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Showing 25–48 of 24 matching trials from the live ClinicalTrials.gov search.
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Filters: Condition: Naltrexone Clear all
Completed Phase 2 Interventional

Low-Dose Naltrexone and Acetaminophen Combination in the Treatment of Chronic Low Back Pain (ANODYNE-4)

NCT03201393
View directory record Official record
Conditions
Chronic Low Back Pain, Lumbar Radiculopathy
Interventions
Low-dose naltrexone and acetaminophen combination, Placebo
Drug
Lead sponsor
Allodynic Therapeutics, Inc
Industry
Eligibility
18 Years and older
Enrollment
12 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2018
U.S. locations
1
States / cities
North Miami, Florida
Source: ClinicalTrials.gov public record
Updated Apr 13, 2021 · Synced Jun 10, 2026, 8:42 AM EDT
Terminated Phase 2 Interventional Results available

Phase II of Naltrexone in Hormone-Refractory Metastatic Breast Cancer

NCT00379197
View directory record Official record
Conditions
Breast Cancer
Interventions
naltrexone, PET scan
Drug · Procedure
Lead sponsor
Masonic Cancer Center, University of Minnesota
Other
Eligibility
18 Years and older · Female only
Enrollment
13 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2013
U.S. locations
1
States / cities
Minneapolis, Minnesota
Source: ClinicalTrials.gov public record
Updated Dec 27, 2017 · Synced Jun 10, 2026, 8:42 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Buprenorphine Naltrexone-P1 A-Cocaine

NCT00733720
View directory record Official record
Conditions
Cocaine-related Disorders
Interventions
Suboxone
Drug
Lead sponsor
National Institute on Drug Abuse (NIDA)
NIH
Eligibility
18 Years to 55 Years
Enrollment
8 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2009
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated Jan 11, 2017 · Synced Jun 10, 2026, 8:42 AM EDT
Completed Phase 2 Interventional Results available

A Study Using Functional Magnetic Resonance Imaging (fMRI) to Assess the Effects of Naltrexone SR/ Bupropion SR Therapy in Overweight or Obese Subjects

NCT00711477
View directory record Official record
Conditions
Obesity
Interventions
Naltrexone SR 32 mg/bupropion SR 360 mg/day, Placebo, fMRI scan
Drug · Other
Lead sponsor
Orexigen Therapeutics, Inc
Industry
Eligibility
18 Years to 45 Years · Female only
Enrollment
46 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2010
U.S. locations
1
States / cities
Upton, New York
Source: ClinicalTrials.gov public record
Updated Jan 5, 2015 · Synced Jun 10, 2026, 8:42 AM EDT
Recruiting Phase 4 Interventional Accepts healthy volunteers

Sex Differences in Trauma, Inflammation and Brain Function and the Implications for Treatment Efficacy in Alcohol Use Disorder

NCT06426303
View directory record Official record
Conditions
Alcohol Use Disorder
Interventions
Naltrexone
Drug
Lead sponsor
Milky Kohno
Other
Eligibility
18 Years to 60 Years
Enrollment
100 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2028
U.S. locations
1
States / cities
Portland, Oregon
Source: ClinicalTrials.gov public record
Updated Jul 17, 2024 · Synced Jun 10, 2026, 8:42 AM EDT
Withdrawn Phase 2 Interventional

HIV Risk Reduction and Drug Abuse Treatment in Iran

NCT00398008
View directory record Official record
Conditions
Opiate Dependence, HIV Infections
Interventions
Buprenorphine/Subutex, Naltrexone, Drug counseling
Drug · Behavioral
Lead sponsor
Yale University
Other
Eligibility
18 Years to 65 Years · Male only
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2008
U.S. locations
1
States / cities
New Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated Mar 29, 2020 · Synced Jun 10, 2026, 8:42 AM EDT
Completed Phase 4 Interventional

Naltrexone, Craving, and Drinking

NCT00006203
View directory record Official record
Conditions
Alcoholism
Interventions
Naltrexone 50 Mg, Placebo
Drug
Lead sponsor
Brown University
Other
Eligibility
21 Years and older
Enrollment
180 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Ends 2005
U.S. locations
1
States / cities
Providence, Rhode Island
Source: ClinicalTrials.gov public record
Updated Jun 12, 2025 · Synced Jun 10, 2026, 8:42 AM EDT
Completed Phase 4 Interventional Results available

