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Showing 25–48 of 24 matching trials from the live ClinicalTrials.gov search.
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Filters: Condition: Preventative Medicine Clear all
Completed Phase 2Phase 3 Interventional Accepts healthy volunteers

Familias Unidas: Preventing Substance Abuse in Hispanic Youth

NCT01038206
View directory record Official record
Conditions
Prevention, Family Function, Substance Use, Sexual Behavior
Interventions
Familias Unidas
Behavioral
Lead sponsor
University of Miami
Other
Eligibility
12 Years and older
Enrollment
746 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2014
U.S. locations
1
States / cities
Miami, Florida
Source: ClinicalTrials.gov public record
Updated Jun 2, 2015 · Synced Jul 22, 2026, 2:15 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Juvenile Offender HIV Prevention and Drug Abuse Services

NCT01922297
View directory record Official record
Conditions
Risk Behavior, Substance Abuse, Delinquency
Interventions
Day Treatment MDFT-HIV, Day Treatment SAU
Other
Lead sponsor
University of Miami
Other
Eligibility
13 Years to 18 Years
Enrollment
121 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2015
U.S. locations
1
States / cities
Miami, Florida
Source: ClinicalTrials.gov public record
Updated Aug 24, 2015 · Synced Jul 22, 2026, 2:15 PM EDT
Enrolling by invitation Not applicable Interventional

I-TRUST: Implementation of Teleophthalmology in Rural Health Systems Study

NCT05254535
View directory record Official record
Conditions
Diabetic Retinopathy
Interventions
I-SITE
Other
Lead sponsor
University of Wisconsin, Madison
Other
Eligibility
18 Years and older
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2028
U.S. locations
1
States / cities
Madison, Wisconsin
Source: ClinicalTrials.gov public record
Updated May 14, 2026 · Synced Jul 22, 2026, 2:15 PM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

A Setting Focus Overdose Prevention Intervention

NCT05320835
View directory record Official record
Conditions
HIV Infections, HCV, Drug Overdose
Interventions
HIV, HCV and overdose prevention
Behavioral
Lead sponsor
Johns Hopkins Bloomberg School of Public Health
Other
Eligibility
18 Years and older
Enrollment
285 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2027
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated May 21, 2026 · Synced Jul 22, 2026, 2:15 PM EDT
Completed Not applicable Interventional

Safety and Health Intervention Project

NCT02152397
View directory record Official record
Conditions
Drug Overdose, Opioid Related Disorders
Interventions
Therapist-led brief intervention (TBI)
Behavioral
Lead sponsor
University of Michigan
Other
Eligibility
18 Years and older
Enrollment
139 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2016
U.S. locations
1
States / cities
Waterford, Michigan
Source: ClinicalTrials.gov public record
Updated Apr 16, 2017 · Synced Jul 22, 2026, 2:15 PM EDT
Completed Phase 3 Interventional

Evaluation of Efficacy and Safety of an Anti-Allergy Drug With a Contact Lens in the Treatment of Allergic Conjunctivitis

NCT00445874
View directory record Official record
Conditions
Allergic Conjunctivitis
Interventions
Ketotifen with a Contact Lens (no generic name)
Drug
Lead sponsor
Vistakon Pharmaceuticals
Industry
Eligibility
8 Years and older
Enrollment
120 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007
U.S. locations
7
States / cities
Phoenix, Arizona • Irvine, California • North Andover, Massachusetts + 3 more
Source: ClinicalTrials.gov public record
Updated Apr 8, 2009 · Synced Jul 22, 2026, 2:15 PM EDT
Recruiting Phase 4 Interventional

Optimizing Evidence-based HIV Prevention Targeting People Who Inject Drugs on PrEP

NCT05669534
View directory record Official record
Conditions
Hiv, Opioid Use Disorder
Interventions
community-friendly health recovery program, Pre-Exposure Prophylaxis and Post-Exposure Prophylaxis
Behavioral · Drug
Lead sponsor
University of Connecticut
Other
Eligibility
18 Years and older
Enrollment
256 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2027
U.S. locations
1
States / cities
New Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated Jun 14, 2026 · Synced Jul 22, 2026, 2:15 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers Results available

A Phase 1 Trial to Evaluate CAP256V2LS in Healthy Adults

NCT04408963
View directory record Official record
Conditions
HIV
Interventions
VRC-HIVMAB0102-00-AB
Biological
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years to 60 Years
Enrollment
10 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Jan 10, 2024 · Synced Jul 22, 2026, 2:15 PM EDT
Recruiting Not applicable Interventional

