Independent directory Public ClinicalTrials.gov records United States
Clear filters

These results were retrieved from the live ClinicalTrials.gov registry. Filters and sort order apply to this result list.

ClinicalTrials.gov public records Last synced Oct 20, 2026, 11:53 AM EDT

Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.

Showing 49–72 of 176 matching trials from the live ClinicalTrials.gov search.
Recruiting No phase listed Observational

Shelter HArm Reduction Evaluation

NCT07170072
Conditions
Overdose, Harm Reduction
Interventions
Not listed
Lead sponsor
NYU Langone Health
Other
Eligibility
18 Years and older
Enrollment
80 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2027
U.S. locations
1
States / cities
New York, New York
Conditions
Acetaminophen Toxicity
Interventions
Not listed
Lead sponsor
Akron Children's Hospital
Other
Eligibility
1 Month to 21 Years
Enrollment
47 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011
U.S. locations
1
States / cities
Akron, Ohio
Completed Not applicable Interventional

The OPT-IN Project

NCT03526380
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
Conditions
Drug Overdose, Opioid-Related Disorders
Interventions
Diagnostic algorithms that detects/predicts hypoventilation
Device
Lead sponsor
RTM Vital Signs, LLC
Industry
Eligibility
18 Years to 40 Years
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2020
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Completed Phase 1 Interventional Accepts healthy volunteers

Safety, Tolerability, and Pharmacokinetics of CSX-1004

NCT06005402
Conditions
Opioid Overdose, Opioid Use Disorder
Interventions
CSX-1004, Placebo
Biological
Lead sponsor
Cessation Therapeutics, Inc.
Industry
Eligibility
18 Years to 50 Years
Enrollment
32 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2024
U.S. locations
1
States / cities
Overland Park, Kansas
Conditions
Stimulant Overdose
Interventions
Aim 1 (case-cohort study), Aim 2 (case-crossover study), Aim 3 (cohort study)
Other
Lead sponsor
University of Pennsylvania
Other
Eligibility
18 Years and older
Enrollment
634,939 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2025
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Completed Not applicable Interventional Accepts healthy volunteers Results available

Preventing Opioid Overdose Mortality in the United States

NCT03924505
Conditions
Opioid Overdose
Interventions
Organize and Mobilize for Implementation Effectiveness, Dissemination
Other
Lead sponsor
RTI International
Other
Eligibility
18 Years and older
Enrollment
105 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2022
U.S. locations
1
States / cities
Berkeley, California
Completed Not applicable Interventional Results available

HEALing Communities Study

NCT04111939
Conditions
Opioid Use Disorder (OUD)
Interventions
Communities That HEAL, Wait-list control
Other
Lead sponsor
RTI International
Other
Eligibility
Not listed
Enrollment
67 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2025
U.S. locations
4
States / cities
Lexington, Kentucky • Boston, Massachusetts • New York, New York + 1 more
Conditions
Stimulant Overdose, Overdose Accidental, Overdose Cocaine, Overdose Methamphetamine
Interventions
Not listed
Lead sponsor
San Francisco Department of Public Health
Government
Eligibility
18 Years and older
Enrollment
176 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2024
U.S. locations
1
States / cities
San Francisco, California
Completed Not applicable Interventional Results available

THRIVE: Culturally AdapTed Harm Reduction Intervention

NCT06609278
Conditions
Opioid Use, Stimulant Use
Interventions
harm reduction intervention
Behavioral
Lead sponsor
Brittany Miller-Roenigk
Other
Eligibility
18 Years to 65 Years
Enrollment
63 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025
U.S. locations
3
States / cities
Louisville, Kentucky • Cincinnati, Ohio
Conditions
Opioid; Intoxication, Perception Disturbance (Acute), Acute Pain, Overdose of Opiate, Respiratory Depression, Safety Issues
Interventions
Continuous conversational interaction, Remifentanil infusion
Behavioral · Drug
Lead sponsor
University of California, San Francisco
Other
Eligibility
20 Years to 55 Years
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019
U.S. locations
1
States / cities
San Francisco, California
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
Completed Not applicable Interventional Accepts healthy volunteers Results available

Opioid Rapid Response System: Naloxone Training in Communities

NCT06238128
Conditions
Opioid Overdose
Interventions
Opioid Rapid Resonse System (ORRS) training, Non-active opioid overdose response training
Behavioral
Lead sponsor
University of Missouri-Columbia
Other
Eligibility
18 Years to 100 Years
Enrollment
773 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2025
U.S. locations
1
States / cities
San Francisco, California
Completed Not applicable Interventional Results available

