Sodium glucose cotransporter 2 inhibitor use after heart transplant: Current knowledge and potential applications

Lisa M Raven1, Lina Brinker2, Konstantinos Sideris2

  • 1Department of Diabetes and Endocrinology, St Vincent's Hospital Sydney, Sydney, New South Wales, Australia; School of Clinical Medicine, St Vincent's Campus, Faculty of Medicine and Health, University of New South Wales, Sydney, New South Wales, Australia.

Insights

Sodium glucose cotransporter 2 inhibitors (SGLT2i) show promise for heart transplant (HTx) recipients. These drugs may improve cardiovascular, kidney, and metabolic health, addressing key long-term complications post-transplant.

Area of Science:

  • Cardiology
  • Nephrology
  • Endocrinology

Background:

  • Heart transplant (HTx) improves survival for end-stage heart failure but long-term outcomes are limited by comorbidities.
  • Comorbidities like cardiovascular, kidney, and metabolic diseases pose significant risks post-HTx.
  • Transplant recipients are often excluded from clinical trials, limiting evidence for beneficial treatments.

Purpose of the Study:

  • To review the potential benefits of Sodium-glucose cotransporter 2 inhibitors (SGLT2i) in heart transplant recipients.
  • To explore the mechanistic pathways through which SGLT2i may mitigate post-HTx morbidities.
  • To summarize existing experimental and retrospective data and highlight the need for prospective trials.

Main Methods:

  • Review of mechanistic rationale for SGLT2i use in HTx recipients.
  • Summary of experimental studies on SGLT2i in reversing calcineurin inhibitor-induced injury.
  • Analysis of retrospective studies assessing SGLT2i effects in HTx patients.

Main Results:

  • SGLT2i possess renoprotective, glycemic, vascular, anti-inflammatory, and erythropoietic effects.
  • Experimental studies show SGLT2i can reverse calcineurin inhibitor-associated kidney and pancreatic injury.
  • Retrospective studies indicate SGLT2i improve glycemia, weight, and renal function in HTx recipients.

Conclusions:

  • SGLT2i offer potential benefits for managing long-term complications in heart transplant recipients.
  • Further prospective clinical trials are essential to confirm the efficacy and safety of SGLT2i in this population.
  • Ongoing registered trials are crucial for advancing evidence-based care for HTx survivors.

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