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ClinicalTrials.gov public records Last synced Oct 25, 2026, 1:46 PM EDT

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

Showing 385–408 of 513 matching trials from the live ClinicalTrials.gov search.
Filters: Intervention: Risk Message Clear all
Completed Not applicable Interventional

CATCH Healthy Smiles:An Elementary School Oral Health Intervention Trial

NCT04632667
View directory record Official record
Conditions
Caries,Dental
Interventions
Comparison School Group, Intervention School Group
Behavioral
Lead sponsor
The University of Texas Health Science Center, Houston
Other
Eligibility
5 Years to 9 Years
Enrollment
1,084 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2025
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Jul 8, 2025 · Synced Oct 25, 2026, 1:46 PM EDT
Not listed Not applicable Interventional Accepts healthy volunteers

DRT Mobile Intervention to Increase Safe Drinking

NCT05098639
View directory record Official record
Conditions
Alcohol; Use, Problem
Interventions
BASICS, Deviance Regulation Theory (DRT)
Behavioral
Lead sponsor
University of Central Florida
Other
Eligibility
18 Years to 26 Years
Enrollment
300 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2024
U.S. locations
1
States / cities
Orlando, Florida
Source: ClinicalTrials.gov public record
Updated Sep 14, 2023 · Synced Oct 25, 2026, 1:46 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

iSIPsmarter: An RCT Evaluating the Efficacy of a Technology-Based Intervention to Reduce Sugary Drinks in Rural Appalachia

NCT05030753
View directory record Official record
Conditions
Diet Habit, Sugar-Sweetened Beverages
Interventions
iSIPsmarter, Patient Education (PE)
Behavioral
Lead sponsor
University of Virginia
Other
Eligibility
18 Years to 110 Years
Enrollment
249 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2024
U.S. locations
1
States / cities
Charlottesville, Virginia
Source: ClinicalTrials.gov public record
Updated Oct 22, 2025 · Synced Oct 25, 2026, 1:46 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Leveraging the Emergency Department to Engage African American Women in HIV Pre-Exposure Prophylaxis

NCT03930654
View directory record Official record
Conditions
HIV Infections
Interventions
iPrEP, Usual Care
Behavioral
Lead sponsor
The University of Texas Health Science Center, Houston
Other
Eligibility
18 Years to 55 Years · Female only
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2021
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Aug 18, 2022 · Synced Oct 25, 2026, 1:46 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Piloting +Connection is Medicine / The Healing Spirits Program

NCT05424679
View directory record Official record
Conditions
Mental Health Issue, Depressive Symptoms, Anxiety
Interventions
Safety Planning Intervention, Caring Contacts
Behavioral
Lead sponsor
Johns Hopkins Bloomberg School of Public Health
Other
Eligibility
11 Years and older
Enrollment
74 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2023
U.S. locations
4
States / cities
Chinle, Arizona • Tuba City, Arizona • Whiteriver, Arizona + 1 more
Source: ClinicalTrials.gov public record
Updated Sep 3, 2024 · Synced Oct 25, 2026, 1:46 PM EDT
Completed Not applicable Interventional

Targeting PM to Improve HIV Adherence in Adolescents at Risk for Substance Abuse

NCT01959217
View directory record Official record
Conditions
Adherence, Substance Abuse
Interventions
PM Component Text Reminders
Behavioral
Lead sponsor
Wayne State University
Other
Eligibility
16 Years to 29 Years
Enrollment
104 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2018
U.S. locations
2
States / cities
La Jolla, California • Detroit, Michigan
Source: ClinicalTrials.gov public record
Updated Oct 10, 2018 · Synced Oct 25, 2026, 1:46 PM EDT
Completed Not applicable Interventional Results available

Effect of Behavioral Nudges on Serious Illness Conversation Documentation

NCT04867850
View directory record Official record
Conditions
Cancer
Interventions
Usual Care, Clinician Nudge, Patient Nudge
Other
Lead sponsor
Abramson Cancer Center at Penn Medicine
Other
Eligibility
18 Years and older
Enrollment
4,450 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Apr 18, 2024 · Synced Oct 25, 2026, 1:46 PM EDT
Enrolling by invitation Not applicable Interventional

Career Enhancement Training Study Delivered Across Career Phases

NCT05967364
View directory record Official record
Conditions
Suicide Prevention, Suicide
Interventions
Wingman-Connect, Stress Management
Behavioral
Lead sponsor
University of Rochester
Other
Eligibility
18 Years to 40 Years
Enrollment
2,970 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2028
U.S. locations
1
States / cities
Rochester, New York
Source: ClinicalTrials.gov public record
Updated Mar 20, 2026 · Synced Oct 25, 2026, 1:46 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Sun Safe Workplaces: A Campaign on Sun Protection Policies for Outdoor Workers Phase I

