Independent directory Public ClinicalTrials.gov records United States
Clear filters
ClinicalTrials.gov public records Last synced Sep 22, 2026, 3:58 AM EDT

Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.

Showing 25–48 of 24 matching trials from the live ClinicalTrials.gov search.
Local D1 index available.
Completed Not applicable Interventional Results available

Development & Testing of a Decision Aid for LVAD Placement

NCT02248974
Conditions
End-Stage Heart Failure, Bridge-to-Transplant LVAD Placement (BTT), Destination Therapy LVAD Placement (DT), Refusal of LVAD Placement (Decliners), LVAD Caregivers
Interventions
LVAD Decision Aid
Other
Lead sponsor
Baylor College of Medicine
Other
Eligibility
30 Years to 85 Years
Enrollment
98 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2017
U.S. locations
7
States / cities
New Orleans, Louisiana • Cleveland, Ohio • Oklahoma City, Oklahoma + 2 more
Conditions
Influenza, COVID-19, Vaccination Hesitancy
Interventions
Text message influenza vaccine reminders, Text message COVID-19 vaccine reminders, Text message influenza and COVID-19 vaccine reminders
Behavioral
Lead sponsor
Columbia University
Other
Eligibility
6 Months to 17 Years
Enrollment
66,147 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2025
U.S. locations
4
States / cities
Itasca, Illinois • New York, New York • Philadelphia, Pennsylvania
Conditions
COVID-19, Vaccine Uptake
Interventions
Tough Talks COVID
Behavioral
Lead sponsor
Florida State University
Other
Eligibility
18 Years to 29 Years
Enrollment
360 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2024
U.S. locations
1
States / cities
Tallahassee, Florida
Not listed Not applicable Interventional Accepts healthy volunteers

Group Intervention on Vaccine Confidence

NCT05891626
Conditions
Vaccination Refusal
Interventions
Group intervention
Behavioral
Lead sponsor
MultiCare Health System Research Institute
Other
Eligibility
18 Years and older
Enrollment
429 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2024
U.S. locations
1
States / cities
Puyallup, Washington
Completed Not applicable Interventional Accepts healthy volunteers Results available

Emails Promoting COVID-19 Vaccination Among Healthcare Workers

NCT04728594
Conditions
Vaccination Refusal, Communication
Interventions
Social Proof, Reframing, Scarcity Message
Behavioral
Lead sponsor
Geisinger Clinic
Other
Eligibility
Not listed
Enrollment
9,566 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021
U.S. locations
1
States / cities
Danville, Pennsylvania
Conditions
COVID-19
Interventions
Standard implementation webinar and online training, Virtual facilitation
Behavioral
Lead sponsor
University of North Carolina, Chapel Hill
Other
Eligibility
18 Years to 99 Years
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2025
U.S. locations
1
States / cities
Chapel Hill, North Carolina
Not listed No phase listed Observational Accepts healthy volunteers

Health Research Participation: Experiences and Decisions of Military Members

NCT02518893
Conditions
Decision Making, Life Experiences
Interventions
Demographic Data, Interview
Other
Lead sponsor
University of Washington
Other
Eligibility
18 Years to 80 Years
Enrollment
50 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2018
U.S. locations
1
States / cities
Tacoma, Washington
Completed Not applicable Interventional Accepts healthy volunteers

Discussing COVID-19 Vaccines in Private Facebook Groups

NCT05422898
Conditions
COVID-19
Interventions
Gist messages on COVID-19 vaccination, COVID-19 vaccine information
Behavioral
Lead sponsor
George Washington University
Other
Eligibility
18 Years and older
Enrollment
508 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022
U.S. locations
1
States / cities
Washington D.C., District of Columbia
Conditions
Chronic Respiratory Failure, Tracheostomy Complication, Mechanical Ventilation Complication
Interventions
COVID 19 vaccine counseling
Behavioral
Lead sponsor
Northwell Health
Other
Eligibility
Up to 21 Years
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
1
States / cities
Lake Success, New York
Conditions
Sickle Cell Disease, COVID-19 Vaccine, Vaccine Hesitancy
Interventions
SCD-specific COVID-19 vaccination information (SCVI) video
Behavioral
Lead sponsor
Duke University
Other
Eligibility
18 Years to 100 Years
Enrollment
33 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2024
U.S. locations
1
States / cities
Durham, North Carolina
Completed Phase 1Phase 2 Interventional Results available

D-cycloserine and Treatment of Feeding Disorders

NCT01923896
Conditions
Feeding Disorders, Specific Phobia
Interventions
Behavioral Intervention, d-cycloserine (DCS), Placebo
Behavioral · Drug
Lead sponsor
Emory University
Other
Eligibility
18 Months to 6 Years
Enrollment
16 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013
U.S. locations
1
States / cities
Atlanta, Georgia
Conditions
Vaccine Refusal, Vaccine-Preventable Diseases, Physician-Patient Relations
Interventions
Immersive resident education, Standardized patient (SP) encounter
Other
Lead sponsor
Corewell Health East
Other
Eligibility
18 Years and older
Enrollment
112 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2025
U.S. locations
1
States / cities
Royal Oak, Michigan
Completed Not applicable Interventional Results available

