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ClinicalTrials.gov public records Last synced Oct 31, 2026, 1:44 AM EDT

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Showing 1177–1200 of 1,684 matching trials from the live ClinicalTrials.gov search.
Filters: Intervention: Health message Clear all
Completed Not applicable Interventional Accepts healthy volunteers Results available

In-Home Technology for Dementia Caregivers

NCT03828383
View directory record Official record
Conditions
Dementia, Alzheimer's Disease, Frontotemporal Dementia
Interventions
In-home technology, Limited in-home technology
Device
Lead sponsor
University of California, Berkeley
Other
Eligibility
18 Years and older
Enrollment
78 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2020
U.S. locations
5
States / cities
Berkeley, California • Los Angeles, California • Orange, California + 2 more
Source: ClinicalTrials.gov public record
Updated May 10, 2022 · Synced Oct 31, 2026, 1:44 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Philadelphia Telemedicine Glaucoma Detection and Follow-Up Study

NCT02390245
View directory record Official record
Conditions
Glaucoma, Glaucoma Suspect, Diabetic Retinopathy, Ocular Hypertension, Cataract, Branch Retinal Vein Occlusion, Branch Retinal Arterial Occlusion, Central Retinal Vein Occlusion, Central Retinal Artery Occlusion, Epi-retinal Membrane, Macular Degeneration, Drusen, Loss of Vision
Interventions
Free Eye Screenings, Enhanced Intervention, Usual Care
Other
Lead sponsor
Wills Eye
Other
Eligibility
40 Years and older
Enrollment
906 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2020
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Aug 22, 2022 · Synced Oct 31, 2026, 1:44 AM EDT
Completed Not applicable Interventional Results available

Using Explainable AI Risk Predictions to Nudge Influenza Vaccine Uptake

NCT05009251
View directory record Official record
Conditions
Influenza, Vaccination, Health Promotion, Health Behavior, Risk Reduction
Interventions
Reminder, Risk reduction, Medical records-based recommendation, Algorithm-based recommendation
Behavioral
Lead sponsor
National Bureau of Economic Research, Inc.
Other
Eligibility
18 Years and older
Enrollment
45,061 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
1
States / cities
Danville, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jan 3, 2025 · Synced Oct 31, 2026, 1:44 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Digital Health Intervention to Support Opioid Use Disorder Treatment

NCT03842384
View directory record Official record
Conditions
Opioid Use Disorder, Treatment Adherence
Interventions
iENDURE
Behavioral
Lead sponsor
Rhode Island Hospital
Other
Eligibility
18 Years and older
Enrollment
80 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2023
U.S. locations
1
States / cities
Providence, Rhode Island
Source: ClinicalTrials.gov public record
Updated Apr 10, 2024 · Synced Oct 31, 2026, 1:44 AM EDT
Enrolling by invitation Not applicable Interventional

A Patient-Oriented Research Mentoring Program in Tobacco Dependence and Implementation Science Research

NCT05852860
View directory record Official record
Conditions
HIV, Smoking, Tobacco Use, Nicotine Dependence
Interventions
Clinician Nudge, Patient Nudge
Other
Lead sponsor
Abramson Cancer Center at Penn Medicine
Other
Eligibility
Not listed
Enrollment
500 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2027
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Aug 14, 2026 · Synced Oct 31, 2026, 1:44 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

STI/HIV Intervention Behavioral Intervention Program

NCT04547413
View directory record Official record
Conditions
Sexually Transmitted Infections
Interventions
STI/HIV Intervention Behavioral Intervention Program
Behavioral
Lead sponsor
Madigan Army Medical Center
Federal
Eligibility
18 Years to 30 Years
Enrollment
155 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2024
U.S. locations
2
States / cities
Fayetteville, North Carolina • Tacoma, Washington
Source: ClinicalTrials.gov public record
Updated Dec 20, 2024 · Synced Oct 31, 2026, 1:44 AM EDT
Completed Not applicable Interventional Results available

TextFluenza: Using Technology To Promote Flu Vaccination In Underserved Maternal And Child Populations

NCT01146912
View directory record Official record
Conditions
Influenza
Interventions
Text Message, automated call
Other
Lead sponsor
Columbia University
Other
Eligibility
6 Months to 50 Years
Enrollment
30,537 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2012
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Oct 7, 2015 · Synced Oct 31, 2026, 1:44 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Getting Asian Americans INFORMED to Facilitate COVID-19 Testing and Vaccination

