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

Safe Spaces 4 Sexual Health

NCT07133555
View directory record Official record
Conditions
HIV Counseling and Testing, HIV Risk Behavior, HIV Prevention
Interventions
Healthcare counseling service
Other
Lead sponsor
Johns Hopkins University
Other
Eligibility
18 Years to 49 Years · Male only
Enrollment
100 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2026
U.S. locations
2
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Jul 5, 2026 · Synced Sep 13, 2026, 3:52 PM EDT
Completed Not applicable Interventional Results available

Penetrating the Classroom Social Network for Children With Language Impairment Via Peer Mediated Intervention

NCT06182033
View directory record Official record
Conditions
Peer Influence
Interventions
Peer-mediated pivotal response training
Behavioral
Lead sponsor
Ohio State University
Other
Eligibility
36 Months to 66 Months
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2023
U.S. locations
1
States / cities
Columbus, Ohio
Source: ClinicalTrials.gov public record
Updated Jan 15, 2025 · Synced Sep 13, 2026, 3:52 PM EDT
Completed Phase 1Phase 2 Interventional Accepts healthy volunteers

Adopting and Demonstrating the Adaptation of Prevention Techniques: Community PROMISE PLUS

NCT00267436
View directory record Official record
Conditions
HIV Prevention, STD Prevention
Interventions
Community PROMISE
Behavioral
Lead sponsor
Centers for Disease Control and Prevention
Federal
Eligibility
18 Years and older · Male only
Enrollment
574 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2006 – 2007
U.S. locations
2
States / cities
Boston, Massachusetts • Minneapolis, Minnesota
Source: ClinicalTrials.gov public record
Updated Apr 12, 2012 · Synced Sep 13, 2026, 3:52 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Family-based and Adolescent Residential Drug Treatment

NCT01737632
View directory record Official record
Conditions
Substance Use, Delinquency
Interventions
Multidimensional Family Therapy (MDFT), Adolescent Residential Treatment
Behavioral
Lead sponsor
University of Miami
Other
Eligibility
13 Years to 17 Years
Enrollment
113 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2000 – 2010
U.S. locations
2
States / cities
Miami, Florida
Source: ClinicalTrials.gov public record
Updated Nov 28, 2012 · Synced Sep 13, 2026, 3:52 PM EDT
Active, not recruiting Not applicable Interventional

Implementation of a Health System Intervention to Improve Quality of Cancer Care for Rural Patients

NCT05645328
View directory record Official record
Conditions
Cancer
Interventions
Iowa Cancer Affiliate Network (ICAN)
Other
Lead sponsor
Mary Charlton
Other
Eligibility
18 Years to 100 Years
Enrollment
31 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2026
U.S. locations
1
States / cities
Iowa City, Iowa
Source: ClinicalTrials.gov public record
Updated Aug 17, 2026 · Synced Sep 13, 2026, 3:52 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Conectados: Social Networks and Social Media for Vaccine Uptake

NCT07096245
View directory record Official record
Conditions
Vaccination
Interventions
Vaccine Information Video Dissemination
Behavioral
Lead sponsor
University of California, San Francisco
Other
Eligibility
18 Years and older
Enrollment
507 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated Mar 5, 2026 · Synced Sep 13, 2026, 3:52 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

The Reducing Disparities in Access to kidNey Transplantation (RaDIANT) Community Study

NCT02092727
View directory record Official record
Conditions
Kidney Disease
Interventions
Behavioral Interventions for Dialysis Facilities
Behavioral
Lead sponsor
Emory University
Other
Eligibility
18 Years to 69 Years
Enrollment
134 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2018
U.S. locations
1
States / cities
Atlanta, Georgia
Source: ClinicalTrials.gov public record
Updated Feb 21, 2018 · Synced Sep 13, 2026, 3:52 PM EDT
Recruiting Not applicable Interventional

Improving Cognition Through Telehealth Aerobic Exercise and Cognitive Training After a First Schizophrenia Episode

NCT05890183
View directory record Official record
Conditions
Schizophrenia, Schizophreniform Disorder, Schizoaffective Disorder
Interventions
Cognitive training, Aerobic Exercise Program, Moderated Online Social Therapy (MOST), Chorus Participatory Text Messaging Program, Healthy Living Group (HLG)
Behavioral
Lead sponsor
University of California, Los Angeles
Other
Eligibility
18 Years to 45 Years
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2028
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Aug 3, 2026 · Synced Sep 13, 2026, 3:52 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Increasing Teen Access to Sexual and Mental Health Care

