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Showing 25–48 of 24 matching trials from the live ClinicalTrials.gov search.
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Filters: Intervention: Social Network Member Clear all
Completed Not applicable Interventional Accepts healthy volunteers

Pilot Study of the Liver Live Donor Champion Program

NCT03580629
View directory record Official record
Conditions
End Stage Liver Disease
Interventions
Liver Live Donor Champion Program
Behavioral
Lead sponsor
Johns Hopkins University
Other
Eligibility
18 Years and older
Enrollment
76 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2025
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Dec 21, 2025 · Synced Sep 20, 2026, 5:44 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Growing Right Onto Wellness (GROW): Changing Early Childhood Body Mass Index (BMI) Trajectories

NCT01316653
View directory record Official record
Conditions
Overweight and Obesity, Childhood Obesity
Interventions
GROW Healthier, GROW Smarter
Behavioral
Lead sponsor
Vanderbilt University
Other
Eligibility
3 Years to 5 Years
Enrollment
610 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2017
U.S. locations
1
States / cities
Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Oct 7, 2021 · Synced Sep 20, 2026, 5:44 AM EDT
Completed Not applicable Interventional Results available

Michigan Stroke Transitions Trial

NCT02653170
View directory record Official record
Conditions
Acute Stroke
Interventions
SCM, SCM and VSSP
Other
Lead sponsor
Michigan State University
Other
Eligibility
18 Years and older
Enrollment
320 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2017
U.S. locations
3
States / cities
Ann Arbor, Michigan • Lansing, Michigan • Ypsilanti, Michigan
Source: ClinicalTrials.gov public record
Updated Aug 15, 2019 · Synced Sep 20, 2026, 5:44 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Inherited Diseases, Caregiving, and Social Networks

NCT01498263
View directory record Official record
Conditions
Undiagnosed Disease, Healthy Volunteer (Adult With Typically Developing Child), Inherited Neurodegenerative Disorders, Inherited Metabolic Disorders (Inborn Errors of Metabolism), Alzheimer's Disease and Related Dementias
Interventions
Not listed
Lead sponsor
National Human Genome Research Institute (NHGRI)
NIH
Eligibility
18 Years and older
Enrollment
682 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
Started 2012
U.S. locations
2
States / cities
Bethesda, Maryland • Memphis, Tennessee
Source: ClinicalTrials.gov public record
Updated Sep 15, 2026 · Synced Sep 20, 2026, 5:44 AM EDT
Recruiting Not applicable Interventional

Reducing Obesity Using Social Ties Program

NCT06335810
View directory record Official record
Conditions
Obesity
Interventions
Social Network Intervention, Individual Lifestyle Intervention, Social Network Member
Behavioral · Other
Lead sponsor
Weill Medical College of Cornell University
Other
Eligibility
18 Years and older
Enrollment
264 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2026
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Mar 31, 2026 · Synced Sep 20, 2026, 5:44 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Building Social Networks to Enhance Postpartum Weight Loss and Appropriate Infant Feeding Practices

NCT01081340
View directory record Official record
Conditions
Obesity
Interventions
Social network building intervention, Home visit
Behavioral
Lead sponsor
Wake Forest University Health Sciences
Other
Eligibility
18 Years and older · Female only
Enrollment
41 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2011
U.S. locations
1
States / cities
Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Aug 12, 2018 · Synced Sep 20, 2026, 5:44 AM EDT
Not listed Not applicable Interventional

Tipping Point: Using Social Network Theory to Accelerate Scale and Impact

NCT05777473
View directory record Official record
Conditions
Contraception
Interventions
Household Visits, Small Groups, Adopt-a-Friend
Behavioral
Lead sponsor
University of California, San Diego
Other
Eligibility
15 Years and older
Enrollment
3,825 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2025
U.S. locations
1
States / cities
San Diego, California
Source: ClinicalTrials.gov public record
Updated May 22, 2024 · Synced Sep 20, 2026, 5:44 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

