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Showing 1–24 of 238 matching trials from the live ClinicalTrials.gov search.
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Filters: Intervention: Participant outreach Clear all
Not listed Not applicable Interventional

Overcoming Therapeutic Inertia Among Adults Recently Diagnosed With Type 2 Diabetes

NCT05566847
View directory record Official record
Conditions
Type 2 Diabetes
Interventions
Physician Education, Accountable Population Manager outreach
Other
Lead sponsor
Kaiser Permanente
Other
Eligibility
18 Years to 74 Years
Enrollment
817 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2025
U.S. locations
1
States / cities
Oakland, California
Source: ClinicalTrials.gov public record
Updated Jan 24, 2024 · Synced Sep 10, 2026, 4:40 PM EDT
Recruiting Not applicable Interventional

Building Social and Structural Connections for the Prevention of Opioid Use Disorder Among Youth Experiencing Homelessness

NCT06311838
View directory record Official record
Conditions
Opioid Use Disorder, Dual Diagnosis, Housing Problems, Mental Disorder in Adolescence, Risk Behavior, Homelessness
Interventions
Motivational Interviewing/Community Reinforcement Approach (MI/CRA), Strengths-Based Outreach and Advocacy (SBOA ), Services as Usual (SAU)
Behavioral
Lead sponsor
Ohio State University
Other
Eligibility
14 Years to 24 Years
Enrollment
300 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2029
U.S. locations
2
States / cities
Columbus, Ohio
Source: ClinicalTrials.gov public record
Updated Sep 9, 2026 · Synced Sep 10, 2026, 4:40 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Using Social Media to Enhance the Impact of the Teen Outreach Program

NCT01535651
View directory record Official record
Conditions
Pregnancy Prevention
Interventions
Teen Outreach Program with Media Enhancement (TOP4ME)
Behavioral
Lead sponsor
Colorado School of Public Health
Other
Eligibility
14 Years to 18 Years
Enrollment
852 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2016
U.S. locations
1
States / cities
Denver, Colorado
Source: ClinicalTrials.gov public record
Updated May 16, 2018 · Synced Sep 10, 2026, 4:40 PM EDT
Active, not recruiting Not applicable Interventional

Community-based Education, Navigation, and Support Intervention for Military Veterans

NCT05343169
View directory record Official record
Conditions
Overdose, Opioid Use Disorder, HIV Infections
Interventions
Overdose Education and Naloxone Distribution, Advanced Education in Safer Substance Use, Treatment, and Self-Care, Social Service and Health Navigation, Peer Social Support
Behavioral
Lead sponsor
New York University
Other
Eligibility
18 Years and older
Enrollment
300 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2027
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Jun 2, 2026 · Synced Sep 10, 2026, 4:40 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Lifestyle Improvement for Teens With Bariatric Surgery

NCT05393570
View directory record Official record
Conditions
Obesity, Adolescent, Bariatric Surgery Candidate
Interventions
Healthy Lifestyle Behavioral Intervention (MBS -supported intervention)
Behavioral
Lead sponsor
The University of Texas Health Science Center, Houston
Other
Eligibility
12 Years to 18 Years
Enrollment
76 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2024
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Aug 2, 2025 · Synced Sep 10, 2026, 4:40 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Text-based Reminders to Promote COVID-19 Vaccinations

NCT04801524
View directory record Official record
Conditions
Covid19, Vaccines
Interventions
Self-benefit, Prosocial-benefit, Early access, Fresh start
Behavioral
Lead sponsor
University of California, Los Angeles
Other
Eligibility
18 Years and older
Enrollment
250,000 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2022
U.S. locations
1
States / cities
Westwood, Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Sep 12, 2022 · Synced Sep 10, 2026, 4:40 PM EDT
Recruiting Not applicable Interventional

Colorectal Cancer Screening Outreach

NCT07345676
View directory record Official record
Conditions
Colo-rectal Cancer
Interventions
Bundled messaging intervention
Behavioral
Lead sponsor
Yale University
Other
Eligibility
45 Years to 75 Years
Enrollment
2,000 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2027
U.S. locations
1
States / cities
New Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated Jul 6, 2026 · Synced Sep 10, 2026, 4:40 PM EDT
Terminated Not applicable Interventional Results available

