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ClinicalTrials.gov public records Last synced Oct 23, 2026, 9:52 AM EDT

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Showing 481–504 of 3,122 matching trials from the live ClinicalTrials.gov search.
Filters: Intervention: Messaging Clear all
Terminated Not applicable Interventional

Syntrillo Telehealth Stroke Risk Reduction Study

NCT07124728
View directory record Official record
Conditions
Hypertension, Hypertension (HTN), Stroke Prevention, Cardiovascular Risk Factor
Interventions
Technology-enabled Telehealth Care Plan, Blood Pressure Monitoring Device, Tenovi Smart Pillbox, Wearable Activity Trackers (Fitbit or Apple Watch), Healthie EHR, Secure Messaging Platforms (TigerConnect, Weave, AirCall), Antihypertensive Medication Management, Statin Medication Management, Antiplatelet or Anticoagulant Therapy, Laboratory Blood Test Collection
Behavioral · Device · Other + 2 more
Lead sponsor
Syntrillo, Inc
Other
Eligibility
30 Years and older
Enrollment
11 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2026
U.S. locations
1
States / cities
Charlottesville, Virginia
Source: ClinicalTrials.gov public record
Updated Jul 30, 2026 · Synced Oct 23, 2026, 9:52 AM EDT
Terminated Not applicable Interventional Accepts healthy volunteers Results available

Penn State TXT2STAYQUIT Study- a Texting Study to Help Hospitalized Smokers Stay Quit

NCT02986711
View directory record Official record
Conditions
Nicotine Dependence, Cigarettes
Interventions
Motivational Text Messages, Control
Behavioral
Lead sponsor
Milton S. Hershey Medical Center
Other
Eligibility
18 Years and older
Enrollment
158 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2015
U.S. locations
1
States / cities
Hershey, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Dec 19, 2018 · Synced Oct 23, 2026, 9:52 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

A Trial Assessing the Effectiveness of Text Messages in Improving Continuation of Birth Control

NCT01545609
View directory record Official record
Conditions
Initiation of a Birth Control Method
Interventions
Text messaging
Other
Lead sponsor
Icahn School of Medicine at Mount Sinai
Other
Eligibility
15 Years to 19 Years · Female only
Enrollment
220 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2013
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Dec 24, 2013 · Synced Oct 23, 2026, 9:52 AM EDT
Completed Not applicable Interventional

Helping Employees Lose Pounds

NCT02853877
View directory record Official record
Conditions
Weight Loss
Interventions
Weekly Incentive
Behavioral
Lead sponsor
University of Michigan
Other
Eligibility
18 Years to 70 Years
Enrollment
62 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2017
U.S. locations
1
States / cities
Ann Arbor, Michigan
Source: ClinicalTrials.gov public record
Updated Apr 18, 2017 · Synced Oct 23, 2026, 9:52 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Plan and Pledge, HIV Self-testing in South Africa

NCT03898557
View directory record Official record
Conditions
Human Immunodeficiency Virus
Interventions
Provision of HIV self-test with Commitment and planning prompts, Provision of HIV self-test
Behavioral
Lead sponsor
University of Pennsylvania
Other
Eligibility
19 Years and older
Enrollment
1,479 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jun 26, 2024 · Synced Oct 23, 2026, 9:52 AM EDT
Not listed Not applicable Interventional Accepts healthy volunteers

F.A.S.T.-BE FAST Stroke Warning Signs Study

NCT06483165
View directory record Official record
Conditions
Stroke, Acute
Interventions
BE FAST Educational video, F.A.S.T. Educational Video
Other
Lead sponsor
American Heart Association
Other
Eligibility
19 Years and older
Enrollment
2,000 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024
U.S. locations
1
States / cities
Dallas, Texas
Source: ClinicalTrials.gov public record
Updated Jul 3, 2024 · Synced Oct 23, 2026, 9:52 AM EDT
Terminated Not applicable Interventional Accepts healthy volunteers Results available

The Sleep and Teamwork in EMS Study

NCT04456764
View directory record Official record
Conditions
Fatigue, Sleep
Interventions
SaFTiE, Attention Placebo Control
Behavioral
Lead sponsor
University of Pittsburgh
Other
Eligibility
18 Years and older
Enrollment
708 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2024
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated May 18, 2025 · Synced Oct 23, 2026, 9:52 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Impacts of Alcohol Warning Labels: An Online Experiment