A Peer-Driven Intervention to Increase PrEP Uptake Among Minority MSM

NCT05161663
View directory record Official record
Conditions
HIV Infections
Interventions
Peer-driven intervention
Behavioral
Lead sponsor
The Miriam Hospital
Other
Eligibility
18 Years and older · Male only
Enrollment
98 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2024
U.S. locations
1
States / cities
Providence, Rhode Island
Source: ClinicalTrials.gov public record
Updated May 18, 2026 · Synced Sep 20, 2026, 5:44 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

PrEP US NoW: PrEP Utilization Through Increasing Social Capital Among YBMSM Networks With Women

NCT07024745
View directory record Official record
Conditions
PrEP Uptake
Interventions
Intervention Group, Control (Standard treatment)
Behavioral
Lead sponsor
University of Alabama at Birmingham
Other
Eligibility
Not listed
Enrollment
37 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2025
U.S. locations
1
States / cities
Birmingham, Alabama
Source: ClinicalTrials.gov public record
Updated Jan 25, 2026 · Synced Sep 20, 2026, 5:44 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Social Networks and Prevention for HIV Care and Prevention

NCT01800721
View directory record Official record
Conditions
HIV
Interventions
SNAP, SNAP Control
Behavioral
Lead sponsor
Johns Hopkins Bloomberg School of Public Health
Other
Eligibility
18 Years and older
Enrollment
559 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2017
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Jul 16, 2018 · Synced Sep 20, 2026, 5:44 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Community Network-driven COVID-19 Testing and Vaccination of Vulnerable Populations in the Central US

NCT04743908
View directory record Official record
Conditions
Covid19
Interventions
Social Network Strategy + COVID-19 messaging
Other
Lead sponsor
University of Chicago
Other
Eligibility
15 Years and older
Enrollment
1,328 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2022
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Oct 9, 2024 · Synced Sep 20, 2026, 5:44 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Starting Pediatric Obesity Prevention in Pregnancy

NCT01279109
View directory record Official record
Conditions
Obesity, Pregnancy
Interventions
Social network building intervention, Home visit
Behavioral
Lead sponsor
Wake Forest University Health Sciences
Other
Eligibility
16 Years to 99 Years · Female only
Enrollment
147 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2012
U.S. locations
1
States / cities
Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Nov 17, 2021 · Synced Sep 20, 2026, 5:44 AM EDT
Completed Not applicable Interventional

Network Interventions to Reduce Disparities in Living Kidney Donation

NCT05255757
View directory record Official record
Conditions
End-stage Renal Disease
Interventions
Script Intervention, Search Intervention
Behavioral
Lead sponsor
Penn State University
Other
Eligibility
18 Years and older
Enrollment
164 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2024
U.S. locations
2
States / cities
Birmingham, Alabama • Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Oct 23, 2024 · Synced Sep 20, 2026, 5:44 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Social Network Diffusion of COVID-19 Prevention for Diverse Criminal Legal Involved Communities

NCT05500274
View directory record Official record
Conditions
COVID-19
Interventions
Education, Motivational
Other
Lead sponsor
University of Chicago
Other
Eligibility
18 Years and older
Enrollment
778 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2024
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated May 17, 2025 · Synced Sep 20, 2026, 5:44 AM EDT
Completed Phase 2 Interventional Accepts healthy volunteers

Activating Community Support for Substance Users

NCT03194295
View directory record Official record
Conditions
Substance Use Disorders
Interventions
Community Support Intervention Group, Substance Use Disorder Educational Group
Behavioral
Lead sponsor
Johns Hopkins University
Other
Eligibility
21 Years to 75 Years
Enrollment
49 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2020
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Sep 20, 2020 · Synced Sep 20, 2026, 5:44 AM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Health Equity and Rural Education (HERE!) Clinical Trial

NCT06460116
View directory record Official record
Conditions
Behavioral Symptoms, Community Health Workers, Social Determinants of Health, Educational Problems
Interventions
School-Based Community Health Worker (SB-CHW) intervention, Enhanced Usual Care (EUC) Methods
Behavioral
Lead sponsor
University of Kansas Medical Center
Other
Eligibility
12 Years and older
Enrollment
126 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026
U.S. locations
1
States / cities
Kansas City, Kansas
Source: ClinicalTrials.gov public record
Updated Apr 19, 2026 · Synced Sep 20, 2026, 5:44 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Pilot Social Support Counseling Intervention for Kidney Transplant Candidates

