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 9, 2026, 5:49 AM EDT

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

Showing 97–120 of 605 matching trials from the live ClinicalTrials.gov search.
Conditions
Alcohol-Related Disorders, Cocaine-Related Disorders
Interventions
Naltrexone
Drug
Lead sponsor
National Institute on Drug Abuse (NIDA)
NIH
Eligibility
18 Years to 50 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2003 – 2007
U.S. locations
1
States / cities
Houston, Texas
Completed Not applicable Interventional Accepts healthy volunteers

An Adherence Tool to Manage Narcotic -Addicted HIV Patients

NCT02194764
Conditions
Healthy Adults
Interventions
Naltrexone and 2-butanol, 2-butanol which is encapsulated (size 3 capsule) plus 50 mg of naltrexone (HCl form)
Drug
Lead sponsor
Xhale Assurance
Industry
Eligibility
18 Years and older
Enrollment
8 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014
U.S. locations
1
States / cities
Gainesville, Florida
Conditions
Methamphetamine Use Disorder
Interventions
naltrexone plus bupropion
Drug
Lead sponsor
Walter Ling
Other
Eligibility
18 Years to 65 Years
Enrollment
49 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2015
U.S. locations
3
States / cities
Los Angeles, California • Honolulu, Hawaii • Dallas, Texas
Terminated Phase 4 Interventional Results available

Conversion to Embeda With Rescue Trial

NCT01179191
Conditions
Chronic Disease, Pain
Interventions
morphine sulfate and naltrexone hydrochloride (EMBEDA)
Drug
Lead sponsor
Pfizer
Industry
Eligibility
21 Years and older
Enrollment
684 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2011
U.S. locations
166
States / cities
Adamsville, Alabama • Birmingham, Alabama • Huntsville, Alabama + 144 more
Conditions
Type 2 Diabetes, Obesity
Interventions
Weight Management Program (WMP), Traditional care, Phentermine / Topiramate Extended Release Oral Capsule, naltrexone/bupropion extended-release, liraglutide 3.0 mg, Orlistat
Other · Drug
Lead sponsor
The Cleveland Clinic
Other
Eligibility
18 Years to 75 Years
Enrollment
74 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2023
U.S. locations
1
States / cities
Cleveland, Ohio
Completed Not applicable Interventional Accepts healthy volunteers

BE Intervention for Naloxone Uptake

NCT06064981
Conditions
Harm Reduction
Interventions
Text message nudges, Commitment contract
Behavioral
Lead sponsor
University of Pennsylvania
Other
Eligibility
18 Years and older
Enrollment
137 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019
U.S. locations
2
States / cities
Philadelphia, Pennsylvania
Conditions
Binge Drinking, HIV
Interventions
Placebo, Naltrexone, Medical Management (MM) counseling for alcohol use:, Urinalysis for novel alcohol biochemical markers:, Behavioral survey measurements:, Dried Blood Spot (DSB) Testing for Phosphatidylethanol, Ecological Momentary Assessment
Drug · Behavioral · Diagnostic Test
Lead sponsor
University of California, San Francisco
Other
Eligibility
18 Years to 70 Years · Male only
Enrollment
120 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2021
U.S. locations
1
States / cities
San Francisco, California
Recruiting No phase listed Observational

EMS-Initiated Buprenorphine

NCT07475728
Conditions
Opioid Use Disorder
Interventions
Not listed
Lead sponsor
Yale University
Other
Eligibility
Not listed
Enrollment
495 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2029
U.S. locations
3
States / cities
Oakland, California • Minneapolis, Minnesota • Camden, New Jersey
Conditions
Opioid-Related Disorders, Chronic Pain
Interventions
Buprenorphine, Hydromorphone, Placebo
Drug
Lead sponsor
Johns Hopkins University
Other
Eligibility
18 Years to 55 Years
Enrollment
14 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2017
U.S. locations
1
States / cities
Baltimore, Maryland
Completed Phase 2 Interventional Results available

A Novel Human Lab Model for Screening AUD Medications

NCT04249882
Conditions
Alcohol Use Disorder
Interventions
Placebo, Naltrexone, Varenicline
Drug
Lead sponsor
University of California, Los Angeles
Other
Eligibility
21 Years to 65 Years
Enrollment
53 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2022
U.S. locations
1
States / cities
Los Angeles, California
Completed Phase 2 Interventional Results available

