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Showing 1–24 of 140 matching trials from the live ClinicalTrials.gov search.
Local D1 index available.
Conditions
Heart Failure, Congestive
Interventions
OPTIMIZER System
Device
Lead sponsor
Impulse Dynamics
Industry
Eligibility
18 Years and older
Enrollment
428 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2019
U.S. locations
1
States / cities
Orangeburg, New York
Conditions
End Stage Liver Disease
Interventions
cardiopulmonary exercise testing
Other
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years and older
Enrollment
6 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2013
U.S. locations
1
States / cities
Rochester, Minnesota
Conditions
Heart Failure
Interventions
Sildenafil
Drug
Lead sponsor
University of New Mexico
Other
Eligibility
18 Years to 99 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2011
U.S. locations
1
States / cities
Albuquerque, New Mexico
Conditions
Pulmonary Hypertension, Pulmonary Arterial Hypertension
Interventions
Ralinepag, Placebo
Drug
Lead sponsor
United Therapeutics
Industry
Eligibility
18 Years and older
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2023
U.S. locations
5
States / cities
Tucson, Arizona • Aurora, Colorado • Denver, Colorado + 2 more
Conditions
Pathologically Proven Gastrointestinal Malignancy, Plan of Care Must Include Chemoradiation
Interventions
Cardiopulmonary Exercise Test (CPET)
Other
Lead sponsor
Duke University
Other
Eligibility
18 Years and older
Enrollment
8 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2016
U.S. locations
1
States / cities
Durham, North Carolina
Enrolling by invitation Phase 2 Interventional

Chronic Exogenous Ketosis in HFpEF

NCT06937320
Conditions
Heart Failure With Preserved Ejection Fraction (HFPEF), Heart Failure With Normal Ejection Fraction, Heart Failure, Diastolic
Interventions
Exogenous Ketone Drink, Placebo
Dietary Supplement
Lead sponsor
Duke University
Other
Eligibility
18 Years and older
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2027
U.S. locations
1
States / cities
Durham, North Carolina
Conditions
Pulmonary Arterial Hypertension
Interventions
Drug: RT234 - vardenafil inhalation powder; Device: Axially Oscillating Sphere dry powder inhaler (AOS DPI)
Combination Product
Lead sponsor
Respira Therapeutics, Inc.
Industry
Eligibility
18 Years to 80 Years
Enrollment
42 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2025
U.S. locations
26
States / cities
Birmingham, Alabama • Tucson, Arizona • Los Angeles, California + 22 more
Conditions
Cardiac Toxicity, Malignant Neoplasm, Breast Cancer
Interventions
Magnetic resonance imaging, Physical Activity, Healthy Living, Cardiopulmonary Exercise Testing (CPET), Questionnaire Administration
Procedure · Other · Device
Lead sponsor
Wake Forest University Health Sciences
Other
Eligibility
18 Years to 85 Years
Enrollment
28 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2022
U.S. locations
2
States / cities
Winston-Salem, North Carolina • Richmond, Virginia
Conditions
Memory Impairment
Interventions
Fruitflow-II, resVida
Drug
Lead sponsor
Neurolgy Institute for Brain Health and Fitness
Other
Eligibility
50 Years to 80 Years
Enrollment
80 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2016
U.S. locations
1
States / cities
Lutherville, Maryland
Conditions
Arthrogryposis, Craniofacial Abnormalities
Interventions
Lactate, Glucose, and Adenosine Triphosphate Blood Levels, Physiological Stress Test, Functional Enquiry Form, Strength, Joint ROM, Girth and Length Measurements, Study Physical Examination, Observational Gait Analysis, Mental Health Interview
Other · Procedure
Lead sponsor
Freeman-Sheldon Research Group, Inc.
Other
Eligibility
Not listed
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2022
U.S. locations
1
States / cities
Buckhannon, West Virginia
Conditions
Obstructive Sleep Apnea, Coronary Heart Disease
Interventions
CPAP, HLSE
Device · Behavioral
Lead sponsor
VA Office of Research and Development
Federal
Eligibility
18 Years and older
Enrollment
4 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2018
U.S. locations
1
States / cities
Boston, Massachusetts
Conditions
Coronary Artery Bypass
Interventions
Discontinuing all beta-blocker
Other
Lead sponsor
Yale University
Other
Eligibility
18 Years and older
Enrollment
43 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2024
U.S. locations
1
States / cities
New Haven, Connecticut
Conditions
High Risk for Developing Breast Cancer
Interventions
Nonlinear Aerobic Training, Height, Weight, BMI measure, Blood draw, Cardiopulmonary exercise test
Behavioral · Other
Lead sponsor
Memorial Sloan Kettering Cancer Center
Other
Eligibility
18 Years and older · Female only
Enrollment
75 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2027
U.S. locations
1
States / cities
New York, New York
Conditions
Left Branch Bundle Block, RV - Right Ventricular Abnormality
Interventions
Pacemaker Interrogation and Electrocardiogram (ECG):, Cardiopulmonary Exercise Test (CPET) and Exercise Stress Cardiac Magnetic Resonance (ExeCMR, Continuous pacemaker telemetry (CPT)
Other
Lead sponsor
Virginia Commonwealth University
Other
Eligibility
18 Years and older
Enrollment
5 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2025
U.S. locations
1
States / cities
Richmond, Virginia
Conditions
Heart Failure, Pulmonary Hypertension
Interventions
Exercise Training
Other
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years and older
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2026
U.S. locations
1
States / cities
Jacksonville, Florida
Conditions
Heart Failure, Transplant; Failure, Heart
Interventions
CPET exercise testing
Behavioral
Lead sponsor
Baylor Research Institute
Other
Eligibility
18 Years and older
Enrollment
27 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2027
U.S. locations
1
States / cities
Dallas, Texas
Completed Not applicable Interventional Accepts healthy volunteers