Extended-release Naltrexone for Alcohol Dependence in Primary Care

NCT00620750
View directory record Official record
Conditions
Alcohol Dependence
Interventions
Extended release injectable naltrexone (Vivitrol)
Drug
Lead sponsor
NYU Langone Health
Other
Eligibility
18 Years and older
Enrollment
72 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2010
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Sep 26, 2011 · Synced Jun 10, 2026, 8:42 AM EDT
Completed Phase 2 Interventional Accepts healthy volunteers Results available

Prazosin and Naltrexone (PaN) Study for Veterans With Alcohol Use Disorders

NCT02322047
View directory record Official record
Conditions
Alcohol Use Disorder, Posttraumatic Stress Disorder (PTSD)
Interventions
Prazosin, Naltrexone, Placebo (Prazosin), Placebo (Naltrexone)
Drug
Lead sponsor
Seattle Institute for Biomedical and Clinical Research
Other
Eligibility
18 Years to 80 Years
Enrollment
31 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2018
U.S. locations
1
States / cities
Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Dec 28, 2020 · Synced Jun 10, 2026, 8:42 AM EDT
Completed Phase 4 Interventional Accepts healthy volunteers Results available

Control of Cognition (Naltrexone, Methylphenidate, and ADHD Study (NMAS))

NCT01993108
View directory record Official record
Conditions
Healthy, Attention Deficit Hyperactivity Disorder
Interventions
Methylphenidate, Naltrexone, Placebo
Drug
Lead sponsor
University of Michigan
Other
Eligibility
18 Years to 35 Years
Enrollment
23 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2017
U.S. locations
1
States / cities
Ann Arbor, Michigan
Source: ClinicalTrials.gov public record
Updated Jun 17, 2018 · Synced Jun 10, 2026, 8:42 AM EDT
Recruiting Phase 1 Interventional

Naltrexone and Propranolol Combined With Immunotherapy

NCT05968690
View directory record Official record
Conditions
Advanced Melanoma
Interventions
Propranolol, Naltrexone
Drug
Lead sponsor
Sarah Weiss
Other
Eligibility
18 Years and older
Enrollment
12 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2027
U.S. locations
1
States / cities
New Brunswick, New Jersey
Source: ClinicalTrials.gov public record
Updated Sep 17, 2025 · Synced Jun 10, 2026, 8:42 AM EDT
Completed Phase 3 Interventional

A Study to Evaluate Safety and Efficacy Following Dosing of Oxycodone/Naltrexone for Treatment of Adults With Pain Following Bunionectomy Surgery

NCT02401750
View directory record Official record
Conditions
Pain
Interventions
Oxycodone Naltrexone (a), Oxycodone Naltrexone (b), Placebo
Drug
Lead sponsor
Elite Laboratories, Inc
Industry
Eligibility
18 Years to 75 Years
Enrollment
163 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015
U.S. locations
5
States / cities
Phoenix, Arizona • Pasadena, Maryland • Austin, Texas + 2 more
Source: ClinicalTrials.gov public record
Updated Aug 8, 2016 · Synced Jun 10, 2026, 8:42 AM EDT
Completed Phase 2 Interventional

Combined Pharmacotherapies for Alcoholism (Naltrexone/Ondansetron)

NCT00027079
View directory record Official record
Conditions
Alcoholism
Interventions
ondansetron (Zofran), naltrexone (ReVia), Cognitive Behavioral Therapy
Drug · Behavioral
Lead sponsor
National Institute on Alcohol Abuse and Alcoholism (NIAAA)
NIH
Eligibility
18 Years to 65 Years
Enrollment
360 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2001 – 2004
U.S. locations
1
States / cities
San Antonio, Texas
Source: ClinicalTrials.gov public record
Updated Dec 9, 2007 · Synced Jun 10, 2026, 8:42 AM EDT
Terminated Phase 2 Interventional Results available

Anti-retroviral Therapy, Medications for Opioid Use Disorder, Opioids and HIV Infection - Study 1

NCT04480554
View directory record Official record
Conditions
Opioid-use Disorder, HIV-1-infection, Immune Activation, Inflammation, Methadone, Buprenorphine, Naltrexone, Antiretroviral Treatment
Interventions
Methadone, Buprenorphine/naloxone, XR-Naltrexone
Drug
Lead sponsor
University of Pennsylvania
Other
Eligibility
18 Years to 65 Years
Enrollment
78 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2025
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Apr 6, 2026 · Synced Jun 10, 2026, 8:42 AM EDT
Terminated Phase 4 Interventional Results available