Zero Suicide Implementation in Outpatient Mental Health Clinics

NCT05587530
View directory record Official record
Conditions
Suicide
Interventions
Treatment engagement and retention intervention for suicidal clients
Behavioral
Lead sponsor
Columbia University
Other
Eligibility
18 Years to 64 Years
Enrollment
7 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2025
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Dec 29, 2025 · Synced Sep 10, 2026, 4:40 PM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Evaluating an Evidence-Based Family History Screening Program Adapted to Increase Reach and Uptake of Screening for BRCA-Associated Cancers in Rural Public Health Clinics

NCT06760507
View directory record Official record
Conditions
Breast Cancer, Ovarian Cancer
Interventions
Adapted Family History Screening Program
Other
Lead sponsor
Emory University
Other
Eligibility
25 Years and older · Female only
Enrollment
3,209 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2028
U.S. locations
1
States / cities
Atlanta, Georgia
Source: ClinicalTrials.gov public record
Updated May 25, 2026 · Synced Sep 10, 2026, 4:40 PM EDT
Completed Not applicable Interventional

ElderTree Via a Voice Activated Device for Managing Chronic Health Conditions (NHLBI)

NCT05240534
View directory record Official record
Conditions
Chronic Conditions, Multiple
Interventions
ET-Text (Laptop), ET-Voice (Smart System)
Behavioral
Lead sponsor
University of Wisconsin, Madison
Other
Eligibility
60 Years and older
Enrollment
502 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2025
U.S. locations
1
States / cities
Madison, Wisconsin
Source: ClinicalTrials.gov public record
Updated Jun 16, 2026 · Synced Sep 10, 2026, 4:40 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Empower Korean Families to End Tobacco Use & Smoking Exposure

NCT04079569
View directory record Official record
Conditions
Smoking Cessation, Lifestyle Risk Reduction
Interventions
Tobacco, Healthy Living
Behavioral
Lead sponsor
University of California, San Francisco
Other
Eligibility
18 Years and older
Enrollment
112 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2021
U.S. locations
1
States / cities
San Leandro, California
Source: ClinicalTrials.gov public record
Updated Apr 7, 2021 · Synced Sep 10, 2026, 4:40 PM EDT
Completed Not applicable Interventional

The OPT-IN Project

NCT03526380
View directory record Official record
Conditions
Opioid-Related Disorders
Interventions
Behavioral: the OPT-IN Intervention
Behavioral
Lead sponsor
University of Michigan
Other
Eligibility
18 Years and older
Enrollment
92 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2020
U.S. locations
1
States / cities
Ann Arbor, Michigan
Source: ClinicalTrials.gov public record
Updated Aug 12, 2020 · Synced Sep 10, 2026, 4:40 PM EDT
Completed Not applicable Interventional

Default Bulk Ordering and Text Messaging to Enhance Outreach for Lipid Screening (Missing Lipids)

NCT05724615
View directory record Official record
Conditions
Atherosclerotic Cardiovascular Disease
Interventions
Outreach + Bulk ordering, Outreach + Bulk ordering + Text Based Reminders and Scheduling assistance
Behavioral
Lead sponsor
University of Pennsylvania
Other
Eligibility
20 Years to 75 Years
Enrollment
1,000 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jan 4, 2024 · Synced Sep 10, 2026, 4:40 PM EDT
Not listed Not applicable Interventional Accepts healthy volunteers

A CHW Intervention to Identify and Decrease Barriers to COVID 19 Testing & Vaccination

NCT05473936
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Mar 1, 2023 · Synced Sep 10, 2026, 4:40 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Food for Thought: Virtual Home-Based Family Interventions to Improve Nutrition Behaviors

NCT05328193
View directory record Official record
Conditions
Behavior, Health, Obesity, Childhood
Interventions
Healthier Families, COVID Edition, Teaching Kitchen Outreach
Behavioral
Lead sponsor
Vanderbilt University Medical Center
Other
Eligibility
2 Years to 8 Years
Enrollment
123 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021
U.S. locations
1
States / cities
Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Apr 13, 2022 · Synced Sep 10, 2026, 4:40 PM EDT
Completed Phase 2 Interventional

