Condition
HFpEF clinical trials and research
As of November 12, 2026, Find a Trial lists 5 HFpEF clinical trials that are recruiting, at sites in 4 countries (most in Russia (2), United States (1), Belgium (1)). By phase: Phase 2 (1), Phase 4 (1). Every study is explained in plain English. Data from ClinicalTrials.gov and NIH RePORTER, updated November 12, 2026.
- 5Clinical trials
- 4Countries
Newest HFpEF clinical trials
| Study | Phase | Where | Status | Registered |
|---|---|---|---|---|
| Raising pacemaker heart rate during light exercise to lower left-heart pressures in HFpEF | — | Hasselt and 1 other locations | Recruiting | Dec 8, 2025 |
| Adding macitentan to dapagliflozin for people with HFmrEF/HFpEF and combined pre- and post-capillary pulmonary hypertension | Phase 4 | Busan and 14 other locations | Recruiting | Aug 28, 2025 |
| Identifying predictors of poor prognosis in heart failure with preserved ejection fraction | — | Moscow | Recruiting | Feb 25, 2025 |
| Triple-drug therapy (ARNI + SGLT2 inhibitor + MRA) for advanced HFpEF | Phase 2 | Moscow | Recruiting | Oct 23, 2024 |
| Understanding muscle blood flow in heart failure patients | — | Salt Lake City, Utah | Recruiting | Nov 10, 2021 |
All recruiting trials (5)
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Raising pacemaker heart rate during light exercise to lower left-heart pressures in HFpEF
This test will try whether temporarily increasing the heart rate by adjusting pacemaker settings during light exercise can lower left-heart filling pressures and improve cardiac output in people with HFpEF who already have a DDD pacemaker.
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Adding macitentan to dapagliflozin for people with HFmrEF/HFpEF and combined pre- and post-capillary pulmonary hypertension
This test will see if adding macitentan to dapagliflozin helps adults with HFmrEF or HFpEF who also have combined pre- and post-capillary pulmonary hypertension.
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Identifying predictors of poor prognosis in heart failure with preserved ejection fraction
This study is trying to find out which factors can help predict bad outcomes for people with heart failure who have preserved ejection fraction.
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Triple-drug therapy (ARNI + SGLT2 inhibitor + MRA) for advanced HFpEF
This study will test whether giving an ARNI together with an SGLT2 inhibitor and an MRA helps people with advanced HFpEF stay healthier over 52 weeks compared with individualized medical therapy.
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Understanding muscle blood flow in heart failure patients
This study is testing how exercise training can improve blood flow to muscles and help Veterans with heart failure feel better and exercise more easily.
Related topics
Quick answers
How many HFpEF clinical trials are recruiting right now?
5, as of November 12, 2026. We update this list each time we refresh our data from ClinicalTrials.gov.
Where are these trials running?
In 4 countries. The most sites are in Russia (2 trials), United States (1 trial), Belgium (1 trial), South Korea (1 trial). Each study page lists its sites and which ones are recruiting.
What phases are they in?
Phase 2: 1, Phase 4: 1. Trials with no phase listed are usually device, behavioural or observational studies.
How do I join one?
Open a study, check the "Is this trial a fit for you?" section, then contact the study team listed on the page. They will ask a few screening questions. Asking is free and does not commit you to anything. Talk it over with your doctor first.
Find the studies that fit you
A list is a starting point. Tell us your situation in your own words and we'll rank the studies that match and explain why. It's free and needs no account.