NCT05444855
View directory record Official record
Conditions
Health Care Utilization
Interventions
Peer Leader Model
Other
Lead sponsor
Children's Mercy Hospital Kansas City
Other
Eligibility
14 Years to 100 Years
Enrollment
51 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2023
U.S. locations
1
States / cities
Kansas City, Missouri
Source: ClinicalTrials.gov public record
Updated Sep 18, 2024 · Synced Sep 13, 2026, 3:52 PM EDT
Completed Not applicable Interventional

Childhood Obesity Treatment: A Maintenance Approach

NCT00301197
View directory record Official record
Conditions
Obesity
Interventions
Behavioral Skills Maintenance, Social Facilitation Maintenance
Behavioral
Lead sponsor
Eunice Kennedy Shriver National Institute of Child Health and Human Development (NICHD)
NIH
Eligibility
7 Years to 12 Years
Enrollment
216 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
1999 – 2004
U.S. locations
1
States / cities
St Louis, Missouri
Source: ClinicalTrials.gov public record
Updated Mar 9, 2006 · Synced Sep 13, 2026, 3:52 PM EDT
Completed Not applicable Interventional

Peer Approaches to Substances in Early Psychosis Programs: A Pilot Study of a Peer-Led Intervention

NCT04517279
View directory record Official record
Conditions
Psychotic Disorders, Substance Use
Interventions
Peer Approach to Substances in Early Psychosis Programs, Usual Care Peer Services
Behavioral
Lead sponsor
University of Texas at Austin
Other
Eligibility
15 Years to 32 Years
Enrollment
113 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2025
U.S. locations
15
States / cities
Austin, Texas • Beaumont, Texas • Big Spring, Texas + 12 more
Source: ClinicalTrials.gov public record
Updated Dec 18, 2025 · Synced Sep 13, 2026, 3:52 PM EDT
Not listed Not applicable Interventional Accepts healthy volunteers

SHE Tribe: An Intervention to Improve Health Behavior Among Women in Underserved Communities

NCT03463213
View directory record Official record
Conditions
Health Promotion
Interventions
SHE Tribe
Behavioral
Lead sponsor
University of North Texas Health Science Center
Other
Eligibility
18 Years and older · Female only
Enrollment
240 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2020
U.S. locations
1
States / cities
Fort Worth, Texas
Source: ClinicalTrials.gov public record
Updated Jun 5, 2018 · Synced Sep 13, 2026, 3:52 PM EDT
Completed Not applicable Interventional Results available

LinkPositively: A Technology-Delivered Peer Navigation and Social Networking Intervention to Improve HIV Care

NCT04199052
View directory record Official record
Conditions
HIV/AIDS
Interventions
LinkPositively
Behavioral
Lead sponsor
University of California, San Diego
Other
Eligibility
18 Years and older
Enrollment
53 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2023
U.S. locations
1
States / cities
San Diego, California
Source: ClinicalTrials.gov public record
Updated Jul 2, 2025 · Synced Sep 13, 2026, 3:52 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Connecting Youth and Young Adults to Optimize ART Adherence: YouTHrive Efficacy Trial

NCT03149757
View directory record Official record
Conditions
HIV Infections
Interventions
YouTHrive, Information-only Control
Behavioral
Lead sponsor
University of Minnesota
Other
Eligibility
15 Years to 24 Years
Enrollment
208 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2022
U.S. locations
7
States / cities
Tampa, Florida • Atlanta, Georgia • Chicago, Illinois + 4 more
Source: ClinicalTrials.gov public record
Updated Jul 2, 2023 · Synced Sep 13, 2026, 3:52 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

A Pilot Peer Mentor Intervention That Trains Black Men Who Have Sex With Men (BMSM) to Use and Promote Uptake of HIV/STI Self-Testing to Peers and Sex Partners: STAR Study (Self-Testing at Your Residence)

NCT04121962
View directory record Official record
Conditions
HIV/AIDS, Sexually Transmitted Diseases
Interventions
Peer Mentor, Website only
Behavioral
Lead sponsor
Johns Hopkins Bloomberg School of Public Health
Other
Eligibility
17 Years to 60 Years · Male only
Enrollment
163 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2023
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated May 19, 2024 · Synced Sep 13, 2026, 3:52 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Pilot of Social Network Intrauterine Contraceptive (IUC) Intervention