NCT02824289
View directory record Official record
Conditions
Skin Cancer
Interventions
Sun Safe Workplaces Program, Attention Control
Behavioral
Lead sponsor
Klein Buendel, Inc.
Industry
Eligibility
18 Years and older
Enrollment
825 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2015
U.S. locations
3
States / cities
Oakland, California • Aurora, Colorado • Golden, Colorado
Source: ClinicalTrials.gov public record
Updated Aug 18, 2026 · Synced Oct 25, 2026, 1:46 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

The Deep South IVR-based Active Lifestyle Study

NCT02627235
View directory record Official record
Conditions
Physical Activity
Interventions
DIAL, Wait List Control
Behavioral
Lead sponsor
University of Alabama at Birmingham
Other
Eligibility
21 Years and older
Enrollment
62 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2019
U.S. locations
1
States / cities
Birmingham, Alabama
Source: ClinicalTrials.gov public record
Updated Jan 2, 2020 · Synced Oct 25, 2026, 1:46 PM EDT
Terminated No phase listed Observational

Colorectal Screening Strategies in Underserved Populations

NCT05107661
View directory record Official record
Conditions
Colorectal Cancer
Interventions
Telephone Prompt
Behavioral
Lead sponsor
Virtua Health, Inc.
Other
Eligibility
45 Years to 64 Years
Enrollment
62 participants
Timeline
2021 – 2023
U.S. locations
1
States / cities
Voorhees Township, New Jersey
Source: ClinicalTrials.gov public record
Updated Aug 14, 2023 · Synced Oct 25, 2026, 1:46 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Text Message Quit Vaping Intervention for Young Adults

NCT04251273
View directory record Official record
Conditions
Tobacco Cessation
Interventions
This is Quitting, Assessment only Control
Other
Lead sponsor
Truth Initiative
Other
Eligibility
18 Years to 24 Years
Enrollment
2,588 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2020
U.S. locations
1
States / cities
Washington D.C., District of Columbia
Source: ClinicalTrials.gov public record
Updated Jul 10, 2024 · Synced Oct 25, 2026, 1:46 PM EDT
Completed Not applicable Interventional Results available

A Direct-to-patient Intervention to Increase Rates of Osteoporosis Care

NCT01907269
View directory record Official record
Conditions
Osteoporosis
Interventions
Video-based Intervention
Behavioral
Lead sponsor
University of Alabama at Birmingham
Other
Eligibility
55 Years and older · Female only
Enrollment
2,684 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2016
U.S. locations
7
States / cities
Birmingham, Alabama • Los Angeles, California • Worcester, Massachusetts + 4 more
Source: ClinicalTrials.gov public record
Updated Jun 26, 2018 · Synced Oct 25, 2026, 1:46 PM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Quitxt Mobile Text Messaging Cessation Research Study

NCT05958667
View directory record Official record
Conditions
Smoking Cessation
Interventions
Quitxt text messaging or Chat, Usual care
Behavioral · Other
Lead sponsor
The University of Texas Health Science Center at San Antonio
Other
Eligibility
18 Years to 29 Years
Enrollment
1,200 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2028
U.S. locations
1
States / cities
San Antonio, Texas
Source: ClinicalTrials.gov public record
Updated Mar 31, 2026 · Synced Oct 25, 2026, 1:46 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Impacts of Warning Labels on Ultra-Processed Foods

NCT06296355
View directory record Official record
Conditions
Health Behavior, Diet, Healthy
Interventions
Health Warning Label, Identity Warning Label, Barcode Label
Behavioral · Other
Lead sponsor
University of North Carolina, Chapel Hill
Other
Eligibility
18 Years to 55 Years
Enrollment
4,000 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024
U.S. locations
1
States / cities
Chapel Hill, North Carolina
Source: ClinicalTrials.gov public record
Updated Oct 15, 2024 · Synced Oct 25, 2026, 1:46 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Communicating Multiple Disease Risks: A Translation of Risk Prediction Science

