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Heart Failure with Preserved Ejection Fraction

Part of Heart Failure

19 published articles · Updated continuously

Clinical Trial Landscape

Clinical Trials for Heart Failure with Preserved Ejection Fraction

23 trials tracked for Heart Failure with Preserved Ejection Fraction: 11 in phase 3 or 4 and 8 with published results. The most-cited published study has 177 citations.

23Trials tracked
11Phase 3 & 4
0Recruiting
8With published results
Phase distribution
Phase 4 4 Phase 3 7 Phase 2 9 Phase 1 1 Other / NA 2
  1. Phase 3 A Study of Tirzepatide (LY3298176) in Participants With Heart Failure With Preserved Ejection Fraction (HFpEF) and Obesity: The SUMMIT Trial Completed · 177 cited
  2. Phase 3 A Randomized, Double-blind Controlled Study Comparing LCZ696 to Medical Therapy for Comorbidities in HFpEF Patients Completed · 163 cited
  3. Phase 3 Efficacy and Safety of LCZ696 Compared to Valsartan, on Morbidity and Mortality in Heart Failure Patients With Preserved Ejection Fraction Completed · 113 cited
  4. Phase 3 DETERMINE-preserved - Dapagliflozin Effect on Exercise Capacity Using a 6-minute Walk Test in Patients With Heart Failure With Preserved Ejection Fraction Completed · 60 cited
  5. Phase 3 Study to Evaluate the Efficacy and Safety of AZD4831 in Participants With Heart Failure With Left Ventricular Ejection Fraction > 40% Completed · 47 cited
  6. Phase 3 Changes in NT-proBNP, Safety, and Tolerability in HFpEF Patients With a WHF Event (HFpEF Decompensation) Who Have Been Stabilized and Initiated at the Time of or Within 30 Days Post-decompensation (PARAGLIDE-HF) Completed · 30 cited
Show 17 more trials
  1. Phase 3 Dapagliflozin Evaluation to Improve the LIVEs of Patients With PReserved Ejection Fraction Heart Failure. Completed · 14 cited
  2. Phase 4 BLOCKade of Calcium Channels and Beta Adrenergic Receptors for the Treatment of Hypertension in HFpEF Completed · 1 cited
  3. Phase 4 Circulating NEP and NEP Inhibition Study in Heart Failure With Preserved Ejection Fraction Completed
  4. Phase 4 Impact of Beta-blockers on Physical Function in HFpEF Completed
  5. Phase 4 Pilot Deprescribing N-of-1 Trials for Beta-blockers in HFpEF Completed
  6. Phase 2 Study of Verinurad in Heart Failure With Preserved Ejection Fraction Completed
  7. Phase 2 Developing Oral LT3 Therapy for Heart Failure - HFpEF Completed
  8. Phase 2 Cilostazol for HFpEF Completed
  9. Phase 2 Acute Effects of Exogenous Ketone Ester Administration in Heart Failure Completed
  10. Phase 2 A Study to Evaluate Whether Macitentan is an Effective and Safe Treatment for Patients With Heart Failure With Preserved Ejection Fraction and Pulmonary Vascular Disease Completed
  11. Phase 2 A Study of Mavacamten in Participants With HFpEF and Elevation of NT-proBNP With or Without Elevation of cTnT Completed
  12. Phase 2 Acute Effects of Inorganic Nitrite on Cardiovascular Hemodynamics in Heart Failure With Preserved Ejection Fraction Completed
  13. Phase 2 A Study of the Effect of IW-1973 on the Exercise Capacity of Patients With Heart Failure With Preserved Ejection Fraction (HFpEF) Completed
  14. Phase 2 Dapagliflozin (DAPA) Effects in HFpEF Completed
  15. Phase 1 Pressure Assessment to Improve Outcomes After TAVR: a Registry Completed
  16. N/A The Effects of Ranolazine on Exercise Capacity in Patients With Heart Failure With Preserved Ejection Fraction Completed
  17. N/A Heart Function in Patients Assessed for Sleep Apnoea Completed

Showing the 23 most-cited and recently-updated of 23 trials. Browse the full registry →

Trial data sourced from ClinicalTrials.gov. Counts describe the research landscape and are not a treatment recommendation. Informational only — not medical advice.

What the trials found Updated — new results For clinicians

Heart Failure with Preserved Ejection Fraction: what the trials found

New evidence indicates that Amlodipine Besylate significantly reduces home systolic blood pressure in patients with Heart Failure with Preserved Ejection Fraction (HFpEF) 1. However, it did not show a statistically significant effect on home diastolic or office systolic blood pressure 1.

Tirzepatide demonstrated significant clinical benefits in HFpEF, including a reduction in the first occurrence of heart failure outcomes (p=0.026), improved exercise capacity as measured by 6-minute walk distance (p<0.001), and a significant reduction in body weight 6.

Sacubitril/valsartan was shown to significantly reduce NT-proBNP levels at week 12 5 and week 8 10. In a large trial, LCZ696 showed a significant improvement in NYHA functional class at month 8 7.

Dapagliflozin demonstrated significant improvements in physiological markers including reduced pulmonary capillary wedge pressure (PCWP) at both rest and maximal exercise, as well as weight loss 16. In a large-scale trial, Dapagliflozin significantly reduced the composite endpoint of cardiovascular death or heart failure hospitalization/urgent visits 11.

Recent results — preliminary, needs further review

  • mavacamten showed a reduction in NT-proBNP and high-sensitivity cardiac troponin T levels at week 26 (not yet corroborated)
  • Nitrite was associated with lower exercise pulmonary capillary wedge pressure and changes in central pressures (not yet corroborated)

For the clinician treating this condition

  • Amlodipine Besylate may be utilized for blood pressure management specifically targeting systolic pressure in HFpEF patients.
  • Tirzepatide is associated with significant weight loss and improved exercise capacity in the HFpEF population.
  • Sacubitril/valsartan (LCZ696) effectively reduces NT-proBNP levels and improves NYHA functional classification.
  • Dapagliflozin provides evidence of reduced heart failure hospitalizations and improvements in pulmonary wedge pressures.

AI synthesis of 7 cited trials, updated Jun 29, 2026. Informational only — not medical advice; trial data sourced from ClinicalTrials.gov. How we use AI.

HCP Mode — summaries include clinical detail, trial data, and statistical outcomes.
Patient Mode — summaries use plain language, avoiding clinical jargon.

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Questions about Heart Failure with Preserved Ejection Fraction

Do GLP-1 drugs and SGLT2 inhibitors reduce hospital visits for my heart failure?

Yes, both GLP-1 receptor agonists and SGLT2 inhibitors reduce hospital visits for heart failure with preserved ejection fraction (HFpEF), according to a large network meta-analysis and other studies.

Full answer →
Does spironolactone lower my risk of heart problems if I have a large heart?

Yes, spironolactone may lower your risk of heart problems if you have a large heart, especially reducing heart failure hospitalizations and cardiovascular death.

Full answer →