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Showing 1–21 of 21 matching trials from the live ClinicalTrials.gov search.
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Filters: Intervention: Information about Naloxone Clear all
Completed Not applicable Interventional Accepts healthy volunteers Results available

Kentucky Communities and Researchers Engaging to Halt the Opioid Epidemic (CARE2HOPE)

NCT04134767
View directory record Official record
Conditions
Substance Use, HIV Infections, HCV Infection, Sexually Transmitted Infections (Not HIV or Hepatitis), Overdose, Drug, Opioid Use
Interventions
Health Linkage, Overdose Education
Behavioral
Lead sponsor
April M Young
Other
Eligibility
18 Years and older
Enrollment
234 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2022
U.S. locations
1
States / cities
Lexington, Kentucky
Source: ClinicalTrials.gov public record
Updated Dec 20, 2023 · Synced Sep 15, 2026, 4:41 PM EDT
Not listed Not applicable Interventional Accepts healthy volunteers

Mobile Intervention for Young Opioid Users

NCT03610672
View directory record Official record
Conditions
Opioid-Related Disorders
Interventions
OD prevention/response training, OD prevention/response training + PI mobile application
Behavioral
Lead sponsor
National Development and Research Institutes, Inc.
Other
Eligibility
18 Years to 29 Years
Enrollment
64 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2020
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Aug 1, 2018 · Synced Sep 15, 2026, 4:41 PM EDT
Active, not recruiting Not applicable Interventional

A Universal Primary Care Based Intervention to Reduce Youth Overdose Risk

NCT07022717
View directory record Official record
Conditions
Overdose
Interventions
Brief youth overdose prevention education, Information about Naloxone, Usual standard of care
Behavioral · Other
Lead sponsor
Boston Medical Center
Other
Eligibility
13 Years and older
Enrollment
22 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2026
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Aug 6, 2026 · Synced Sep 15, 2026, 4:41 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Nalox-Comm: Naloxone Communication Training for Pharmacists

NCT04677387
View directory record Official record
Conditions
Naloxone
Interventions
Nalox-comm Training Module, Prescribe to Prevent: Overdose Prevention and Naloxone Rescue Kits for Prescribers and Pharmacists
Behavioral
Lead sponsor
University of North Carolina, Chapel Hill
Other
Eligibility
18 Years to 99 Years
Enrollment
48 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2023
U.S. locations
1
States / cities
Asheville, North Carolina
Source: ClinicalTrials.gov public record
Updated Jun 25, 2024 · Synced Sep 15, 2026, 4:41 PM EDT
Active, not recruiting Not applicable Interventional

Collaborative Care for Polysubstance Use in Primary Care Settings (Co-Care)

NCT06116266
View directory record Official record
Conditions
Substance Use
Interventions
Education and support for primary care providers (PCPS), Nurse Care Manager (NCM) visits, Addiction specialist consultant, Health coaching sessions, Patient educational materials
Other
Lead sponsor
NYU Langone Health
Other
Eligibility
18 Years and older
Enrollment
301 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2027
U.S. locations
8
States / cities
Torrance, California • New York, New York • Enterprise, Oregon + 4 more
Source: ClinicalTrials.gov public record
Updated May 6, 2026 · Synced Sep 15, 2026, 4:41 PM EDT
Not yet recruiting Phase 4 Interventional

A Bundled Intervention to End Opioid Overdoses

NCT07485335
View directory record Official record
Conditions
Opioid Use Disorder, Opioid Overdose
Interventions
Bundled intervention (Experimental), control group, Buprenorphine (Experimental), Scheduled Peer Support Specialist (Experimental), Telemedicine Buprenorphine Treatment
Other · Drug · Behavioral
Lead sponsor
University of Alabama at Birmingham
Other
Eligibility
19 Years and older
Enrollment
160 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2030
U.S. locations
1
States / cities
Birmingham, Alabama
Source: ClinicalTrials.gov public record
Updated Jun 17, 2026 · Synced Sep 15, 2026, 4:41 PM EDT
Recruiting Phase 4 Interventional