Lifestyle Interventions to Prevent Diabetes in U.S. Home Visiting Programs

NCT06988306
View directory record Official record
Conditions
Diabetes Mellitus, Gestational Diabetes Mellitus (GDM)
Interventions
GDM Enhanced, Meals
Behavioral
Lead sponsor
California Polytechnic State University-San Luis Obispo
Other
Eligibility
18 Years and older · Female only
Enrollment
978 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2030
U.S. locations
3
States / cities
San Luis Obispo, California • Chicago, Illinois • Providence, Rhode Island
Source: ClinicalTrials.gov public record
Updated Mar 4, 2026 · Synced Jul 22, 2026, 2:15 PM EDT
Not listed Not applicable Interventional Accepts healthy volunteers

Rapid Adaptation to Prevent Drug Use

NCT05806840
View directory record Official record
Conditions
Substance Use
Interventions
Rapid Adaptation to Prevent Drug Use (RAPD), Standard Implementation
Behavioral
Lead sponsor
Wayne State University
Other
Eligibility
11 Years to 99 Years
Enrollment
12 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2025
U.S. locations
1
States / cities
Detroit, Michigan
Source: ClinicalTrials.gov public record
Updated Jun 13, 2024 · Synced Jul 22, 2026, 2:15 PM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Behavioral Economic Intervention to Improve HIV Behaviors in Sexual Minority Individuals

NCT06745947
View directory record Official record
Conditions
HIV Prevention
Interventions
EFT
Behavioral
Lead sponsor
The University of Texas Health Science Center at San Antonio
Other
Eligibility
18 Years to 34 Years
Enrollment
60 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2027
U.S. locations
1
States / cities
San Antonio, Texas
Source: ClinicalTrials.gov public record
Updated Jun 21, 2025 · Synced Jul 22, 2026, 2:15 PM 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 Jul 22, 2026, 2:15 PM EDT
Completed Phase 4 Interventional Results available

HIV Treatment Reinitiation in Women Who Received Anti-HIV Drugs to Prevent Mother-to-Child Transmission of HIV

NCT00442962
View directory record Official record
Conditions
HIV Infections
Interventions
Efavirenz, Emtricitabine/Tenofovir disoproxil fumarate
Drug
Lead sponsor
Advancing Clinical Therapeutics Globally for HIV/AIDS and Other Infections
Network
Eligibility
16 Years and older · Female only
Enrollment
54 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2010
U.S. locations
6
States / cities
San Diego, California • Boston, Massachusetts • St Louis, Missouri + 3 more
Source: ClinicalTrials.gov public record
Updated Oct 11, 2018 · Synced Jul 22, 2026, 2:15 PM EDT
Completed Not applicable Interventional

Medication Management and Culture of Safety

NCT01247454
View directory record Official record
Conditions
Cardiovascular Disease
Interventions
academic detailing, Electronic Health Record (EHR) prompt, EHR prompt and patient prompt
Behavioral
Lead sponsor
University of Colorado, Denver
Other
Eligibility
18 Years and older
Enrollment
7,000 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2010
U.S. locations
1
States / cities
Denver, Colorado
Source: ClinicalTrials.gov public record
Updated Apr 16, 2019 · Synced Jul 22, 2026, 2:15 PM EDT
Completed Not applicable Interventional

fMRI Study of a Dual Process Treatment Protocol With Substance Dependent Adults

NCT01320748
View directory record Official record
Conditions
Substance Abuse, Substance Dependence, Alcohol Abuse, Drug Use, Relapse
Interventions
Dual Processing, Relapse Prevention
Behavioral
Lead sponsor
Inova Health Care Services
Other
Eligibility
18 Years and older
Enrollment
29 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2013
U.S. locations
2
States / cities
Washington D.C., District of Columbia • Falls Church, Virginia
Source: ClinicalTrials.gov public record
Updated Nov 29, 2018 · Synced Jul 22, 2026, 2:15 PM EDT
Completed Not applicable Interventional

Differential Sensitivity Markers in Youth Drug Abuse Prevention

NCT02622451
View directory record Official record
Conditions
Adolescent Substance Use
Interventions
Teen Intervene, Everyday Parenting
Behavioral
Lead sponsor
University of Minnesota
Other
Eligibility
12 Years to 17 Years
Enrollment
32 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2020
U.S. locations
1
States / cities
Minneapolis, Minnesota
Source: ClinicalTrials.gov public record
Updated Sep 20, 2020 · Synced Jul 22, 2026, 2:15 PM EDT
Completed Phase 4 Interventional

Improving Hepatitis C Treatment in Injection Drug Users

NCT00148031
View directory record Official record
Conditions
Hepatitis C, Liver Diseases, Drug Abuse, Alcoholism
Interventions
Pegylated Interferon and Ribavirin, Psychosocial, On-site (MMT Clinic) HCV evaluation and treatment, Off-site HCV evaluation and treatment
Drug · Behavioral
Lead sponsor
State University of New York - Upstate Medical University
Other
Eligibility
18 Years to 65 Years
Enrollment
111 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2003 – 2007
U.S. locations
2
States / cities
Syracuse, New York
Source: ClinicalTrials.gov public record
Updated Apr 23, 2013 · Synced Jul 22, 2026, 2:15 PM EDT
Completed Not applicable Interventional Results available