NCT03255291
View directory record Official record
Conditions
Healthy Volunteers
Interventions
Risk Assessment App, Audio Recording - Sleep, Surveys, Audio Recording - Exercise, Text message reminders, Text Message Survey
Behavioral · Other
Lead sponsor
Washington University School of Medicine
Other
Eligibility
30 Years to 64 Years
Enrollment
554 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2019
U.S. locations
1
States / cities
St Louis, Missouri
Source: ClinicalTrials.gov public record
Updated Jan 18, 2020 · Synced Oct 25, 2026, 1:46 PM EDT
Withdrawn Not applicable Interventional

A Brief Intervention for Young Adult Substance Users With Interpersonal Trauma

NCT07118826
View directory record Official record
Conditions
Heavy Drinking, Alcohol Drinking, Substance Use, Drinking Behavior
Interventions
Standard Brief Intervention, Trauma-Informed and Peer-Supported Brief Intervention
Behavioral
Lead sponsor
Western Kentucky University
Other
Eligibility
18 Years to 29 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2027
U.S. locations
1
States / cities
Bowling Green, Kentucky
Source: ClinicalTrials.gov public record
Updated Feb 27, 2026 · Synced Oct 25, 2026, 1:46 PM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

WeCare: A System of Care for Black Youth

NCT05654207
View directory record Official record
Conditions
Suicidal Ideation
Interventions
WeCare
Behavioral
Lead sponsor
New York University
Other
Eligibility
12 Years to 19 Years
Enrollment
2,200 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2027
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Jun 10, 2026 · Synced Oct 25, 2026, 1:46 PM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

QT-Digital Mental Health Engagement Study

NCT07278765
View directory record Official record
Conditions
Engagement, Patient
Interventions
HAPA Engagement Strategies
Behavioral
Lead sponsor
University of Washington
Other
Eligibility
14 Years and older
Enrollment
2,300 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2027
U.S. locations
2
States / cities
Alexandria, Virginia • Seattle, Washington
Source: ClinicalTrials.gov public record
Updated May 8, 2026 · Synced Oct 25, 2026, 1:46 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Effectiveness of an Online Prevention Program in Reducing the Risk of STD Infection in Young Adults

NCT00255944
View directory record Official record
Conditions
HIV Infections, Sexually Transmitted Diseases
Interventions
Youthnet Internet-based program, Control Internet based program
Behavioral
Lead sponsor
University of Colorado, Denver
Other
Eligibility
18 Years to 25 Years
Enrollment
2,622 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2005 – 2008
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Oct 5, 2020 · Synced Oct 25, 2026, 1:46 PM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Screen2Prevent (S2P)

NCT07728123
View directory record Official record
Conditions
HIV Infections
Interventions
HIV screening strategies
Other
Lead sponsor
Westat
Other
Eligibility
14 Years to 24 Years
Enrollment
84,000 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2028
U.S. locations
5
States / cities
Tampa, Florida • Atlanta, Georgia • Baltimore, Maryland + 2 more
Source: ClinicalTrials.gov public record
Updated Aug 17, 2026 · Synced Oct 25, 2026, 1:46 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Feasibility of Light Therapy for Fatigue N-of-1 Trials

NCT04707846
View directory record Official record
Conditions
Fatigue
Interventions
Bright Blue Light Commercial AYO Light Therapy Device, Dim Blue Light Commercial AYO Light Therapy Device
Device
Lead sponsor
Northwell Health
Other
Eligibility
18 Years to 59 Years
Enrollment
60 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2022
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Feb 8, 2023 · Synced Oct 25, 2026, 1:46 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Effectiveness of a Web-based Nursing Intervention in the Reduction of Postpartum Depression and Parenting Stress.

NCT02843022
View directory record Official record
Conditions
Depression, Postpartum
Interventions
standardized electronic messages, nurse phone call if requested, Staff nurse phone follow-up
Behavioral
Lead sponsor
Saint Anselm College
Other
Eligibility
18 Years and older · Female only
Enrollment
683 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2018
U.S. locations
1
States / cities
Manchester, New Hampshire
Source: ClinicalTrials.gov public record
Updated Apr 23, 2018 · Synced Oct 25, 2026, 1:46 PM EDT
Completed Not applicable Interventional

Electronic Bridge to Mental Health for College Students

NCT03380117
View directory record Official record
Conditions
Suicide, Depression
Interventions
eBridge Online Counseling
Behavioral
Lead sponsor
University of Michigan
Other
Eligibility
18 Years and older
Enrollment
6,241 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2019
U.S. locations
4
States / cities
Stanford, California • Iowa City, Iowa • Ann Arbor, Michigan + 1 more
Source: ClinicalTrials.gov public record
Updated Aug 1, 2019 · Synced Oct 25, 2026, 1:46 PM EDT