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ClinicalTrials.gov 6 recruiting now full pipeline small index

Heart Failure, Diastolic: full-pipeline trial registry

6 of 15 indexed Heart Failure, Diastolic trials are currently recruiting.

Corpus placement: #1,140 of 28,707 conditions by registered trial count.

15 US clinical trials · 6 currently recruiting · #1,140 of 28,707 conditions by registered trial count

Heart Failure, Diastolic: 15 US clinical trials tracked, 6 recruiting.

Heart Failure, Diastolic is the subject of 15 registered US clinical trials on ClinicalTrials.gov, 6 of them currently open to new participants. 2 are in Phase 3-4 (later-stage) and 2 in Phase 1-2 (earlier-stage). The most active sponsor is University of Texas Southwestern Medical Center, running 3 of these trials.

Enrollment posture brief

Registry condition heart-failure-diastolic

OPEN 6 | RECR 40% | LATE 2 | EARLY 2 | RANK #1140 | SPON 3

Nearest open-share peer: Achondroplasia (40% recruiting · 10 trials)

Advanced Lung Non-Small Cell53.3%Heart Failure, Diastolic (th…40%AIDS26.7%Adult Acute Myeloid Leukemia0%Adult Glioblastoma0%
Open-enrollment share among volume-matched conditions near Heart Failure, Diastolic

Heart Failure, Diastolic lists 6 open slots (40% of 15 indexed trials). Peers are matched on registered volume, not therapeutic-area browse lists. How peer matching works →

Key findings

What ClinicalTrials.gov does not surface for Heart Failure, Diastolic on its own pages , computed from the registry mirror as of 2026-08-08. Each line carries its own denominator so it can be quoted as it stands.

  1. Heart Failure, Diastolic is recruiting below its size-band peers.

    6 of 15 indexed trials (40%) are open to enrollment, against a 46.5% average across 27,806 conditions with fewer than 20 trials. The peer set uses the same ClinicalTrials.gov-derived counts as this page.

  2. One sponsor concentrates Heart Failure, Diastolic research.

    University of Texas Southwestern Medical Center accounts for 3 of 15 trials (20%). 13 distinct sponsors appear on at least one study for this condition label.

  3. Most Heart Failure, Diastolic trials plan to enrol fewer than 100 people.

    Median target enrolment is 80 among the 15 trials that report a genuine target (sentinel values excluded). 10 of those (66.7%) plan for fewer than 100 participants.

  4. Heart Failure, Diastolic research is mostly interventional.

    13 interventional and 2 observational studies make up this index (86.7% interventional). Study type is sponsor-reported on ClinicalTrials.gov.

Phase 12Phase 42

Open and recent trials

15 total, page 1 of 1

RECRUITING NA 515 participants

Prevalence and Prediction of ATTR in Ambulatory Patients With HFpEF

Massachusetts General Hospital

NCT05577819

RECRUITING NA 320 participants

Diuretics Alone vs. Aortix Endovascular Device for Acute Heart Failure

Procyrion

NCT05677100

RECRUITING 70 participants

Associations Between the Microbiome, Skeletal Muscle Perfusion, and Fitness Status

University of Virginia

NCT06009276

RECRUITING NA 20 participants

Pilot Study Lp299v Supplementation in Chronic Heart Failure

Medical College of Wisconsin

NCT05752760

RECRUITING 20 participants

Assessment of Left Ventricular Filling Pressure by Applying Artificial Intelligence Algorithms to Left Atrial Speckle-tracking Echocardiography

Istituto Auxologico Italiano

NCT05768698

RECRUITING Phase 1 10 participants

Modulation of SERCA2a of Intra-myocytic Calcium Trafficking in Heart Failure With Preserved Ejection Fraction

Sardocor

NCT06061549

ACTIVE NOT RECRUITING NA 750 participants

RESPONDER-HF Trial

Corvia Medical

NCT05425459

ACTIVE NOT RECRUITING NA 93 participants

Mechanisms of Exercise Intolerance in Heart Failure With Preserved Ejection Fraction

University of Texas Southwestern Medical Center

NCT04068844

ACTIVE NOT RECRUITING Phase 1 17 participants

AB-1002 in Patients With Class III Heart Failure

AskBio

NCT04179643

COMPLETED NA 2,358 participants

Hemodynamic-GUIDEd Management of Heart Failure

Abbott Medical Devices

NCT03387813

COMPLETED NA 100 participants

Exercise Intolerance in Elderly Patients With Diastolic Heart Failure

Wake Forest University

NCT00959660

COMPLETED Phase 4 90 participants

Diuretics and Dopamine in Heart Failure With Preserved Ejection Fraction

Johns Hopkins University

NCT01901809

COMPLETED NA 80 participants

Improving Metabolic Health in Patients With Diastolic Dysfunction

University of Texas Southwestern Medical Center

NCT03448185

COMPLETED NA 32 participants

Efficacy Study of Pacemakers to Treat Slow Heart Rate in Patients With Heart Failure

Mayo Clinic

NCT02145351

COMPLETED Phase 4 8 participants

Impact of Empagliflozin on Functional Capacity in Heart Failure with Preserved Ejection Fraction

University of Texas Southwestern Medical Center

NCT05139472

Phase Distribution

PhaseTrial count
Phase 1 2
Phase 4 2

Named interventions

Most-linked intervention names on Heart Failure, Diastolic records (sponsor-reported on ClinicalTrials.gov). Counts are trial links, not unique products.

Pacemaker system will be implanted but set to Pacing Off. Device
1 trials
Rate adaptive atrial pacing using a dual-chamber pacemaker Device
1 trials
CardioMEMS™ HF System Device
1 trials
olive oil capsules Dietary supplement
1 trials
High intensity exercise Behavioral
1 trials
Omega-3 fish oil Dietary supplement
1 trials
Diet and exercise Behavioral
1 trials
Intra-cardiac echocardiography (ICE), or transesophageal echocardiography (TEE) Other
1 trials

US sites by state

Facility locations filed on Heart Failure, Diastolic trials. A trial with sites in several states counts in each.

Texas 4 trials
Minnesota 3 trials
Massachusetts 3 trials
California 3 trials
Arizona 3 trials
Wisconsin 2 trials
Ohio 2 trials
North Carolina 2 trials

Source: ClinicalTrials.gov, National Library of Medicine. Data is informational only.

What to do with this Heart Failure, Diastolic page

15 registered trials, 6 currently recruiting, is a starting point for a conversation, not a diagnosis or a recommendation.

Trial and recruiting counts reflect ClinicalTrials.gov registry status as of the data vintage above; individual trial eligibility and enrollment status can change.

Every figure on PlainTrial is rendered directly from the ClinicalTrials.gov registry, no number is typed in by an editor. This Heart Failure, Diastolic condition card totals 15 registered trials; most-linked intervention Pacemaker system will be implanted but set to Pacing Off.; top US site state Texas. See our editorial standards & corrections policy, the methodology behind these numbers, the data changelog, or report a data error.