NCT06442800
View directory record Official record
Conditions
Alcohol Drinking
Interventions
Liver Cancer, Throat and Mouth Cancer, Colorectal Cancer, Multiple Cancers, Liver Disease, Hypertension, Dementia, Drinking Guidelines, Current Warning, Control
Behavioral
Lead sponsor
University of North Carolina, Chapel Hill
Other
Eligibility
21 Years and older
Enrollment
1,123 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024
U.S. locations
1
States / cities
Chapel Hill, North Carolina
Source: ClinicalTrials.gov public record
Updated Aug 15, 2025 · Synced Oct 23, 2026, 9:52 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Engaging Native Hawaiian/Pacific Islanders and Activating Communities to Take Steps (ENACTS)

NCT03484364
View directory record Official record
Conditions
Hypertension
Interventions
ENACTS
Behavioral
Lead sponsor
Washington State University
Other
Eligibility
18 Years and older
Enrollment
182 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2025
U.S. locations
1
States / cities
Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Oct 20, 2025 · Synced Oct 23, 2026, 9:52 AM EDT
Completed Not applicable Interventional

Behavioral CVD Prevention Using Informatics

NCT02752464
View directory record Official record
Conditions
Health Behavior
Interventions
Counseling, feedback report
Behavioral
Lead sponsor
Boston Medical Center
Other
Eligibility
18 Years to 65 Years
Enrollment
105 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2018
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jul 2, 2018 · Synced Oct 23, 2026, 9:52 AM EDT
Active, not recruiting Not applicable Interventional Accepts healthy volunteers

CONNECTing to LungCare

NCT06213532
View directory record Official record
Conditions
Smoking Cessation, Cigarette Smoking-Related Carcinoma, Lung Carcinoma
Interventions
Smoking Cessation Intervention, Saliva Collection, Survey Administration
Behavioral · Other
Lead sponsor
University of California, San Francisco
Other
Eligibility
18 Years and older
Enrollment
53 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2026
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated Oct 5, 2026 · Synced Oct 23, 2026, 9:52 AM EDT
Completed Not applicable Interventional Results available

COach2Quit TRIAL: Assessing a Prototype Personal Carbon Monoxide Monitor for Smoking Cessation

NCT03142932
View directory record Official record
Conditions
Smoking, Smoking Cessation
Interventions
Individualized carbon monoxide (iCO) monitor, COach2Quit smartphone application, Cessation counseling
Device · Other · Behavioral
Lead sponsor
Johns Hopkins University
Other
Eligibility
18 Years and older
Enrollment
102 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Oct 4, 2019 · Synced Oct 23, 2026, 9:52 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Developing and Testing a Brief Intervention for Problem Gambling in Credit Counseling

NCT04064749
View directory record Official record
Conditions
Gambling Problem
Interventions
Text messages
Behavioral
Lead sponsor
University of Maryland, Baltimore
Other
Eligibility
18 Years and older
Enrollment
45 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2023
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Apr 10, 2024 · Synced Oct 23, 2026, 9:52 AM EDT
Not yet recruiting Not applicable Interventional

Improving Access to Opioid Use Disorder Treatment Among Marginalized Patients With a Tailored Telehealth Intervention

NCT06341608
View directory record Official record
Conditions
Opioid Use Disorder
Interventions
Telehealth for opioid use disorder treatment delivery
Behavioral
Lead sponsor
University of Pennsylvania
Other
Eligibility
18 Years and older
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2028
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jun 9, 2026 · Synced Oct 23, 2026, 9:52 AM EDT
Completed Not applicable Interventional Results available

Walking and mHealth to Increase Participation in Parkinson Disease

NCT03517371
View directory record Official record
Conditions
Parkinson Disease
Interventions
mHealth delivered exercise program, Exercise only
Other
Lead sponsor
Boston University Charles River Campus
Other
Eligibility
18 Years and older
Enrollment
140 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2024
U.S. locations
2
States / cities
Boston, Massachusetts • St Louis, Missouri
Source: ClinicalTrials.gov public record
Updated Mar 26, 2025 · Synced Oct 23, 2026, 9:52 AM EDT
Completed Phase 1Phase 2 Interventional Accepts healthy volunteers

Text Messaging-Based Smoking Cessation Program for Homeless Youth

NCT03874585
View directory record Official record
Conditions
Cigarette Smoking
Interventions
Group counseling and nicotine replacement, Group counseling, nicotine replacement, and text messaging support
Behavioral
Lead sponsor
RAND
Other
Eligibility
18 Years to 25 Years
Enrollment
77 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2020
U.S. locations
3
States / cities
Los Angeles, California • Venice, California
Source: ClinicalTrials.gov public record
Updated Jul 22, 2020 · Synced Oct 23, 2026, 9:52 AM EDT
Completed Not applicable Interventional Results available

