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Showing 1–24 of 52 matching trials from the live ClinicalTrials.gov search.
Local D1 index available.
Filters: Condition: Dyspnea; Cardiac Clear all
Completed Phase 2 Interventional Results available

Renal Optimization Strategies Evaluation in Acute Heart Failure and Reliable Evaluation of Dyspnea in the Heart Failure Network (ROSE) Study

NCT01132846
View directory record Official record
Conditions
Acute Heart Failure
Interventions
Placebo, Nesiritide, Dopamine
Other · Drug
Lead sponsor
Duke University
Other
Eligibility
18 Years and older
Enrollment
360 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2013
U.S. locations
7
States / cities
Boston, Massachusetts • Minneapolis, Minnesota • Rochester, Minnesota + 4 more
Source: ClinicalTrials.gov public record
Updated Aug 20, 2014 · Synced Jul 24, 2026, 6:04 AM EDT
Completed Not applicable Interventional Results available

Family Palliative and End-of-Life Care for Advanced Heart Failure

NCT04153890
View directory record Official record
Conditions
Heart Failure NYHA Class III, Heart Failure NYHA Class IV
Interventions
FamPALcare
Behavioral
Lead sponsor
West Virginia University
Other
Eligibility
18 Years and older
Enrollment
78 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2023
U.S. locations
1
States / cities
Morgantown, West Virginia
Source: ClinicalTrials.gov public record
Updated Feb 18, 2025 · Synced Jul 24, 2026, 6:04 AM EDT
Recruiting No phase listed Observational Accepts healthy volunteers

Lung and Heart Function Across Decades of Life in Health

NCT07641413
View directory record Official record
Conditions
Pollution Related Respiratory Disorder, Pollution; Exposure, Dyspnea, Cardiopulmonary
Interventions
Healthy control
Other
Lead sponsor
University of California, San Francisco
Other
Eligibility
24 Years to 68 Years
Enrollment
200 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2030
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated Jun 10, 2026 · Synced Jul 24, 2026, 6:04 AM EDT
Completed No phase listed Observational

Evaluation of ST2 and IL-33 in Patients Presenting to the Emergency Department With Trouble Breathing

NCT00707811
View directory record Official record
Conditions
Chronic Obstructive Pulmonary Disease, Asthma, Pulmonary Embolism, Pneumonia, Congestive Heart Failure
Interventions
Not listed
Lead sponsor
The Cleveland Clinic
Other
Eligibility
18 Years and older
Enrollment
82 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2010
U.S. locations
1
States / cities
Cleveland, Ohio
Source: ClinicalTrials.gov public record
Updated Mar 19, 2024 · Synced Jul 24, 2026, 6:04 AM EDT
Terminated No phase listed Observational Accepts healthy volunteers

Myocardial Performance at Rest and During Exercise in Heart Failure With Preserved Ejection Fraction

NCT01747785
View directory record Official record
Conditions
Heart Failure
Interventions
Cardiac rehabilitation, Myocardial deformation imaging, Cardiopulmonary exercise test
Other
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years and older
Enrollment
21 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2015
U.S. locations
1
States / cities
La Crosse, Wisconsin
Source: ClinicalTrials.gov public record
Updated May 16, 2016 · Synced Jul 24, 2026, 6:04 AM EDT
Terminated Not applicable Interventional Results available

Assessment of Pulmonary Congestion During Cardiac Hemodynamic Stress Testing

NCT04019613
View directory record Official record
Conditions
Dyspnea, Heart Failure With Preserved Ejection Fraction
Interventions
Lung ultrasound
Diagnostic Test
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years and older
Enrollment
4 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Jul 19, 2022 · Synced Jul 24, 2026, 6:04 AM EDT
Recruiting Not applicable Interventional

Low Level Tragus Stimulation in Acute Decompensated Heart Failure

NCT02898181
View directory record Official record
Conditions
Acute Decompensated Heart Failure
Interventions
Neuromodulation
Device
Lead sponsor
University of Oklahoma
Other
Eligibility
18 Years to 80 Years
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2026
U.S. locations
1
States / cities
Oklahoma City, Oklahoma
Source: ClinicalTrials.gov public record
Updated May 27, 2025 · Synced Jul 24, 2026, 6:04 AM EDT
Completed Phase 4 Interventional

Impact of Nesiritide Infusion for Decompensated Heart Failure in the Emergency Department

NCT00559338
View directory record Official record
Conditions
Heart Failure, Congestive, Cardiomyopathy
Interventions
recombinant B-type, natriuretic peptide, placebo
Drug
Lead sponsor
University of Texas Southwestern Medical Center
Other
Eligibility
18 Years and older
Enrollment
104 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2003 – 2005
U.S. locations
1
States / cities
Dallas, Texas
Source: ClinicalTrials.gov public record
Updated Nov 15, 2007 · Synced Jul 24, 2026, 6:04 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Leveraging Exercise Stress Echocardiography for Heart Failure With Preserved Ejection Fraction

