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ClinicalTrials.gov public records Last synced Oct 6, 2026, 9:47 AM EDT

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Showing 25–48 of 88 matching trials from the live ClinicalTrials.gov search.
Filters: Sponsor: Texas Heart Institute Clear all
Not yet recruiting Not applicable Interventional

Impact of Intravenous Caffeine on Atrial Electrical Properties and Potential Arrythmia Induction

NCT05464940
View directory record Official record
Conditions
Atrial Fibrillation
Interventions
Intravenous caffeine, Masked Placebo
Other
Lead sponsor
Kansas City Heart Rhythm Research Foundation
Other
Eligibility
21 Years to 90 Years
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2026
U.S. locations
9
States / cities
Loma Linda, California • Overland Park, Kansas • Independence, Missouri + 2 more
Source: ClinicalTrials.gov public record
Updated Aug 28, 2025 · Synced Oct 6, 2026, 9:47 AM EDT
Completed No phase listed Observational

Long-Term Sequelae of SARS-COV-2 Infection: Diabetes Mellitus

NCT05867017
View directory record Official record
Conditions
COVID-19, Diabete Mellitus
Interventions
Measure of physiologic parameters
Other
Lead sponsor
The University of Texas Health Science Center at San Antonio
Other
Eligibility
18 Years to 75 Years
Enrollment
23 participants
Timeline
2023 – 2025
U.S. locations
1
States / cities
San Antonio, Texas
Source: ClinicalTrials.gov public record
Updated Jan 7, 2026 · Synced Oct 6, 2026, 9:47 AM EDT
Completed Phase 3 Interventional Accepts healthy volunteers

Genetics Informatics Trial (GIFT) of Warfarin to Prevent DVT

NCT01006733
View directory record Official record
Conditions
Thromboembolism
Interventions
Pharmacogenetic, Target INR 1.8
Genetic · Drug
Lead sponsor
Washington University School of Medicine
Other
Eligibility
65 Years and older
Enrollment
1,598 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2016
U.S. locations
6
States / cities
Chicago, Illinois • St Louis, Missouri • New York, New York + 2 more
Source: ClinicalTrials.gov public record
Updated Dec 29, 2016 · Synced Oct 6, 2026, 9:47 AM EDT
Enrolling by invitation No phase listed Observational

Adult Sleep Health in the Rural Appalachia and Mississippi Delta Region and Its Relationships With Cardiometabolic Health Disparities.

NCT06336525
View directory record Official record
Conditions
Sleep Apnea, Insomnia, Sleep Deprivation, Sleep Disorders, Circadian Rhythm, Sleepiness, Excessive Daytime, Fatigue
Interventions
Not listed
Lead sponsor
Brigham and Women's Hospital
Other
Eligibility
25 Years to 65 Years
Enrollment
3,680 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2027
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Oct 27, 2025 · Synced Oct 6, 2026, 9:47 AM EDT
Completed Phase 4 Interventional Results available

Antidepressant Treatment at an Inner City Asthma Clinic

NCT01324700
View directory record Official record
Conditions
Depression, Asthma
Interventions
High severity group: Escitalopram, High severity group: Placebo, Low severity group: Escitalopram, Low severity group: Placebo
Drug
Lead sponsor
University of Texas Southwestern Medical Center
Other
Eligibility
18 Years to 70 Years
Enrollment
139 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2015
U.S. locations
1
States / cities
Dallas, Texas
Source: ClinicalTrials.gov public record
Updated May 22, 2018 · Synced Oct 6, 2026, 9:47 AM EDT
Completed Phase 1 Interventional

Intra-coronary Infusion of Bone Marrow Derived Autologous CD34+ Selected Cells in Patients With Acute Myocardial Infarction