RADx-UP Phase 3D (Oregon Saludable: Juntos Podemos)

NCT05910879
Conditions
Health Behavior, Health Care Utilization, Vaccine Hesitancy
Interventions
Self-Affirmation Implementation Intentions (SAII) Intervention, Promotores de Salud (Health Education)
Behavioral
Lead sponsor
University of Oregon
Other
Eligibility
18 Years and older
Enrollment
625 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2025
U.S. locations
1
States / cities
Eugene, Oregon
Conditions
Vaccination Refusal, COVID-19
Interventions
Factual messages, Narrative message, Mixed message
Behavioral
Lead sponsor
Johns Hopkins Bloomberg School of Public Health
Other
Eligibility
18 Years and older
Enrollment
2,409 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022
U.S. locations
1
States / cities
Baltimore, Maryland
Conditions
Vaccine Hesitancy, COVID-19 Testing, Community Health Workers
Interventions
Community Health Worker led curriculum
Behavioral
Lead sponsor
Charles Drew University of Medicine and Science
Other
Eligibility
16 Years and older
Enrollment
66 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2023
U.S. locations
2
States / cities
Los Angeles, California
Completed Not applicable Interventional Results available

Precision Vaccine Promotion in Underserved Populations

NCT05537441
Conditions
Influenza, Vaccine Hesitancy
Interventions
Text messaging
Behavioral
Lead sponsor
University of Southern California
Other
Eligibility
6 Months and older
Enrollment
228,831 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2023
U.S. locations
1
States / cities
Los Angeles, California
Completed Not applicable Interventional Accepts healthy volunteers

Boosting COVID-19 Vaccination Uptake Using Wastewater Surveillance

NCT06698497
Conditions
Vaccine Uptake
Interventions
Communication Campaign
Behavioral
Lead sponsor
Syracuse University
Other
Eligibility
Not listed
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2025
U.S. locations
1
States / cities
Syracuse, New York
Completed Not applicable Interventional Accepts healthy volunteers Results available

Trusted Messengers: Intervention to Promote COVID-19 Vaccination

NCT04981392
Conditions
Covid19, Vaccination
Interventions
Primary care text message outreach to unvaccinated patients and resources to support PCPs
Behavioral
Lead sponsor
University of Massachusetts, Worcester
Other
Eligibility
18 Years and older
Enrollment
21,844 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2023
U.S. locations
1
States / cities
Worcester, Massachusetts
Completed Not applicable Interventional Accepts healthy volunteers

Improving Vaccinations for Young Children (IVY)

NCT04203277
Conditions
Vaccination Refusal
Interventions
IVY
Other
Lead sponsor
Vanderbilt University Medical Center
Other
Eligibility
Not listed
Enrollment
8 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2020
U.S. locations
1
States / cities
Nashville, Tennessee
Conditions
Vaccine Hesitancy, Climate Change
Interventions
Social diffusion intervention
Behavioral
Lead sponsor
Johns Hopkins Bloomberg School of Public Health
Other
Eligibility
18 Years and older
Enrollment
600 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2024
U.S. locations
1
States / cities
Baltimore, Maryland
Conditions
Bipolar Disorder
Interventions
Psychoeducation module, Substance use module, Improved communication/rapport with provider module, Medication routines management module
Behavioral
Lead sponsor
University Hospitals Cleveland Medical Center
Other
Eligibility
18 Years and older
Enrollment
43 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2010
U.S. locations
1
States / cities
Cleveland, Ohio
Conditions
COVID-19, Vaccination Hesitancy, Health Misinformation, Communication
Interventions
Gamified misinformation refutation quiz, Refutational text blog post (active control)
Behavioral
Lead sponsor
University of South Carolina
Other
Eligibility
18 Years and older
Enrollment
4,071 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2023
U.S. locations
1
States / cities
Columbia, South Carolina
Conditions
Bipolar Disorder
Interventions
Psychoeducation module, Substance abuse module, Improved communication/rapport with provider module, Medication routines management module
Behavioral
Lead sponsor
Case Western Reserve University
Other
Eligibility
18 Years and older
Enrollment
43 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2010
U.S. locations
1
States / cities
Cleveland, Ohio
Completed Not applicable Interventional Accepts healthy volunteers Results available

Building Engagement Using Financial Incentives Trial - Colorectal Cancer Screening

NCT06124131
Conditions
Health Behavior, Colorectal Cancer, Influenza, COVID-19, Vaccine Hesitancy, Vaccine-Preventable Diseases, Healthcare Patient Acceptance
Interventions
Financial incentive for colorectal cancer screening, Financial incentive for flu shot, Financial incentive for COVID-19 shot
Behavioral
Lead sponsor
Tulane University
Other
Eligibility
45 Years to 75 Years
Enrollment
50 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2024
U.S. locations
1
States / cities
New Orleans, Louisiana