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ClinicalTrials.gov public records Last synced Oct 20, 2026, 5:16 AM EDT

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Showing 25–48 of 632 matching trials from the live ClinicalTrials.gov search.
Filters: Intervention: No Messaging Clear all
Completed Not applicable Interventional Results available

EHR-Based Medication Complete Communication Strategy to Promote Safe Opioid Use

NCT02431793
View directory record Official record
Conditions
Opioid Use, Unspecified
Interventions
EMC2 Strategy, SMS Text Reminders
Behavioral
Lead sponsor
Northwestern University
Other
Eligibility
18 Years and older
Enrollment
652 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2018
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Sep 25, 2019 · Synced Oct 20, 2026, 5:16 AM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Neuroimaging Approaches to Improve Prediction of Smoking Initiation and Nicotine Escalation in Young Adult ENDS Users

NCT05447325
View directory record Official record
Conditions
Message Exposure (Sequence: Regular Then Flavor), Message Exposure (Sequence: Flavor Then Regular), No Message Exposure (Control Condition)
Interventions
Exposure to Anti-Vaping Messages (generic themes then flavor-specific themes), Exposure to Anti-Vaping Messages (flavor-specific themes then generic themes), Exposure to Anti-Vaping Messages (no message exposure)
Behavioral
Lead sponsor
University of Georgia
Other
Eligibility
18 Years to 29 Years
Enrollment
180 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2026
U.S. locations
1
States / cities
Athens, Georgia
Source: ClinicalTrials.gov public record
Updated Apr 3, 2026 · Synced Oct 20, 2026, 5:16 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Sexual and Gender Minority Youth (SGMY) and Online Interventions to Increase Help-seeking for Anxiety and/or Depression

NCT06083987
View directory record Official record
Conditions
Anxiety, Depression, Adolescent Behavior, Sexual and Gender Minorities
Interventions
Intersectionality and Identity, Confidentiality, Educating Your Community, How to find Affirming Caregivers, Control Group - No Interventions
Behavioral
Lead sponsor
University of Pittsburgh
Other
Eligibility
14 Years to 19 Years
Enrollment
81 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Oct 21, 2025 · Synced Oct 20, 2026, 5:16 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Adolescent Acts of Kindness Intervention With Reflection

NCT05267132
View directory record Official record
Conditions
Mental Health Wellness 1
Interventions
Other-Focused Acts of Kindness Intervention with Reflection, Other-Focused Acts of Kindness Intervention, Daily Reports
Behavioral
Lead sponsor
University of California, Los Angeles
Other
Eligibility
14 Years to 17 Years
Enrollment
119 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2024
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Sep 5, 2025 · Synced Oct 20, 2026, 5:16 AM EDT
Completed Not applicable Interventional

Salud al Día: Engaging Latino Parents in Pediatric Primary Care

NCT02647814
View directory record Official record
Conditions
Primary Health Care
Interventions
Salud al Día
Behavioral
Lead sponsor
Johns Hopkins University
Other
Eligibility
18 Years and older
Enrollment
158 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2018
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Aug 16, 2018 · Synced Oct 20, 2026, 5:16 AM EDT
Not listed Not applicable Interventional

LinkPositively+ A Mobile Health App Delivered Intervention to Improve HIV Care Outcomes Among Black Women Affected by Mental Health and Violence

NCT06458660
View directory record Official record
Conditions
HIV/AIDS, Mental Health Issue
Interventions
LPP+: Mindfulness Meditation Delivered, LP
Behavioral
Lead sponsor
Guiding Right, Inc.
Other
Eligibility
18 Years and older
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2025
U.S. locations
3
States / cities
Oklahoma City, Oklahoma • Tulsa, Oklahoma
Source: ClinicalTrials.gov public record
Updated Jun 13, 2024 · Synced Oct 20, 2026, 5:16 AM EDT
Completed Not applicable Interventional Results available

Epidemiology and Prevention of Methicillin Resistant Staphylococcus Aureus (MRSA) Transmission in the Community

NCT00966446
View directory record Official record
Conditions
MRSA - Methicillin Resistant Staphylococcus Aureus Infection
Interventions
Unsupervised Decolonization, Supervised Decolonization
Drug
Lead sponsor
University of Pennsylvania
Other
Eligibility
6 Months and older
Enrollment
223 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2014
U.S. locations
4
States / cities
Hershey, Pennsylvania • Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jul 5, 2019 · Synced Oct 20, 2026, 5:16 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Colorectal Cancer Screening Intervention Study