NCT04363515
View directory record Official record
Conditions
Kidney Transplant
Interventions
Social support network counseling intervention
Behavioral
Lead sponsor
Hennepin Healthcare Research Institute
Other
Eligibility
18 Years to 80 Years
Enrollment
23 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2021
U.S. locations
1
States / cities
Minneapolis, Minnesota
Source: ClinicalTrials.gov public record
Updated Mar 9, 2025 · Synced Sep 20, 2026, 5:44 AM EDT
Completed Phase 2 Interventional Accepts healthy volunteers Results available

A Network & Dyad HIV Prevention Intervention for IDU's - 1

NCT00218335
View directory record Official record
Conditions
HIV, Hepatitis
Interventions
Intervention Condition, Control Condition
Behavioral
Lead sponsor
Johns Hopkins Bloomberg School of Public Health
Other
Eligibility
18 Years to 75 Years
Enrollment
1,024 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2003 – 2008
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Apr 17, 2013 · Synced Sep 20, 2026, 5:44 AM EDT
Recruiting Not applicable Interventional

Social Network Overdose Prevention and Education Intervention

NCT06327061
View directory record Official record
Conditions
Drug Overdose
Interventions
Network overdose prevention, Standard of care health education
Behavioral
Lead sponsor
Johns Hopkins Bloomberg School of Public Health
Other
Eligibility
18 Years and older
Enrollment
600 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2029
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Mar 3, 2026 · Synced Sep 20, 2026, 5:44 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

A Peer-based Mobile-health Intervention to Increase Access & Adherence to Hepatitis C Treatment & HIV Viral Suppression

NCT02772328
View directory record Official record
Conditions
Hepatitis C, HIV, Risk Reduction Behavior
Interventions
Peer Mentor
Behavioral
Lead sponsor
Johns Hopkins Bloomberg School of Public Health
Other
Eligibility
18 Years to 55 Years
Enrollment
300 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2021
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Jan 19, 2022 · Synced Sep 20, 2026, 5:44 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Impact of CMS Reimbursement Policy Supporting Care Coordination in Louisiana

NCT03136471
View directory record Official record
Conditions
Diabetes Mellitus, Type 2, Chronic Disease
Interventions
Not listed
Lead sponsor
Tulane University
Other
Eligibility
18 Years and older
Enrollment
22,242 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2021
U.S. locations
1
States / cities
New Orleans, Louisiana
Source: ClinicalTrials.gov public record
Updated Mar 20, 2023 · Synced Sep 20, 2026, 5:44 AM EDT
Completed Not applicable Interventional Results available

Sugar Champ: Pilot Social Network Intervention to Reduce Intake of Sugary Drinks

NCT02138240
View directory record Official record
Conditions
Overweight and Obesity
Interventions
Social network intervention
Behavioral
Lead sponsor
Johns Hopkins University
Other
Eligibility
18 Years to 80 Years
Enrollment
34 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Jul 8, 2019 · Synced Sep 20, 2026, 5:44 AM EDT
Completed Not applicable Interventional Results available

Disclosure Intervention for People in Recovery From Opioid Use Disorder

NCT04836247
View directory record Official record
Conditions
Opioid-use Disorder
Interventions
Disclosing Recovery: A Decision Aid and Toolkit, Mindfulness
Behavioral
Lead sponsor
University of Delaware
Other
Eligibility
18 Years and older
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
1
States / cities
Wilmington, Delaware
Source: ClinicalTrials.gov public record
Updated Jan 30, 2024 · Synced Sep 20, 2026, 5:44 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Prison Connect-STI/HIV Prevention Intervention for Couples Affected by Incarceration

NCT03025191
View directory record Official record
Conditions
Incarceration
Interventions
Speaker/Listener technique, Social Support, Problem-Solving, Goal Setting
Behavioral
Lead sponsor
NYU Langone Health
Other
Eligibility
18 Years and older
Enrollment
18 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Dec 13, 2017 · Synced Sep 20, 2026, 5:44 AM EDT