Repeated-dose Behavioral Intervention to Reduce Opioid Overdose

NCT03838510
Conditions
Opioid-Related Disorders, Drug Overdose
Interventions
REBOOT
Behavioral
Lead sponsor
San Francisco Department of Public Health
Government
Eligibility
18 Years to 65 Years
Enrollment
268 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2023
U.S. locations
2
States / cities
San Francisco, California • Boston, Massachusetts
Conditions
Opioid Use Disorder
Interventions
PRC supported text + AI driven CSDH-enhanced text, AI driven CSDH-enhanced text only, Treatment as Usual (TAU)
Behavioral
Lead sponsor
Friends Research Institute, Inc.
Other
Eligibility
18 Years to 99 Years
Enrollment
180 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2027
U.S. locations
1
States / cities
New York, New York
Recruiting Not applicable Interventional

Families Left Behind

NCT06854757
Conditions
Grief, Grief Disorder, Prolonged, Overdose Accidental, Substance Use Disorders
Interventions
RIVER, Enhanced care as usual
Behavioral
Lead sponsor
RAND
Other
Eligibility
18 Years and older
Enrollment
340 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2030
U.S. locations
4
States / cities
Birmingham, Alabama • San Diego, California • Farmington, Connecticut + 1 more
Recruiting Not applicable Interventional

The ENHANCE Project Toolkit

NCT07649278
Conditions
Substance Related Disorder, Drug Overdose, eHealth
Interventions
Connections mHealth Application
Device
Lead sponsor
University of Wisconsin, Madison
Other
Eligibility
18 Years and older
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2027
U.S. locations
1
States / cities
Madison, Wisconsin
Completed Not applicable Interventional Results available

Evaluation of a Computerized Opioid Overdose Prevention Program

NCT02040077
Conditions
Computer + Fluency, Computer Only, Treatment as Usual
Interventions
Computer + Fluency, Computer Only, Treatment as Usual
Behavioral
Lead sponsor
Johns Hopkins University
Other
Eligibility
18 Years and older
Enrollment
75 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015
U.S. locations
1
States / cities
Baltimore, Maryland
Conditions
Opioid Dependence, Opioid Use Disorder
Interventions
Naloxone Education Intervention
Other
Lead sponsor
Edward Hospital
Other
Eligibility
18 Years and older
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2020
U.S. locations
1
States / cities
Naperville, Illinois
Completed Phase 4 Interventional Results available

Increasing Naloxone Access for Persons Who Use Opioids

NCT04303000
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
Conditions
Opioid Use Disorder, Opioid Withdrawal, Substance Use Disorders
Interventions
Ibogaine Hydrochloride, Extended-release naltrexone injection, 380 mg, Matching Oral Placebo, Matching Intramuscular Placebo, My-E-Health SENTINEL Digital Monitoring and Human-Gated Escalation Platform, Standardized Psychological Preparation, Integration and Recovery Support, Garmin-Enabled Longitudinal Wellness Monitoring
Drug · Device · Behavioral + 1 more
Lead sponsor
Clive Michelsen
Industry
Eligibility
18 Years to 65 Years
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2027 – 2029
U.S. locations
1
States / cities
Basalt, Colorado
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
Not yet recruiting Not applicable Interventional Accepts healthy volunteers

Clinician Practice Companion to Address Youth Substance Use

NCT07725289
Conditions
Substance Use, Substance-Related Disorders, Adolescent Substance Use, Cannabis Use, Opioid Use Disorder, Drug Overdose, Overdose Prevention, Co-occurring Mental Health Conditions
Interventions
Practice Companion
Behavioral
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
14 Years to 24 Years
Enrollment
60 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2027 – 2029
U.S. locations
1
States / cities
Boston, Massachusetts
Conditions
Substance Use Disorder (SUD), Opioid Use Disorders, Stimulant Overdose, Overdose Risk, Alcohol Use Disorder
Interventions
Recovery Management Checkups (RMC) delivered by community-based agencies (RMC adopters), Recovery Management Checkups (RMC) delivered by staff under the research team (RMC by research staff)
Behavioral
Lead sponsor
Chestnut Health Systems
Other
Eligibility
18 Years and older
Enrollment
600 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2029
U.S. locations
1
States / cities
Chicago, Illinois