Low Dose Naltrexone for Pain in Patients With HIV

NCT05537935
View directory record Official record
Conditions
Human Immunodeficiency Virus, Chronic Neuropathic Pain
Interventions
Low Dose Naltrexone
Drug
Lead sponsor
Emory University
Other
Eligibility
18 Years to 75 Years
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2027
U.S. locations
3
States / cities
Atlanta, Georgia
Source: ClinicalTrials.gov public record
Updated Apr 8, 2026 · Synced Sep 15, 2026, 4:41 PM EDT
Completed Phase 4 Interventional Results available

Feasibility Study of Extended-release Naltrexone (Vivitrol) in Drug Court Settings

NCT02978417
View directory record Official record
Conditions
Opioid-Related Disorders
Interventions
Naltrexone for extended-release injectable suspension, Oral naltrexone
Drug
Lead sponsor
Duke University
Other
Eligibility
18 Years to 65 Years
Enrollment
14 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2019
U.S. locations
1
States / cities
Raleigh, North Carolina
Source: ClinicalTrials.gov public record
Updated Jun 15, 2020 · Synced Sep 15, 2026, 4:41 PM EDT
Completed Phase 1Phase 2 Interventional Results available

Clinical Trial of Integrated Treatment for Pain and Opioid Dependence

NCT00634803
View directory record Official record
Conditions
Opiate Dependence, Chronic Pain
Interventions
CBT, Buprenorphine, Educational Counseling, Physician Management
Behavioral · Drug · Other
Lead sponsor
Yale University
Other
Eligibility
18 Years to 65 Years
Enrollment
90 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2015
U.S. locations
1
States / cities
New Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated Aug 1, 2021 · Synced Sep 15, 2026, 4:41 PM EDT
Completed Not applicable Interventional Results available

Encouraging Judicious Prescribing of Opioids in Los Angeles County

NCT03856593
View directory record Official record
Conditions
Substance-Related Disorders
Interventions
Standard letter, Comparator letter
Behavioral
Lead sponsor
University of Southern California
Other
Eligibility
18 Years and older
Enrollment
541 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2021
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Mar 27, 2023 · Synced Sep 15, 2026, 4:41 PM EDT
Not listed Not applicable Interventional

Improving Availability of Intranasal Naloxone

NCT05877118
View directory record Official record
Conditions
Opioid Overdose
Interventions
Enhanced Overdose Education (EOE), Standard education
Behavioral
Lead sponsor
Hartford Hospital
Other
Eligibility
21 Years to 65 Years
Enrollment
84 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2025
U.S. locations
2
States / cities
Hartford, Connecticut
Source: ClinicalTrials.gov public record
Updated Jun 6, 2024 · Synced Sep 15, 2026, 4:41 PM EDT
Recruiting Phase 2Phase 3 Interventional Accepts healthy volunteers

Naltrexone for Overdose Prevention

NCT06633900
View directory record Official record
Conditions
Overdose Accidental
Interventions
IM naltrexone, Usual Care
Drug · Behavioral
Lead sponsor
University of California, San Francisco
Other
Eligibility
18 Years and older
Enrollment
100 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2027
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated Jun 8, 2026 · Synced Sep 15, 2026, 4:41 PM EDT
Completed No phase listed Observational

Utilizing Helpline for Opioid Dependence Treatment

NCT03969238
View directory record Official record
Conditions
Opioid Dependence
Interventions
Helpline
Behavioral
Lead sponsor
University of Virginia
Other
Eligibility
18 Years and older
Enrollment
31 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2021
U.S. locations
1
States / cities
Charlottesville, Virginia
Source: ClinicalTrials.gov public record
Updated May 26, 2026 · Synced Sep 15, 2026, 4:41 PM EDT
Completed Not applicable Interventional Results available

Subthreshold Opioid Use Disorder Prevention (STOP) Trial

NCT04218201
View directory record Official record
Conditions
Opioid-use Disorder
Interventions
PCP brief advice, Video doctor, Telephone health coaching, Nurse Care Manager (NCM) intervention
Behavioral
Lead sponsor
NYU Langone Health
Other
Eligibility
18 Years and older
Enrollment
321 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2024
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Jun 18, 2025 · Synced Sep 15, 2026, 4:41 PM EDT
Completed Not applicable Interventional Results available

