12 months.

Key Dates

Start date
Jan 20, 2026
Status verified
Jan 2026
Primary completion
Aug 31, 2029
Completion
Feb 28, 2030

Study Design

Enrollment
200 participants (estimated)
Allocation
RANDOMIZED
Intervention model
PARALLEL
Primary purpose
TREATMENT

Arms

  • Experimental: Empagliflozin
    A starting dose of empagliflozin 10 mg or matching placebo will be initiated after randomization and completion of the baseline testing. Participating subjects will remain at this dose for the whole study duration of 12 months.
  • Placebo Comparator: Placebo
    A starting dose of empagliflozin 10 mg or matching placebo will be initiated after randomization and completion of the baseline testing. Participating subjects will remain at this dose for the whole study duration of 12 months.

Primary Outcome Measure

Urinary albumin-to-creatinine ratio (UACR) [ Time Frame: 12 months ]

Central Contacts

Locations (6)

FacilityCityStateZIPSite coordinators
VA Palo Alto Health Care System, Palo Alto, CAPalo AltoCalifornia94304-1207
Karim Sallam, MD
650-493-5000
Tennessee Valley Healthcare System Nashville Campus, Nashville, TNNashvilleTennessee37212-2637
Henry Ooi, MD
615-327-4751
Michael E. DeBakey VA Medical Center, Houston, TXHoustonTexas77030-4211
Savitri E Fedson, MD
713-791-1414
VA Salt Lake City Health Care System, Salt Lake City, UTSalt Lake CityUtah84148-0001
Heather Hanson, AAS BS
801-582-1565
Josef Stehlik, MD MPH (PRINCIPAL_INVESTIGATOR)
Hunter Holmes McGuire VA Medical Center, Richmond, VARichmondVirginia23249-0001
Neil Lewis, MD
804-675-5000
William S. Middleton Memorial Veterans Hospital, Madison, WIMadisonWisconsin53705-2254
David R Murray, MD
608-256-1901

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