NCT04893265
View directory record Official record
Conditions
Educational Activities
Interventions
Text Messaging Only, INFORMED
Behavioral
Lead sponsor
University of California, San Francisco
Other
Eligibility
18 Years and older
Enrollment
247 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2024
U.S. locations
3
States / cities
Fresno, California • San Francisco, California • San Jose, California
Source: ClinicalTrials.gov public record
Updated May 14, 2025 · Synced Oct 31, 2026, 1:44 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Discussing COVID-19 Vaccines in Private Facebook Groups

NCT05422898
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Jun 21, 2022 · Synced Oct 31, 2026, 1:44 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Study to Evaluate the Health and Wellness Policies of the New Haven Public School District.

NCT02043626
View directory record Official record
Conditions
Chronic Diseases, Obesity
Interventions
DISTRICT WELLNESS COMMITTEE, NUTRITIONAL QUALITY OF FOODS AND BEVERAGES ON CAMPUS, HEALTH PROMOTION AND MARKETING, OPPORTUNITIES FOR PHYSICAL ACTIVITY
Other
Lead sponsor
Yale University
Other
Eligibility
9 Years to 14 Years
Enrollment
796 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2016
U.S. locations
1
States / cities
New Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated Jan 17, 2018 · Synced Oct 31, 2026, 1:44 AM EDT
Recruiting Not applicable Interventional

Preliminary Effectiveness of Enhanced Text Message + Incentives

NCT07420621
View directory record Official record
Conditions
Smoking Cessation, Pregnancy
Interventions
Text Messages, Incentives
Behavioral
Lead sponsor
University of Kansas Medical Center
Other
Eligibility
18 Years and older · Female only
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2027
U.S. locations
1
States / cities
Kansas City, Kansas
Source: ClinicalTrials.gov public record
Updated Jul 8, 2026 · Synced Oct 31, 2026, 1:44 AM EDT
Completed Not applicable Interventional

Improving Infant Nutrition in Southern Ethiopia

NCT03423472
View directory record Official record
Conditions
Nutrition Disorders
Interventions
Orange Fleshed Sweet Potato (OFSP) agriculture promotion and nutrition education on vitamin A intake, Healthy Baby Toolkit, Standart of care
Behavioral
Lead sponsor
Emory University
Other
Eligibility
Not listed
Enrollment
605 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2019
U.S. locations
1
States / cities
Atlanta, Georgia
Source: ClinicalTrials.gov public record
Updated Apr 4, 2019 · Synced Oct 31, 2026, 1:44 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Conectados: Social Networks and Social Media for Vaccine Uptake

NCT07096245
View directory record Official record
Conditions
Vaccination
Interventions
Vaccine Information Video Dissemination
Behavioral
Lead sponsor
University of California, San Francisco
Other
Eligibility
18 Years and older
Enrollment
507 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated Mar 6, 2026 · Synced Oct 31, 2026, 1:44 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

The Evaluation of Pulse: A Mobile Health App and Teen Pregnancy Prevention Program

NCT04043130
View directory record Official record
Conditions
Unprotected Sex, Contraceptive Usage
Interventions
Pulse
Behavioral
Lead sponsor
Child Trends
Other
Eligibility
18 Years to 20 Years · Female only
Enrollment
2,317 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2020
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Jun 16, 2020 · Synced Oct 31, 2026, 1:44 AM EDT
Completed Not applicable Interventional

SMART Project in Preventing Skin Cancer

NCT03177057
View directory record Official record
Conditions
Skin Carcinoma
Interventions
Compliance Monitoring, Health Telemonitoring, Questionnaire Administration
Behavioral · Other
Lead sponsor
Fox Chase Cancer Center
Other
Eligibility
18 Years to 29 Years · Female only
Enrollment
114 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2014
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Aug 1, 2018 · Synced Oct 31, 2026, 1:44 AM EDT
Completed Not applicable Interventional

Adult Influenza Vaccination Text Message Reminders With Electronic Health Record Alerts

NCT02284594
View directory record Official record
Conditions
Influenza
Interventions
text message
Behavioral
Lead sponsor
Columbia University
Other
Eligibility
18 Years and older
Enrollment
4,026 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2015
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated May 19, 2015 · Synced Oct 31, 2026, 1:44 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

MiVacunaLA: an Intervention to Improve COVID-19 Vaccination Behaviors Among Latinos