NCT06424197
View directory record Official record
Conditions
Colorectal Cancer
Interventions
Racial group-targeted messages, Explicit Commitment
Other
Lead sponsor
Oakland University
Other
Eligibility
45 Years to 80 Years
Enrollment
799 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2024
U.S. locations
1
States / cities
Rochester, Michigan
Source: ClinicalTrials.gov public record
Updated Aug 8, 2025 · Synced Oct 20, 2026, 5:16 AM EDT
Completed Not applicable Interventional

Psychoeducational Videos and Digital Assessments for BPD

NCT05358925
View directory record Official record
Conditions
Borderline Personality Disorder
Interventions
Psychoeducational Videos, Neuropsychological Feedback, Non-BPD-related Educational Videos
Other
Lead sponsor
Mclean Hospital
Other
Eligibility
18 Years and older
Enrollment
83 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2025
U.S. locations
1
States / cities
Belmont, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jan 6, 2026 · Synced Oct 20, 2026, 5:16 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Adaptive Preventive Intervention for College Alcohol Use

NCT03930524
View directory record Official record
Conditions
College Student Drinking
Interventions
Personalized Normative Feedback (PNF), Self-Monitoring (SM), Web-BASICS, Health Promotion Consultation, M-Bridge Online Health Coach
Behavioral
Lead sponsor
University of Minnesota
Other
Eligibility
18 Years to 21 Years
Enrollment
891 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2022
U.S. locations
1
States / cities
Minneapolis, Minnesota
Source: ClinicalTrials.gov public record
Updated Apr 12, 2023 · Synced Oct 20, 2026, 5:16 AM EDT
Completed Not applicable Interventional

Efficacy of Communication Modalities for Promoting Flu Shots

NCT05509270
View directory record Official record
Conditions
Influenza Vaccination, Health Promotion, Health Behavior, Risk Reduction
Interventions
Letter, Patient portal, SMS
Behavioral
Lead sponsor
Geisinger Clinic
Other
Eligibility
18 Years and older
Enrollment
43,225 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022
U.S. locations
1
States / cities
Danville, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Oct 12, 2022 · Synced Oct 20, 2026, 5:16 AM EDT
Enrolling by invitation Not applicable Interventional Accepts healthy volunteers

PEACE for ImPACT Study

NCT06374381
View directory record Official record
Conditions
Autism Spectrum Disorder
Interventions
PEACE Online Resources, PEACE Weekly Group Facilitation, PEACE Weekly Individual Facilitation
Behavioral
Lead sponsor
University of Pennsylvania
Other
Eligibility
12 Months and older
Enrollment
600 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2027
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated May 12, 2026 · Synced Oct 20, 2026, 5:16 AM EDT
Completed Not applicable Interventional

A Randomized Trial of Recruitment Strategies for Research Participation

NCT02697799
View directory record Official record
Conditions
Incentives, Research Ethics
Interventions
High-level recruitment strategy consent form, Mid-level recruitment strategy consent form
Behavioral
Lead sponsor
University of Pennsylvania
Other
Eligibility
18 Years and older
Enrollment
1,296 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2019
U.S. locations
4
States / cities
Chicago, Illinois • Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Oct 8, 2024 · Synced Oct 20, 2026, 5:16 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Meaningful Use of Technology to Improve Health Care Delivery

NCT01641380
View directory record Official record
Conditions
Contraceptive Behavior
Interventions
Text Messaging Intervention
Behavioral
Lead sponsor
Johns Hopkins University
Other
Eligibility
13 Years to 21 Years · Female only
Enrollment
100 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2017
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Mar 2, 2021 · Synced Oct 20, 2026, 5:16 AM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

A Mobile App to Improve 24-Hour Movement Guideline Adherence in Preschoolers

NCT06667661
View directory record Official record
Conditions
Healthy, 24-Hour Movement Guidelines, Feasibility Studies, Sleep, Physical Activity, Screen Time, Sedentary Behaviors, Motor Skills, Cognition, Parent-Child Relations, Mobile Application, Health Education, Child Development
Interventions
Shining Star mHealth App
Behavioral
Lead sponsor
University of Kansas Medical Center
Other
Eligibility
3 Years to 4 Years
Enrollment
80 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2026
U.S. locations
1
States / cities
Kansas City, Kansas
Source: ClinicalTrials.gov public record
Updated Dec 11, 2025 · Synced Oct 20, 2026, 5:16 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Ecological Momentary Determinants of Sedentary Behavior

NCT03399916
View directory record Official record
Conditions
Sedentary Behavior
Interventions
Prompt sent
Behavioral
Lead sponsor
Arizona State University
Other
Eligibility
18 Years to 65 Years
Enrollment
17 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2017
U.S. locations
1
States / cities
Phoenix, Arizona
Source: ClinicalTrials.gov public record
Updated Oct 31, 2019 · Synced Oct 20, 2026, 5:16 AM EDT
Completed Not applicable Interventional Results available