NCT06927973
View directory record Official record
Conditions
Chest Pain, Shortness of Breath
Interventions
Echocardiogram
Diagnostic Test
Lead sponsor
Duke University
Other
Eligibility
50 Years and older
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025
U.S. locations
1
States / cities
Durham, North Carolina
Source: ClinicalTrials.gov public record
Updated Dec 22, 2025 · Synced Jul 24, 2026, 6:04 AM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Targeting Breathing Limitations to Improve Functional Outcomes in HFpEF

NCT05723679
View directory record Official record
Conditions
Heart Failure With Preserved Ejection Fraction, Obesity
Interventions
HeO2 gas mixture, Room air gas mixture
Other
Lead sponsor
University of Texas Southwestern Medical Center
Other
Eligibility
55 Years to 90 Years
Enrollment
78 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2029
U.S. locations
1
States / cities
Dallas, Texas
Source: ClinicalTrials.gov public record
Updated May 6, 2026 · Synced Jul 24, 2026, 6:04 AM EDT
Terminated No phase listed Observational

Assessment of The Clinical Course of Dyspnea in Acute Heart Failure Patients

NCT01615926
View directory record Official record
Conditions
Acute Heart Failure, Dyspnea
Interventions
Not listed
Lead sponsor
Northwestern University
Other
Eligibility
18 Years and older
Enrollment
16 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Apr 30, 2013 · Synced Jul 24, 2026, 6:04 AM EDT
Completed Phase 3 Interventional Results available

Targeting Acute Congestion With Tolvaptan in Congestive Heart Failure

NCT01644331
View directory record Official record
Conditions
Heart Failure, Dyspnea
Interventions
Tolvaptan, Placebo
Drug
Lead sponsor
Duke University
Other
Eligibility
18 Years and older
Enrollment
257 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2016
U.S. locations
18
States / cities
Aurora, Colorado • Atlanta, Georgia • Gainesville, Georgia + 14 more
Source: ClinicalTrials.gov public record
Updated Apr 26, 2017 · Synced Jul 24, 2026, 6:04 AM EDT
Completed No phase listed Observational

Fluid Status of Outpatients With Dyspnea

NCT02111525
View directory record Official record
Conditions
Dyspnea,, Acute Heart Failure Syndrome, Pulmonary Congestion
Interventions
Not listed
Lead sponsor
Intersection Medical, Inc.
Industry
Eligibility
45 Years and older
Enrollment
156 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2015
U.S. locations
2
States / cities
Detroit, Michigan • Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Oct 13, 2015 · Synced Jul 24, 2026, 6:04 AM EDT
Withdrawn Not applicable Interventional

Tunneled Pleural Catheters for Refractory Effusions Attributed to Congestive Heart Failure (TREAT-CHF) Trial

NCT03696524
View directory record Official record
Conditions
Pleural Effusions, Chronic, Congestive Heart Failure, Shortness of Breath
Interventions
tunneled pleural catheter
Device
Lead sponsor
University of California, Los Angeles
Other
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2025
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Apr 4, 2023 · Synced Jul 24, 2026, 6:04 AM EDT
Completed Not applicable Interventional Results available

FAST (Fluid Accumulation Status Trial)

NCT00289276
View directory record Official record
Conditions
Congestive Heart Failure, Cardiomyopathy, Dyspnea, Pulmonary Edema, Heart Diseases
Interventions
Fluid Status Monitoring (OptiVol™)
Device
Lead sponsor
Medtronic Cardiac Rhythm and Heart Failure
Industry
Eligibility
18 Years and older
Enrollment
156 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 2003
U.S. locations
12
States / cities
Anchorage, Alaska • Atlantis, Florida • Fort Wayne, Indiana + 9 more
Source: ClinicalTrials.gov public record
Updated Oct 12, 2010 · Synced Jul 24, 2026, 6:04 AM EDT
Terminated Phase 2 Interventional

Pemziviptadil (PB1046), a Long-acting, Sustained Release Human VIP Analogue, Intended to Provide Clinical Improvement to Hospitalized COVID-19 Patients at High Risk for Rapid Clinical Deterioration and Acute Respiratory Distress Syndrome (ARDS).