NCT05234372
View directory record Official record
Conditions
COVID-19 Pandemic
Interventions
mivacunaLA
Behavioral
Lead sponsor
Cedars-Sinai Medical Center
Other
Eligibility
18 Years to 75 Years
Enrollment
468 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022
U.S. locations
2
States / cities
Los Angeles, California • Malibu, California
Source: ClinicalTrials.gov public record
Updated Dec 16, 2025 · Synced Oct 31, 2026, 1:44 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Culturally Appropriate Nutrition Communication for Mexican American Women

NCT04352530
View directory record Official record
Conditions
Lifestyle Risk Reduction, Nutrition Poor, Chronic Disease, Obesity, Cancer, Breast
Interventions
Health Communication
Other
Lead sponsor
University of California, Merced
Other
Eligibility
18 Years to 29 Years
Enrollment
881 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2022
U.S. locations
1
States / cities
Merced, California
Source: ClinicalTrials.gov public record
Updated May 9, 2023 · Synced Oct 31, 2026, 1:44 AM EDT
Enrolling by invitation Not applicable Interventional

Fixed-Dose Combinations Pragmatic Randomized Implementation Trial for Blood Pressure Control

NCT07228065
View directory record Official record
Conditions
Hypertension, Primary Care
Interventions
Provider nudge, Patient nudge, Pharmacist Virtual Visit
Behavioral
Lead sponsor
Brigham and Women's Hospital
Other
Eligibility
18 Years to 80 Years
Enrollment
720 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2027
U.S. locations
1
States / cities
Milwaukee, Wisconsin
Source: ClinicalTrials.gov public record
Updated Aug 11, 2026 · Synced Oct 31, 2026, 1:44 AM EDT
Completed Not applicable Interventional

Implementation Science Approach to Enhancing Depression Treatment in Collaborative Depression Care Settings ( DepCare )

NCT05085886
View directory record Official record
Conditions
Depressive Symptoms
Interventions
DepCare, Enhanced Usual Care
Behavioral
Lead sponsor
Columbia University
Other
Eligibility
18 Years and older
Enrollment
605 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2023
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Feb 14, 2025 · Synced Oct 31, 2026, 1:44 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

eTest: Real-time, Remote Monitoring System for Home-based HIV Testing Among High-risk Men Who Have Sex With Men

NCT03654690
View directory record Official record
Conditions
HIV Infections
Interventions
HIV self-test, Counseling
Diagnostic Test · Behavioral
Lead sponsor
Brown University
Other
Eligibility
18 Years and older · Male only
Enrollment
811 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2023
U.S. locations
1
States / cities
Providence, Rhode Island
Source: ClinicalTrials.gov public record
Updated Apr 10, 2025 · Synced Oct 31, 2026, 1:44 AM EDT
Completed Not applicable Interventional

Text Messaging Intervention to Improve Retention in Care and Virologic Suppression in an Urban HIV-Infected Population

NCT01917994
View directory record Official record
Conditions
HIV, Patient Adherence, Mobile Technology
Interventions
Text Messages, Appointment Reminders
Behavioral
Lead sponsor
University of California, San Francisco
Other
Eligibility
18 Years and older
Enrollment
230 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2016
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated Feb 8, 2017 · Synced Oct 31, 2026, 1:44 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Integrating Cancer Control Referrals and Navigators Into United Way 211 Missouri

NCT01027741
View directory record Official record
Conditions
Cancer
Interventions
Phone Referral, Tailored Cancer Communication, Cancer Control Navigator
Behavioral
Lead sponsor
Washington University School of Medicine
Other
Eligibility
18 Years and older
Enrollment
4,762 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2011
U.S. locations
1
States / cities
St Louis, Missouri
Source: ClinicalTrials.gov public record
Updated May 11, 2018 · Synced Oct 31, 2026, 1:44 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Evaluation of a Middle School Comprehensive Sexual Health Media Literacy Education Program

NCT02359422
View directory record Official record
Conditions
Safe Sex
Interventions
Media Aware-Sexual Health
Behavioral
Lead sponsor
Innovation Research & Training
Other
Eligibility
10 Years to 15 Years
Enrollment
1,017 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2015
U.S. locations
1
States / cities
Durham, North Carolina
Source: ClinicalTrials.gov public record
Updated Nov 20, 2015 · Synced Oct 31, 2026, 1:44 AM EDT