NCT00313339
View directory record Official record
Conditions
Myocardial Infarction, Coronary Artery Disease
Interventions
Intra-coronary infusion
Drug
Lead sponsor
Emory University
Other
Eligibility
18 Years to 75 Years
Enrollment
31 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2013
U.S. locations
1
States / cities
Atlanta, Georgia
Source: ClinicalTrials.gov public record
Updated Nov 18, 2013 · Synced Oct 6, 2026, 9:47 AM EDT
Completed Phase 3 Interventional Accepts healthy volunteers

Pomegranate Products for Prevention of Common Cold

NCT00617318
View directory record Official record
Conditions
Influenza, Common Cold, Cough, Headache, Fever
Interventions
Pomegranate, Placebo
Dietary Supplement
Lead sponsor
Texas Heart Institute
Other
Eligibility
21 Years to 49 Years
Enrollment
461 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007
U.S. locations
1
States / cities
San Diego, California
Source: ClinicalTrials.gov public record
Updated Feb 18, 2008 · Synced Oct 6, 2026, 9:47 AM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

A Randomized Control Trial of Conversations Advancing Resilience and Empowerment (CARE) Intervention

NCT07698964
View directory record Official record
Conditions
Quality of Life, Health Promotion, Blood Pressure Monitoring, Self
Interventions
Conversations Advancing Resilience and Empowerment (CARE)
Behavioral
Lead sponsor
University of Texas Rio Grande Valley
Other
Eligibility
18 Years to 49 Years · Female only
Enrollment
200 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2027
U.S. locations
2
States / cities
Edinburg, Texas • Houston, Texas
Source: ClinicalTrials.gov public record
Updated Jul 13, 2026 · Synced Oct 6, 2026, 9:47 AM EDT
Completed Not applicable Interventional Results available

Physical Activity in Children at Risk of Post-thrombotic Sequelae (PACT)

NCT03075761
View directory record Official record
Conditions
Post Thrombotic Syndrome, Deep Vein Thrombosis
Interventions
Fitbit, 30-minute education session
Device · Behavioral
Lead sponsor
University of Texas Southwestern Medical Center
Other
Eligibility
7 Years to 21 Years
Enrollment
111 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2019
U.S. locations
1
States / cities
Dallas, Texas
Source: ClinicalTrials.gov public record
Updated May 18, 2021 · Synced Oct 6, 2026, 9:47 AM EDT
Completed Phase 1 Interventional Results available

Stem Cell Injection in Cancer Survivors

NCT02509156
View directory record Official record
Conditions
Cardiomyopathy Due to Anthracyclines
Interventions
Allo-MSCs, Placebo
Biological
Lead sponsor
The University of Texas Health Science Center, Houston
Other
Eligibility
18 Years to 79 Years
Enrollment
46 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2020
U.S. locations
7
States / cities
Stanford, California • Gainesville, Florida • Miami, Florida + 4 more
Source: ClinicalTrials.gov public record
Updated Nov 5, 2020 · Synced Oct 6, 2026, 9:47 AM EDT
Completed No phase listed Observational Results available

Priapism in Boys and Men With Sickle Cell Disease - Demographics, Characteristics and Prevalence

NCT00300235
View directory record Official record
Conditions
Priapism, Anemia, Sickle Cell
Interventions
Not listed
Lead sponsor
University of Texas Southwestern Medical Center
Other
Eligibility
5 Years and older · Male only
Enrollment
1,464 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2008
U.S. locations
27
States / cities
Mobile, Alabama • Davis, California • Oakland, California + 16 more
Source: ClinicalTrials.gov public record
Updated Feb 1, 2019 · Synced Oct 6, 2026, 9:47 AM EDT
Active, not recruiting Phase 4 Interventional

Long-term Effectiveness of the Antiobesity Medication Phentermine

NCT05176626
View directory record Official record
Conditions
Obesity, Obesity; Drug, Lifestyle, Healthy
Interventions
Online Lifestyle Behavioral Therapy, Phentermine Hydrochloride 8 MG
Behavioral · Drug
Lead sponsor
Wake Forest University Health Sciences
Other
Eligibility
18 Years to 70 Years
Enrollment
870 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2026
U.S. locations
4
States / cities
Los Angeles, California • Saint Louis Park, Minnesota • Winston-Salem, North Carolina + 1 more
Source: ClinicalTrials.gov public record
Updated Mar 31, 2026 · Synced Oct 6, 2026, 9:47 AM EDT
Active, not recruiting No phase listed Observational Accepts healthy volunteers