Effectiveness of Enhanced Treatments for Drug Dependence

NCT01153477
View directory record Official record
Conditions
Cocaine Dependence
Interventions
Telephone Monitoring and Counseling - Enhanced
Behavioral
Lead sponsor
University of Pennsylvania
Other
Eligibility
18 Years to 75 Years
Enrollment
150 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2011
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Mar 29, 2017 · Synced Sep 10, 2026, 4:40 PM EDT
Completed Not applicable Interventional

Reducing Disparities in Primary Prevention of Cardiovascular Disease

NCT01610609
View directory record Official record
Conditions
Cardiovascular Diseases, Cholesterol, LDL
Interventions
Population Health Management Intervention
Behavioral
Lead sponsor
Northwestern University
Other
Eligibility
35 Years and older
Enrollment
646 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2014
U.S. locations
3
States / cities
Flagstaff, Arizona • Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Sep 28, 2014 · Synced Sep 10, 2026, 4:40 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Patients Engaged in Prevention: Enhancing Outreach to Increase Patient Engagement in Diabetes Prevention

NCT03550066
View directory record Official record
Conditions
Preventive Health Services, Health Communication
Interventions
Values affirmation, No affirmation
Behavioral
Lead sponsor
Kaiser Permanente
Other
Eligibility
18 Years and older · Female only
Enrollment
90 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018
U.S. locations
1
States / cities
Oakland, California
Source: ClinicalTrials.gov public record
Updated Apr 26, 2023 · Synced Sep 10, 2026, 4:40 PM EDT
Terminated Not applicable Interventional

Brief Interventions on Social Media to Reduce Suicide Risk (Intervention 3)

NCT06114849
View directory record Official record
Conditions
Suicide, Distress, Emotional
Interventions
Treatment as usual, Barrier Reduction Intervention
Behavioral
Lead sponsor
Harvard University
Other
Eligibility
18 Years and older
Enrollment
29 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2025
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Aug 12, 2025 · Synced Sep 10, 2026, 4:40 PM EDT
Completed Not applicable Interventional

Family Influences to Prevent Childhood Obesity

NCT01510587
View directory record Official record
Conditions
Childhood Obesity
Interventions
4-Health Educational curriculum, Healthy Living Information
Behavioral
Lead sponsor
Montana State University
Other
Eligibility
Not listed
Enrollment
194 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2014
U.S. locations
1
States / cities
Bozeman, Montana
Source: ClinicalTrials.gov public record
Updated Jan 28, 2015 · Synced Sep 10, 2026, 4:40 PM EDT
Completed Not applicable Interventional Results available

Outreach for Patients With Uncompleted Colorectal Cancer Screening Orders

NCT00793455
View directory record Official record
Conditions
Colorectal Cancer Screening, Prevention & Control
Interventions
Educational outreach
Behavioral
Lead sponsor
Northwestern University
Other
Eligibility
Not listed
Enrollment
628 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2009
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Nov 30, 2011 · Synced Sep 10, 2026, 4:40 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 13, 2023 · Synced Sep 10, 2026, 4:40 PM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Five Point Initiative: A Bundled Implementation Strategy to Address the HIV Epidemic in Black Communities

NCT06062342
View directory record Official record
Conditions
Hiv
Interventions
FPI
Behavioral
Lead sponsor
University of Miami
Other
Eligibility
18 Years and older
Enrollment
20,400 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2029
U.S. locations
1
States / cities
Miami, Florida
Source: ClinicalTrials.gov public record
Updated Aug 27, 2026 · Synced Sep 10, 2026, 4:40 PM EDT
Completed Phase 2 Interventional

Nursing Intervention for HIV Regime Adherence Among People With Serious Mental Illness (SMI)

NCT00264823
View directory record Official record
Conditions
HIV, Mental Illness
Interventions
Use of Memory Aids to take medications
Behavioral
Lead sponsor
National Institute of Nursing Research (NINR)
NIH
Eligibility
18 Years and older
Enrollment
273 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2003 – 2008
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Oct 5, 2008 · Synced Sep 10, 2026, 4:40 PM EDT