Naltrexone/Bupropion Cardiovascular Outcomes Study

NCT02638129
View directory record Official record
Conditions
Obesity, Cardiovascular Diseases
Interventions
Naltrexone HCl/Bupropion HCl ER, Placebo
Drug
Lead sponsor
Orexigen Therapeutics, Inc
Industry
Eligibility
18 Years and older
Enrollment
67 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016
U.S. locations
139
States / cities
Alexander City, Alabama • Auburn, Alabama • Birmingham, Alabama + 136 more
Source: ClinicalTrials.gov public record
Updated Feb 26, 2017 · Synced Jun 10, 2026, 8:42 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Assessment of the Effect of Naltrexone on Lofexidine Single Dose Pharmacokinetics in Healthy Subjects

NCT02446002
View directory record Official record
Conditions
Healthy
Interventions
Lofexidine + Naltrexone
Drug
Lead sponsor
USWM, LLC (dba US WorldMeds)
Industry
Eligibility
18 Years to 60 Years
Enrollment
25 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015
U.S. locations
1
States / cities
San Antonio, Texas
Source: ClinicalTrials.gov public record
Updated Oct 25, 2017 · Synced Jun 10, 2026, 8:42 AM EDT
Completed Phase 2 Interventional Results available

Low Dose Naltrexone-buprenorphine Transfer to Vivitrol Injection in Opioid Dependence

NCT01690546
View directory record Official record
Conditions
Opiate Dependence
Interventions
very low dose naltrexone, extended release naltrexone, buprenorphine/naloxone
Drug
Lead sponsor
Paolo Mannelli
Other
Eligibility
18 Years to 65 Years
Enrollment
38 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2015
U.S. locations
1
States / cities
Durham, North Carolina
Source: ClinicalTrials.gov public record
Updated May 31, 2016 · Synced Jun 10, 2026, 8:42 AM EDT
Completed Phase 2 Interventional Results available

Employment-Based Depot Naltrexone Clinical Trial

NCT00684788
View directory record Official record
Conditions
Opiate Dependence
Interventions
employment-based reinforcement
Combination Product
Lead sponsor
Johns Hopkins University
Other
Eligibility
18 Years to 65 Years
Enrollment
35 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2009
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Dec 25, 2017 · Synced Jun 10, 2026, 8:42 AM 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 Jun 10, 2026, 8:42 AM EDT
Withdrawn Phase 4 Interventional

Efficacy of Naltrexone HCl/Bupropion HCl Extended Release Versus Placebo for Treatment of Weight Regain in Participants Post Bariatric Surgery

NCT02616315
View directory record Official record
Conditions
Weight Regain Post Bariatric Surgery
Interventions
Naltrexone HCl/Bupropion HCl Placebo, Naltrexone HCl/Bupropion HCl
Drug
Lead sponsor
Takeda
Industry
Eligibility
18 Years to 65 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2017
U.S. locations
2
States / cities
Chicago, Illinois • Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Apr 7, 2016 · Synced Jun 10, 2026, 8:42 AM EDT
Completed Phase 2 Interventional

Naltrexone in Treatment of Cocaine Dependence - 5

NCT00015080
View directory record Official record
Conditions
Cocaine-Related Disorders
Interventions
Naltrexone
Drug
Lead sponsor
National Institute on Drug Abuse (NIDA)
NIH
Eligibility
18 Years to 65 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
1995 – 1996
U.S. locations
1
States / cities
Cincinnati, Ohio
Source: ClinicalTrials.gov public record
Updated Jan 15, 2017 · Synced Jun 10, 2026, 8:42 AM EDT
Completed Phase 4 Interventional

Behavioral Therapy Plus Naltrexone for Alcoholism

NCT00000456
View directory record Official record
Conditions
Alcoholism, Alcohol Dependence
Interventions
naltrexone (Revia), cognitive behavior therapy, motivational enhancement therapy
Drug · Behavioral
Lead sponsor
Medical University of South Carolina
Other
Eligibility
21 Years to 70 Years
Enrollment
160 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
1992 – 2002
U.S. locations
1
States / cities
Charleston, South Carolina
Source: ClinicalTrials.gov public record
Updated Oct 3, 2010 · Synced Jun 10, 2026, 8:42 AM 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 Jun 10, 2026, 8:42 AM EDT
Completed Phase 2 Interventional

Rapid Opiate Detoxification and Naltrexone Induction Using Buprenorphine - 2

NCT00000299
View directory record Official record
Conditions
Opioid-Related Disorders
Interventions
Buprenorphine
Drug
Lead sponsor
University of California, Los Angeles
Other
Eligibility
21 Years to 50 Years
Enrollment
12 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2009
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Jan 28, 2016 · Synced Jun 10, 2026, 8:42 AM EDT