COSMED K5 Validation and Reliability Study

NCT05145192
Conditions
Cardiopulmonary, Exercise
Interventions
COSMED K5 CPET (Cardiopulmonary Exercise Test), ParvoMedics CPET
Device
Lead sponsor
Baylor Research Institute
Other
Eligibility
20 Years to 29 Years
Enrollment
34 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2023
U.S. locations
1
States / cities
Frisco, Texas
Enrolling by invitation Not applicable Interventional

Multidisciplinary Ventricular Assist Device Clinic

NCT05388019
Conditions
Heart Failure
Interventions
Multidisciplinary team clinic and assessments (Cardiopulmonary exercise test, six-minute-walk-test, MoCA, Quality of Life questionnaires), Caregiver Self-Assessment
Other · Behavioral
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years and older
Enrollment
110 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2026
U.S. locations
1
States / cities
Boston, Massachusetts
Conditions
Chronic Obstructive Pulmonary Disease, Pulmonary Hypertension
Interventions
Iloprost, Placebo
Drug
Lead sponsor
Actelion
Industry
Eligibility
40 Years to 75 Years
Enrollment
2 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012
U.S. locations
9
States / cities
Torrance, California • Jacksonville, Florida • Chicago, Illinois + 6 more
Completed Not applicable Interventional Results available

Nutrition and Aerobic Exercise in Chronic Stroke

NCT02043574
Conditions
Stroke
Interventions
Treadmill Exercise, Stretching (control)
Behavioral
Lead sponsor
VA Office of Research and Development
Federal
Eligibility
20 Years and older
Enrollment
51 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2019
U.S. locations
2
States / cities
Baltimore, Maryland • San Antonio, Texas
Conditions
Diabetes Mellitus, Type 2
Interventions
rosiglitazone, placebo
Drug
Lead sponsor
University of Texas Southwestern Medical Center
Other
Eligibility
18 Years and older
Enrollment
150 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2007
U.S. locations
1
States / cities
Dallas, Texas
Conditions
Pulmonary Arterial Hypertension
Interventions
Ranolazine, Placebo
Drug
Lead sponsor
University of Chicago
Other
Eligibility
18 Years to 72 Years
Enrollment
12 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2015
U.S. locations
1
States / cities
Chicago, Illinois
Conditions
Iron-sulfur Cluster Deficiency, Pulmonary Hypertension, Friedreich Ataxia
Interventions
Right Heart Catheterization, Blood draw
Procedure · Other
Lead sponsor
University of Pittsburgh
Other
Eligibility
18 Years to 60 Years
Enrollment
13 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2023
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Conditions
Parkinson Disease (PD)
Interventions
Guided Cycling, Non-Contact Boxing, Traditional Physical Therapy Program (Standard of Care)
Behavioral
Lead sponsor
University of Texas, El Paso
Other
Eligibility
50 Years and older
Enrollment
45 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2027
U.S. locations
2
States / cities
El Paso, Texas