About this trial
This study will test whether pharmacologic agents that may improve mitochondrial function and energy fuel metabolism \[Empagliflozin (Empa)\], with and without additional supplements that increase perfusion and fatty acid oxidation \[Potassium Nitrate (KNO3)\], improve submaximal exercise endurance and skeletal muscle oxidative phosphorylation capacity (SkM OxPhos) in participants with Heart Failure with Preserved Ejection Fraction (HFpEF).
Eligibility criteria
Qualifiers
None
Disqualifiers
Age <18 years old
Pregnancy: Women of childbearing potential will undergo a urine pregnancy test during the screening visit.
Treatment with organic nitrates or phosphodiesterase inhibitors that cannot be interrupted
Uncontrolled atrial fibrillation, as defined by a resting atrial fibrillation heart rate > 100 beats per minute at the time of the baseline assessment
Trial design
Treatments tested in this trial
- Empagliflozin + Potassium Chloride
- Empagliflozin + Potassium Nitrate
- Potassium Chloride + Placebo for Empagliflozin