Self-Management App for Patients With Left-Ventricular Assist Devices

NCT03049748
View directory record Official record
Conditions
Heart Failure
Interventions
Mobile phone app (VAD Care App), Usual LVAD Care
Device · Other
Lead sponsor
University of Michigan
Other
Eligibility
21 Years to 80 Years
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2019
U.S. locations
3
States / cities
St Louis, Missouri • Lincoln, Nebraska • New York, New York
Source: ClinicalTrials.gov public record
Updated Jun 16, 2020 · Synced Oct 23, 2026, 9:52 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Messaging Strategies to Increase Peer Education on COVID-19 Vaccination and Climate Change

NCT05530044
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Jan 24, 2024 · Synced Oct 23, 2026, 9:52 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Developing and Strengthening Cannabis Warnings: Warning Message Testing

NCT07699198
View directory record Official record
Conditions
Cannabis, Marijuana Use
Interventions
Constituents, Cognitive Functioning, Cardiovascular Health, Motor Vehicle Crashes, Dependence, Psychosis and Schizophrenia, Mental Health, Reproductive Health, Respiratory Health, Edibles, Cannabis Hyperemesis Syndrome, Control
Behavioral
Lead sponsor
University of North Carolina, Chapel Hill
Other
Eligibility
18 Years and older
Enrollment
1,750 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026
U.S. locations
1
States / cities
Chapel Hill, North Carolina
Source: ClinicalTrials.gov public record
Updated Oct 6, 2026 · Synced Oct 23, 2026, 9:52 AM EDT
Completed Not applicable Interventional

A Self-care Mobile Health App in Individuals With Heart Failure

NCT03509506
View directory record Official record
Conditions
Self-Management, Mobile Applications, Heart Failure
Interventions
App Group
Behavioral
Lead sponsor
Texas Woman's University
Other
Eligibility
18 Years and older
Enrollment
18 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2021
U.S. locations
1
States / cities
Dallas, Texas
Source: ClinicalTrials.gov public record
Updated Apr 25, 2022 · Synced Oct 23, 2026, 9:52 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Effectiveness of an mHealth Colorectal Cancer Screening Intervention

NCT02088333
View directory record Official record
Conditions
Colorectal Neoplasms
Interventions
mCRC intervention, Healthy Lifestyles video
Behavioral
Lead sponsor
Wake Forest University Health Sciences
Other
Eligibility
50 Years to 74 Years
Enrollment
450 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2016
U.S. locations
6
States / cities
Advance, North Carolina • Mount Airy, North Carolina • Wilkesboro, North Carolina + 1 more
Source: ClinicalTrials.gov public record
Updated Feb 17, 2022 · Synced Oct 23, 2026, 9:52 AM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Furthering Equity Through Infant Feeding EDucation and Support

NCT05441709
View directory record Official record
Conditions
Breastfeeding
Interventions
Ci-BPC with Standard of Care (SOC)
Behavioral
Lead sponsor
Endeavor Health
Other
Eligibility
18 Years to 45 Years
Enrollment
990 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2026
U.S. locations
4
States / cities
Chicago, Illinois • Evanston, Illinois • Highland Park, Illinois
Source: ClinicalTrials.gov public record
Updated Dec 9, 2025 · Synced Oct 23, 2026, 9:52 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Understanding COVID-19 Testing Knowledge and Practices Among 2-1-1 Helpline Callers

NCT05812599
View directory record Official record
Conditions
Communication, Health Knowledge, Attitudes, Practice
Interventions
Educational Module
Other
Lead sponsor
Washington University School of Medicine
Other
Eligibility
18 Years and older
Enrollment
298 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2023
U.S. locations
1
States / cities
St Louis, Missouri
Source: ClinicalTrials.gov public record
Updated Apr 13, 2023 · Synced Oct 23, 2026, 9:52 AM EDT
Completed Not applicable Interventional

Improving Drug Adherence Among Adolescents in Uganda Using SMS Reminders

NCT02128087
View directory record Official record
Conditions
Human Immunodeficiency Virus
Interventions
Two-way SMS intervention, One-way SMS intervention group
Behavioral
Lead sponsor
RAND
Other
Eligibility
15 Years to 24 Years
Enrollment
330 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2017
U.S. locations
1
States / cities
Santa Monica, California
Source: ClinicalTrials.gov public record
Updated Apr 14, 2017 · Synced Oct 23, 2026, 9:52 AM EDT