NCT04433546
View directory record Official record
Conditions
Acute Respiratory Distress Syndrome, Coronavirus, Hypoxic Respiratory Failure, Hypoxemic Respiratory Failure, Respiratory Complication, Respiratory Insufficiency, Cardiac Dysfunction, Pneumonia, Pulmonary Edema, Pulmonary Inflammation, Respiratory Failure, Cytokine Storm, COVID 19, SARS-CoV-2, Cardiac Event, Cardiac Complication, Cardiac Failure, Cardiac Infarct
Interventions
Pemziviptadil (PB1046), Low Dose (10 mg) Control
Drug
Lead sponsor
PhaseBio Pharmaceuticals Inc.
Industry
Eligibility
18 Years to 85 Years
Enrollment
54 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020
U.S. locations
4
States / cities
Jacksonville, Florida • Sarasota, Florida • Kansas City, Kansas + 1 more
Source: ClinicalTrials.gov public record
Updated Dec 10, 2020 · Synced Jul 24, 2026, 6:04 AM EDT
Completed No phase listed Observational Results available

Verification of Prediction Algorithm

NCT02863666
View directory record Official record
Conditions
Shortness of Breath Episode, Tachycardia, Bradycardia, Difficulty Breathing
Interventions
Not listed
Lead sponsor
Zoll Medical Corporation
Industry
Eligibility
18 Years and older
Enrollment
673 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2017
U.S. locations
2
States / cities
Birmingham, Alabama • Royal Oak, Michigan
Source: ClinicalTrials.gov public record
Updated May 12, 2024 · Synced Jul 24, 2026, 6:04 AM EDT
Completed No phase listed Observational

Study of Exercise and Heart Function in Patients With Heart Failure and Pulmonary Vascular Disease

NCT01418248
View directory record Official record
Conditions
Exercise Tolerance, Dyspnea, Heart Failure, Pulmonary Hypertension
Interventions
Not listed
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years and older
Enrollment
108 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2013
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Jan 8, 2014 · Synced Jul 24, 2026, 6:04 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Bedside Ultrasound Identifies Congestive Heart Failure

NCT00833144
View directory record Official record
Conditions
Heart Failure, Dyspnea
Interventions
Not listed
Lead sponsor
Emory University
Other
Eligibility
18 Years and older
Enrollment
375 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2011
U.S. locations
1
States / cities
Atlanta, Georgia
Source: ClinicalTrials.gov public record
Updated Dec 12, 2013 · Synced Jul 24, 2026, 6:04 AM EDT
Completed No phase listed Observational

Diagnostic Potential of UCHL1 in Acute Decompensated Heart Failure

NCT04999995
View directory record Official record
Conditions
Heart Failure, Dyspnea; Cardiac
Interventions
Not listed
Lead sponsor
VA Office of Research and Development
Federal
Eligibility
18 Years and older
Enrollment
17 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2025
U.S. locations
1
States / cities
Columbia, South Carolina
Source: ClinicalTrials.gov public record
Updated Aug 11, 2025 · Synced Jul 24, 2026, 6:04 AM EDT
Completed No phase listed Observational

Precision of IMED-4 Lung Fluid Measurements

NCT02187770
View directory record Official record
Conditions
Dyspnea, Acute Heart Failure Syndrome, Pulmonary Congestion
Interventions
IMED-4
Device
Lead sponsor
Intersection Medical, Inc.
Industry
Eligibility
18 Years and older
Enrollment
46 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2015
U.S. locations
3
States / cities
Boston, Massachusetts • Detroit, Michigan • Columbus, Ohio
Source: ClinicalTrials.gov public record
Updated Oct 13, 2015 · Synced Jul 24, 2026, 6:04 AM EDT
Completed Not applicable Interventional

Evaluation of Cardiopulmonary Diseases by Ultrasound

NCT02248831
View directory record Official record
Conditions
Dyspnea, Acute Decompensated Heart Failure
Interventions
Recording Doppler ultrasound signals noninvasively
Device
Lead sponsor
Echosense Ltd.
Industry
Eligibility
18 Years and older
Enrollment
600 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2018
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Feb 7, 2019 · Synced Jul 24, 2026, 6:04 AM EDT
Completed No phase listed Observational

Assert-IQ Implantable Cardiac Monitor (ICM) Post Market Study

NCT06172699
View directory record Official record
Conditions
Atrial Fibrillation Paroxysmal, Atrial Fibrillation, Persistent, Cardiac Arrhythmia, Ablation
Interventions
Holter monitoring in patients who have been successfully implanted with an Abbott Assert-IQ ICM device
Device
Lead sponsor
Abbott Medical Devices
Industry
Eligibility
18 Years to 100 Years
Enrollment
151 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2025
U.S. locations
11
States / cities
San Diego, California • Orlando, Florida • Overland Park, Kansas + 8 more
Source: ClinicalTrials.gov public record
Updated May 12, 2026 · Synced Jul 24, 2026, 6:04 AM EDT
Not listed No phase listed Observational

Gas Exchange for Predicting Hospital Heart Failure Readmissions

NCT01960218
View directory record Official record
Conditions
Acute Decompensated Heart Failure
Interventions
Not listed
Lead sponsor
Shape Medical Systems, Inc.
Industry
Eligibility
18 Years and older
Enrollment
120 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2015
U.S. locations
7
States / cities
Washington D.C., District of Columbia • Champaign, Illinois • Boston, Massachusetts + 4 more
Source: ClinicalTrials.gov public record
Updated Apr 3, 2014 · Synced Jul 24, 2026, 6:04 AM EDT