A Tailored, Peer-delivered Intervention to Reduce Recurring Opioid Overdoses

NCT02922959
View directory record Official record
Conditions
Drug Overdose, Opioid-Related Disorders, Drug Addiction, Drug Abuse, Substance Abuse
Interventions
Peer Intervention, naloxone nasal spray kit, Personally-tailored opioid overdose prevention education (information packet)
Behavioral · Drug
Lead sponsor
University of Cincinnati
Other
Eligibility
18 Years and older
Enrollment
80 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2019
U.S. locations
1
States / cities
Cincinnati, Ohio
Source: ClinicalTrials.gov public record
Updated Jun 23, 2020 · Synced Sep 15, 2026, 4:41 PM EDT
Enrolling by invitation Phase 4 Interventional

Houston Emergency Opioid Engagement System

NCT03396276
View directory record Official record
Conditions
Opioid Use Disorder
Interventions
Suboxone, Brief counseling in the ED, Referral to outpatient treatment, Follow-up coaching
Drug · Behavioral
Lead sponsor
The University of Texas Health Science Center, Houston
Other
Eligibility
18 Years and older
Enrollment
3,000 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2030
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Sep 30, 2025 · Synced Sep 15, 2026, 4:41 PM EDT
Completed Phase 4 Interventional Results available

Increasing Naloxone Access for Persons Who Use Opioids

NCT04303000
View directory record Official record
Conditions
Naloxone
Interventions
Opioid Overdose Education with Naloxone Distribution, Opioid Overdose Education
Drug
Lead sponsor
University of Alabama at Birmingham
Other
Eligibility
18 Years and older
Enrollment
111 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
4
States / cities
Anniston, Alabama • Gadsden, Alabama • Mobile, Alabama + 1 more
Source: ClinicalTrials.gov public record
Updated Oct 29, 2023 · Synced Sep 15, 2026, 4:41 PM EDT
Active, not recruiting Not applicable Interventional

The Feasibility of Using the PulsePoint to Facilitate Overdose Education and Naloxone Distribution

NCT06523985
View directory record Official record
Conditions
Carrying Naloxone/Narcan on Their Person or in Their Vehicle, Being Trained to Respond to an Opioid Overdose
Interventions
Push messages (standard), Push messages (customized)
Behavioral
Lead sponsor
Indiana University
Other
Eligibility
Not listed
Enrollment
5,000 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2026
U.S. locations
1
States / cities
Bloomington, Indiana
Source: ClinicalTrials.gov public record
Updated Jul 28, 2026 · Synced Sep 15, 2026, 4:41 PM EDT
Completed Not applicable Interventional

Break the Cycle: Prevention for Reducing Initiation Into Injection Drug Use

NCT03502525
View directory record Official record
Conditions
Substance Abuse, Intravenous, Prevention and Control
Interventions
Break the Cycle Intervention, Bacterial Infection Prevention
Behavioral
Lead sponsor
New York University
Other
Eligibility
18 Years and older
Enrollment
402 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2022
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated May 24, 2025 · Synced Sep 15, 2026, 4:41 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Impact on Opioid Use of Bundling Medication-assisted Treatment With mHealth

NCT02712034
View directory record Official record
Conditions
Opioid Use Disorder
Interventions
MAT + A-CHESS, MAT
Behavioral · Other
Lead sponsor
University of Wisconsin, Madison
Other
Eligibility
18 Years and older
Enrollment
417 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2020
U.S. locations
1
States / cities
Madison, Wisconsin
Source: ClinicalTrials.gov public record
Updated Apr 13, 2020 · Synced Sep 15, 2026, 4:41 PM EDT
Active, not recruiting Not applicable Interventional Accepts healthy volunteers

Community Pharmacy-Based Prescription Drug Monitoring Program Opioid Risk Assessment Tool

NCT05706311
View directory record Official record
Conditions
Opioid Abuse, Prescription Opioid Abuse
Interventions
Clinical Decision Support Tool (Moderate Risk), Clinical Decision Support Tool (High Risk), Standard of Care
Behavioral · Other
Lead sponsor
University of Utah
Other
Eligibility
Not listed
Enrollment
80 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2027
U.S. locations
2
States / cities
Cincinnati, Ohio • Salt Lake City, Utah
Source: ClinicalTrials.gov public record
Updated Jul 16, 2026 · Synced Sep 15, 2026, 4:41 PM EDT