Risk Underlying Rural Areas Longitudinal Cohort Study (RURAL) Heart and Lung Study

NCT05006729
View directory record Official record
Conditions
Rural Health, Pulmonary Disease, Heart Diseases
Interventions
Not listed
Lead sponsor
The University of Texas Health Science Center at San Antonio
Other
Eligibility
25 Years to 64 Years
Enrollment
4,600 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2031
U.S. locations
1
States / cities
Birmingham, Alabama
Source: ClinicalTrials.gov public record
Updated Jun 26, 2026 · Synced Oct 6, 2026, 9:47 AM EDT
Completed Not applicable Interventional

Translating the ABCS Into HIV Care

NCT03902431
View directory record Official record
Conditions
HIV, Cardiovascular Risk Factor
Interventions
ABCS training
Behavioral
Lead sponsor
University of Rochester
Other
Eligibility
40 Years to 79 Years
Enrollment
4,277 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2024
U.S. locations
1
States / cities
Rochester, New York
Source: ClinicalTrials.gov public record
Updated Sep 19, 2024 · Synced Oct 6, 2026, 9:47 AM EDT
Recruiting Not applicable Interventional

Multicomponent Intervention Study- Blood Donors With High Cholesterol

NCT05693701
View directory record Official record
Conditions
Lipid Metabolism Disorder
Interventions
Implementation Strategy Bundle, Usual care notification
Behavioral · Other
Lead sponsor
University of Texas Southwestern Medical Center
Other
Eligibility
18 Years to 75 Years
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2027
U.S. locations
1
States / cities
Dallas, Texas
Source: ClinicalTrials.gov public record
Updated Mar 17, 2026 · Synced Oct 6, 2026, 9:47 AM EDT
Recruiting No phase listed Observational

Determining the Association of TTR Stabilizing Therapy With Circulating TTR Amyloid Aggregates Over Time in Patients With ATTR-CM: Longitudinal Biomarker Study

NCT07196839
View directory record Official record
Conditions
Transthyretin (TTR) Amyloid Cardiomyopathy
Interventions
Not listed
Lead sponsor
University of Texas Southwestern Medical Center
Other
Eligibility
30 Years to 80 Years
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2027
U.S. locations
1
States / cities
Dallas, Texas
Source: ClinicalTrials.gov public record
Updated Jan 7, 2026 · Synced Oct 6, 2026, 9:47 AM EDT
Recruiting No phase listed Observational

Identification of Genomic Predictors of Adverse Events After Cardiac Surgery

NCT01258231
View directory record Official record
Conditions
Heart; Dysfunction Postoperative, Cardiac Surgery, Genetic Predisposition to Disease, Atrial Fibrillation, Myocardial Infarction, Heart Failure
Interventions
Not listed
Lead sponsor
Brigham and Women's Hospital
Other
Eligibility
20 Years to 90 Years
Enrollment
4,000 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2000 – 2030
U.S. locations
3
States / cities
Boston, Massachusetts • Dallas, Texas • Houston, Texas
Source: ClinicalTrials.gov public record
Updated Aug 22, 2024 · Synced Oct 6, 2026, 9:47 AM EDT
Enrolling by invitation No phase listed Observational Accepts healthy volunteers

Imaging Lymphatic Function in Normal Subjects and in Persons With Lymphatic Disorders