NCT01965743
View directory record Official record
Conditions
Attitudes
Interventions
Contraception Information Packet
Behavioral
Lead sponsor
University of California, San Francisco
Other
Eligibility
15 Years to 45 Years · Female only
Enrollment
53 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated Sep 9, 2014 · Synced Sep 13, 2026, 3:52 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Increasing MSM in the Continuum of Care in Kazakhstan

NCT02786615
View directory record Official record
Conditions
HIV, Substance-Related Disorders
Interventions
Peer Unity
Behavioral
Lead sponsor
Columbia University
Other
Eligibility
18 Years and older · Male only
Enrollment
987 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2022
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated May 26, 2022 · Synced Sep 13, 2026, 3:52 PM EDT
Recruiting Not applicable Interventional

Syringe Service Based Telemedicine and Social Network Driven HIV Prevention Service Implementation

NCT06103370
View directory record Official record
Conditions
HIV Infections, Substance Use Disorders, Addiction, Opioid Use, Drug Use, Intravenous Drug Usage
Interventions
Peer-educator-based network
Behavioral
Lead sponsor
Johns Hopkins University
Other
Eligibility
18 Years and older
Enrollment
360 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2028
U.S. locations
2
States / cities
Baltimore, Maryland • Frederick, Maryland
Source: ClinicalTrials.gov public record
Updated Nov 9, 2025 · Synced Sep 13, 2026, 3:52 PM EDT
Completed Phase 2 Interventional Accepts healthy volunteers

Effectiveness of an HIV Prevention Program That Targets the Inner Workings of High-risk Social Networks

NCT00705705
View directory record Official record
Conditions
HIV Infections
Interventions
Network leader training, Standard HIV risk-reduction counseling
Behavioral
Lead sponsor
Medical College of Wisconsin
Other
Eligibility
18 Years and older
Enrollment
852 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2004 – 2009
U.S. locations
1
States / cities
Milwaukee, Wisconsin
Source: ClinicalTrials.gov public record
Updated Nov 10, 2011 · Synced Sep 13, 2026, 3:52 PM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

The Test-to-PrEP Study

NCT06927856
View directory record Official record
Conditions
HIV Infections
Interventions
Test-to-PrEP, Access by Referral
Behavioral
Lead sponsor
University of Miami
Other
Eligibility
18 Years and older
Enrollment
320 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2028
U.S. locations
1
States / cities
Miami, Florida
Source: ClinicalTrials.gov public record
Updated Apr 26, 2026 · Synced Sep 13, 2026, 3:52 PM EDT
Completed Phase 3 Interventional Accepts healthy volunteers

A Study of Peer Education to Prevent HIV Transmission Among Injection Drug Users and Their HIV Risk Contacts

NCT00038688
View directory record Official record
Conditions
HIV Infections
Interventions
Peer HIV Education Program
Behavioral
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years and older
Enrollment
2,610 participants
Healthy volunteers
Accepts healthy volunteers
U.S. locations
2
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Oct 29, 2009 · Synced Sep 13, 2026, 3:52 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Adaptation and Implementation of Project Encuentro in the U.S.-Mexico Border

NCT03293875
View directory record Official record
Conditions
HIV
Interventions
Community Events, Social Network HIV Testing, Peer Network Intervention
Behavioral
Lead sponsor
City University of New York
Other
Eligibility
18 Years and older
Enrollment
840 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2022
U.S. locations
1
States / cities
El Paso, Texas
Source: ClinicalTrials.gov public record
Updated Sep 25, 2025 · Synced Sep 13, 2026, 3:52 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

HOPE (Harnessing Online Peer Education): Using Online Social Networks for HIV Prevention and Testing

NCT01701206
View directory record Official record
Conditions
HIV
Interventions
HIV knowledge Intervention
Behavioral
Lead sponsor
University of California, Los Angeles
Other
Eligibility
18 Years to 100 Years · Male only
Enrollment
558 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2015
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated May 2, 2017 · Synced Sep 13, 2026, 3:52 PM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Free Time For Wellness 2+

NCT06654843
View directory record Official record
Conditions
Physical Inactivity
Interventions
Comparator Arm, Enhanced intervention arm
Behavioral
Lead sponsor
Columbia University
Other
Eligibility
18 Years and older
Enrollment
630 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2026
U.S. locations
10
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Nov 11, 2025 · Synced Sep 13, 2026, 3:52 PM EDT