Feasibility of Depression Care Management by E-mail

NCT00755235
View directory record Official record
Conditions
Depression
Interventions
Depression care management by secure messaging
Other
Lead sponsor
Kaiser Permanente
Other
Eligibility
18 Years and older
Enrollment
208 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2010
U.S. locations
1
States / cities
Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Nov 13, 2017 · Synced Oct 20, 2026, 5:16 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Fitbit One and Text Messaging Prompts to Promote Physical Activity in Overweight/Obese Adults

NCT02188875
View directory record Official record
Conditions
Health Behavior, Obesity
Interventions
SMS Text Messages & Fitbit One, Fitbit One Only
Behavioral
Lead sponsor
University of California, San Diego
Other
Eligibility
18 Years to 69 Years
Enrollment
67 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2014
U.S. locations
1
States / cities
La Jolla, California
Source: ClinicalTrials.gov public record
Updated Oct 4, 2019 · Synced Oct 20, 2026, 5:16 AM EDT
Completed Not applicable Interventional Results available

Veteran Peer Coaches Optimizing and Advancing Cardiac Health

NCT02697422
View directory record Official record
Conditions
Cardiovascular Disease (CVD), Hypertension, Hyperlipemia, Obesity
Interventions
Community-based peer health coach intervention
Other
Lead sponsor
VA Office of Research and Development
Federal
Eligibility
Up to 75 Years
Enrollment
264 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2023
U.S. locations
1
States / cities
Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Aug 9, 2024 · Synced Oct 20, 2026, 5:16 AM EDT
Completed Not applicable Interventional

Accountability for Cancer Care Through Undoing Racism and Equity

NCT01954641
View directory record Official record
Conditions
Breast Cancer, Lung Cancer
Interventions
ACCURE Navigator, Usual Care by Cancer Center Care Team
Other
Lead sponsor
University of North Carolina, Chapel Hill
Other
Eligibility
18 Years and older
Enrollment
300 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2018
U.S. locations
2
States / cities
Greensboro, North Carolina • Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Aug 1, 2018 · Synced Oct 20, 2026, 5:16 AM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Culturally Targeted Health Communication and Receptivity to the Human Papillomavirus Vaccine Among Parents in Flint, MI

NCT07301905
View directory record Official record
Conditions
HPV Vaccination
Interventions
General HPV Vaccine Health Messaging, Culturally Targeted HPV Vaccine Health Messaging
Behavioral
Lead sponsor
Michigan State University
Other
Eligibility
18 Years and older
Enrollment
265 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2026
U.S. locations
1
States / cities
Flint, Michigan
Source: ClinicalTrials.gov public record
Updated Mar 13, 2026 · Synced Oct 20, 2026, 5:16 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Preventing Obesity in the Worksite: A Multi-Message, Multi-"Step" Approach

NCT01585480
View directory record Official record
Conditions
Obesity
Interventions
Weight Gain Prevention Intervention
Behavioral
Lead sponsor
University of Minnesota
Other
Eligibility
18 Years and older
Enrollment
499 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2011
U.S. locations
1
States / cities
Duluth, Minnesota
Source: ClinicalTrials.gov public record
Updated Dec 22, 2023 · Synced Oct 20, 2026, 5:16 AM EDT
Active, not recruiting Not applicable Interventional

Testing the Impact of Thrive App Versions on Alcohol Use and Posttraumatic Stress After Recent Sexual Assault

NCT06444295
View directory record Official record
Conditions
Posttraumatic Stress Symptom, Alcohol Drinking, Alcohol Problem
Interventions
Activity scheduling, Cognitive restructuring, Coaching calls, Non-core intervention components
Behavioral
Lead sponsor
University of Washington
Other
Eligibility
18 Years and older
Enrollment
464 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2027
U.S. locations
1
States / cities
Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Aug 10, 2026 · Synced Oct 20, 2026, 5:16 AM EDT
Active, not recruiting Not applicable Interventional

Walking Exercise Sustainability Through Telehealth for Veterans With Lower-limb Amputation

NCT05412550
View directory record Official record
Conditions
Lower-Limb Amputation
Interventions
Exercise self-management, Attention control
Behavioral
Lead sponsor
VA Office of Research and Development
Federal
Eligibility
40 Years to 89 Years
Enrollment
95 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2026
U.S. locations
1
States / cities
Aurora, Colorado
Source: ClinicalTrials.gov public record
Updated Apr 24, 2026 · Synced Oct 20, 2026, 5:16 AM EDT