NCT00833599
View directory record Official record
Conditions
Lymphedema, Lymphatic Disorders, Lipedema, Vascular Malformation, Vascular Anomaly, Dercum Disease
Interventions
NIRFLI with ICG
Drug
Lead sponsor
The University of Texas Health Science Center, Houston
Other
Eligibility
3 Months and older
Enrollment
283 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2030
U.S. locations
3
States / cities
Houston, Texas • The Woodlands, Texas
Source: ClinicalTrials.gov public record
Updated Mar 10, 2026 · Synced Oct 6, 2026, 9:47 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Analyzing How Genetics May Affect Response to High Blood Pressure Medications

NCT00563901
View directory record Official record
Conditions
Hypertension, Coronary Disease, Cerebrovascular Accident
Interventions
Not listed
Lead sponsor
University of Alabama at Birmingham
Other
Eligibility
55 Years and older
Enrollment
37,939 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2000 – 2004
U.S. locations
2
States / cities
Minneapolis, Minnesota • Houston, Texas
Source: ClinicalTrials.gov public record
Updated Mar 4, 2014 · Synced Oct 6, 2026, 9:47 AM EDT
Recruiting Phase 2 Interventional

A Polypill for Acute Coronary Syndrome

NCT07032389
View directory record Official record
Conditions
Acute Coronary Syndrome
Interventions
Polypill
Combination Product
Lead sponsor
University of Texas Southwestern Medical Center
Other
Eligibility
18 Years and older
Enrollment
1,000 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2030
U.S. locations
4
States / cities
Dallas, Texas
Source: ClinicalTrials.gov public record
Updated Sep 23, 2026 · Synced Oct 6, 2026, 9:47 AM EDT
Completed No phase listed Observational

Primary Care, Communication, and Improving Children's Health

NCT02277899
View directory record Official record
Conditions
Childhood Obesity, Overweight, Communication, Weight Loss
Interventions
Communication regarding overweight status, Risk-factor assessment and counseling, Lifestyle behavior assessment and counseling, Interval follow-up to readdress weight, Patient-centered communication
Other
Lead sponsor
University of Texas Southwestern Medical Center
Other
Eligibility
6 Years to 12 Years
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2017
U.S. locations
1
States / cities
Dallas, Texas
Source: ClinicalTrials.gov public record
Updated May 19, 2020 · Synced Oct 6, 2026, 9:47 AM EDT
Completed Not applicable Interventional

Randomized Trial of Physical Activity Self-Management Intervention for Patients With COPD

NCT01108991
View directory record Official record
Conditions
Chronic Obstructive Pulmonary Disease
Interventions
Physical activity self-management, COPD education + Usual care
Behavioral · Other
Lead sponsor
The University of Texas Health Science Center at Tyler
Other
Eligibility
45 Years and older
Enrollment
325 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2014
U.S. locations
1
States / cities
Tyler, Texas
Source: ClinicalTrials.gov public record
Updated Dec 29, 2015 · Synced Oct 6, 2026, 9:47 AM EDT
Completed Phase 4 Interventional Results available

Chronic Hypertension and Pregnancy (CHAP) Project

NCT02299414
View directory record Official record
Conditions
Hypertension
Interventions
Anti-hypertensive therapy, No anti-hypertensive therapy (unless BP is severe)
Drug · Other
Lead sponsor
University of Alabama at Birmingham
Other
Eligibility
12 Years and older · Female only
Enrollment
2,408 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2022
U.S. locations
72
States / cities
Birmingham, Alabama • Mobile, Alabama • Little Rock, Arkansas + 54 more
Source: ClinicalTrials.gov public record
Updated May 17, 2023 · Synced Oct 6, 2026, 9:47 AM EDT
Not listed No phase listed Observational

Chronic Obstructive Pulmonary Disease (COPD) Activity: Serotonin Transporter (SERT), Cytokines and Depression (CASCADE Study)

NCT01074515
View directory record Official record
Conditions
Chronic Obstructive Pulmonary Disease
Interventions
Not listed
Lead sponsor
University of Washington
Other
Eligibility
40 Years and older
Enrollment
350 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2016
U.S. locations
4
States / cities
San Antonio, Texas • Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Dec 3, 2015 · Synced Oct 6, 2026, 9:47 AM EDT