Naloxone, Hypoglycemia and Exercise

NCT03149770
Conditions
Diabetes Mellitus, Type 1
Interventions
Naloxone then placebo, Placebo then Naloxone
Drug
Lead sponsor
University of Minnesota
Other
Eligibility
18 Years to 65 Years
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2023
U.S. locations
1
States / cities
Minneapolis, Minnesota
Conditions
Drug Overdose, Opioid-Related Disorders
Interventions
Naloxone
Drug
Lead sponsor
National Institute on Drug Abuse (NIDA)
NIH
Eligibility
18 Years to 55 Years
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2015
U.S. locations
1
States / cities
Overland Park, Kansas
Conditions
Opioid Dependency
Interventions
Psychosocial treatment plus Suboxone pharmacotherapy
Other
Lead sponsor
University of California, Los Angeles
Other
Eligibility
15 Years and older
Enrollment
202 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2012
U.S. locations
1
States / cities
Los Angeles, California
Conditions
Smoking, Nicotine Dependence
Interventions
Naltrexone, Bupropion
Drug
Lead sponsor
Yale University
Other
Eligibility
18 Years and older
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2005
U.S. locations
1
States / cities
New Haven, Connecticut
Terminated Phase 4 Interventional Results available

Pilot Study of Depot NTX in Homeless Veterans

NCT01155869
Conditions
Alcohol Dependence
Interventions
Depot naltrexone, Oral Naltrexone
Drug
Lead sponsor
US Department of Veterans Affairs
Federal
Eligibility
18 Years to 64 Years
Enrollment
7 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2012
U.S. locations
1
States / cities
Providence, Rhode Island
Completed Phase 1Phase 2 Interventional Accepts healthy volunteers Results available

Collaborative Care for Alcohol Use Disorders in the Patient-centered Medical Home

NCT02885311
Conditions
Alcohol-Related Disorders, Alcohol Drinking, Alcoholism, Alcohol Abuse, Alcohol Use Disorders
Interventions
Motivation Enhancement Therapy, Modified Behavioral Self-Control Therapy, Naltrexone, Brief Advice, Referral to specialty substance use disorder treatment
Behavioral · Drug · Other
Lead sponsor
Northwell Health
Other
Eligibility
18 Years to 75 Years
Enrollment
27 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2018
U.S. locations
1
States / cities
Great Neck, New York
Conditions
Endometriosis
Interventions
Naltrexone, Norethindrone Acetate, Placebo
Drug
Lead sponsor
Milton S. Hershey Medical Center
Other
Eligibility
18 Years to 45 Years · Female only
Enrollment
9 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
1
States / cities
Hershey, Pennsylvania
Conditions
Opioid Use Disorder, Fentanyl
Interventions
Injectable buprenorphine, Sublingual Buprenorphine (SUBOXONE, Zubsolv, or generic tablets)
Drug
Lead sponsor
University of California, San Francisco
Other
Eligibility
18 Years and older
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2027
U.S. locations
1
States / cities
San Francisco, California
Enrolling by invitation Early Phase 1 Interventional Accepts healthy volunteers

Opioids and Social Support Enhanced Extinction Effects

NCT04166071
Conditions
Fear
Interventions
Naltrexone, Placebo
Drug
Lead sponsor
University of California, Los Angeles
Other
Eligibility
18 Years to 35 Years
Enrollment
60 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2026
U.S. locations
2
States / cities
Los Angeles, California
Conditions
Opioid Use Disorder, Opioid Use, Opioid Abuse, Opioid Misuse, Opioid Dependence
Interventions
buprenorphine/naloxone
Drug
Lead sponsor
Bicycle Health
Industry
Eligibility
18 Years and older
Enrollment
33 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023
U.S. locations
1
States / cities
Boston, Massachusetts
Completed Not applicable Interventional Accepts healthy volunteers

Developing and Testing the Opioid Rapid Response System

NCT04589676
Conditions
Opioid Overdose
Interventions
Naloxone training
Behavioral
Lead sponsor
Real Prevention, LLC
Industry
Eligibility
18 Years and older
Enrollment
400 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2021
U.S. locations
2
States / cities
Bloomington, Indiana • Clifton, New Jersey
Conditions
Alcohol Dependence
Interventions
naltrexone, Broad Spectrum Treatment, Motivational Enhancement Treatment
Drug · Behavioral
Lead sponsor
Indiana University
Other
Eligibility
21 Years to 65 Years
Enrollment
185 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2000 – 2005
U.S. locations
1
States / cities
Indianapolis, Indiana
Conditions
Alcohol Use Disorder
Interventions
Naltrexone Pill
Drug
Lead sponsor
Albert Einstein Healthcare Network
Other
Eligibility
18 Years and older
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2025
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Completed Not applicable Interventional Accepts healthy volunteers

Naltrexone and Patch for Smokers

NCT00018213
Conditions
Smoking
Interventions
Naltrexone Hydrochloride, Transdermal Nicotine
Drug
Lead sponsor
US Department of Veterans Affairs
Federal
Eligibility
18 Years to 65 Years
Healthy volunteers
Accepts healthy volunteers
Timeline
1998 – 2001
U.S. locations
1
States / cities
Providence, Rhode Island