INTEGRA: A Vanguard Study of Health Service Delivery in a Mobile Health Delivery Unit

NCT04804072
View directory record Official record
Conditions
HIV Infections, Drug Use, Opioid Use, Opioid-use Disorder
Interventions
Medication for opioid-use disorder (MOUD) for opioid-use disorder (OUD), HIV testing, HIV treatment for participants living with HIV not already in care, PrEP for participants without HIV, Testing and referral for vaccination or treatment for hepatitis A virus (HAV) and hepatitis B virus (HBV), Testing and referral for treatment for hepatitis C virus (HCV), Sexually transmitted infection (STI) testing and treatment, Primary care, Harm reduction services, Peer navigation, COVID-19 testing and referral for further evaluation, care and/or treatment
Drug · Diagnostic Test · Other + 1 more
Lead sponsor
HIV Prevention Trials Network
Network
Eligibility
18 Years and older
Enrollment
447 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2024
U.S. locations
5
States / cities
Los Angeles, California • Washington D.C., District of Columbia • The Bronx, New York + 2 more
Source: ClinicalTrials.gov public record
Updated Jun 9, 2026 · Synced Jul 22, 2026, 2:15 PM EDT
Completed Not applicable Interventional

Prevention Through Intervention: Telehealth Solution to Deter 911 Calls Due to Hypoglycemia

NCT03665870
View directory record Official record
Conditions
Diabetes Mellitus, Hypoglycemia Unawareness, Hypoglycemia, Hypoglycemia Acute
Interventions
Hypoglycemia Education
Behavioral
Lead sponsor
University of Alabama at Birmingham
Other
Eligibility
18 Years to 64 Years
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2020
U.S. locations
1
States / cities
Birmingham, Alabama
Source: ClinicalTrials.gov public record
Updated Jul 21, 2020 · Synced Jul 22, 2026, 2:15 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Life-Steps Counseling to Enhance Adherence and Engagement in PrEP Care

NCT04316715
View directory record Official record
Conditions
Adherence, Medication
Interventions
Lifesteps for PrEP, Daily text message reminders
Behavioral
Lead sponsor
University of Miami
Other
Eligibility
18 Years and older · Male only
Enrollment
300 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2025
U.S. locations
2
States / cities
Miami, Florida • Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Aug 25, 2025 · Synced Jul 22, 2026, 2:15 PM EDT
Completed Phase 4 Interventional Results available

Pre-exposure Prophylaxis (PrEP) Adherence Enhancement Guided by iTAB and Drug Levels for Women

NCT02584140
View directory record Official record
Conditions
HIV Prevention
Interventions
Text Messaging, Adherence Counseling, Daily Oral PrEP
Behavioral · Drug
Lead sponsor
University of California, Los Angeles
Other
Eligibility
18 Years and older · Female only
Enrollment
136 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2019
U.S. locations
5
States / cities
Los Angeles, California • San Diego, California
Source: ClinicalTrials.gov public record
Updated Jul 7, 2021 · Synced Jul 22, 2026, 2:15 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Retention in PrEP Care for African American MSM in Mississippi

NCT03256435
View directory record Official record
Conditions
Preventive Medicine, HIV Infections
Interventions
RAMP PrEP initiation, adherence, and retention intervention
Behavioral
Lead sponsor
Brown University
Other
Eligibility
18 Years to 35 Years · Male only
Enrollment
70 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2021
U.S. locations
1
States / cities
Jackson, Mississippi
Source: ClinicalTrials.gov public record
Updated Dec 1, 2021 · Synced Jul 22, 2026, 2:15 PM EDT
Completed Phase 2 Interventional Results available

A Study of TAK-954 to Treat Gastrointestinal Dysfunction in Adults After Surgery

NCT03827655
View directory record Official record
Conditions
Postoperative Gastrointestinal Dysfunction
Interventions
TAK-954 Placebo, TAK-954
Drug
Lead sponsor
Takeda
Industry
Eligibility
18 Years and older
Enrollment
209 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2022
U.S. locations
19
States / cities
Mobile, Alabama • Los Angeles, California • Orange, California + 14 more
Source: ClinicalTrials.gov public record
Updated Jun 22, 2023 · Synced Jul 22, 2026, 2:15 PM EDT
Recruiting Not applicable Interventional

PrEP and MOUD Rapid Access for Persons Who Inject Drugs: The CHORUS+ Study

NCT05769218
View directory record Official record
Conditions
Opioid Use Disorder
Interventions
CHORUS+, Standard of care
Behavioral · Other
Lead sponsor
Boston Medical Center
Other
Eligibility
18 Years and older
Enrollment
284 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2028
U.S. locations
2
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Apr 5, 2026 · Synced Jul 22, 2026, 2:15 PM EDT