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Showing 1–24 of 193 matching trials from the live ClinicalTrials.gov search.
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Filters: Intervention: Placebo + Naltrexone Clear all
Withdrawn Phase 2 Interventional

Treatment of Chronic Itch in Atopic Dermatitis With Opioid Antagonist Naltrexone

NCT04325802
View directory record Official record
Conditions
Atopic Dermatitis, Pruritus, Pruritus Chronic, Dermatitis
Interventions
Naltrexone, Placebo
Drug · Other
Lead sponsor
University of Minnesota
Other
Eligibility
18 Years to 70 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2024
U.S. locations
1
States / cities
Minneapolis, Minnesota
Source: ClinicalTrials.gov public record
Updated Apr 3, 2023 · Synced Sep 18, 2026, 2:55 PM EDT
Completed Phase 2 Interventional Results available

Double-Blind Naltrexone in Kleptomania

NCT00332579
View directory record Official record
Conditions
Kleptomania
Interventions
Naltrexone, Placebo
Drug
Lead sponsor
University of Minnesota
Other
Eligibility
21 Years to 75 Years
Enrollment
25 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2008
U.S. locations
1
States / cities
Minneapolis, Minnesota
Source: ClinicalTrials.gov public record
Updated Jul 28, 2019 · Synced Sep 18, 2026, 2:55 PM EDT
Completed Phase 3 Interventional

Naltrexone in Two Models of Psychosocial Treatments for Cocaine and Alcohol Dependence - 1

NCT00218660
View directory record Official record
Conditions
Alcoholism, Cocaine Dependence
Interventions
Naltrexone, BRENDA, CBT, Placebo
Drug · Behavioral
Lead sponsor
University of Pennsylvania
Other
Eligibility
18 Years to 65 Years
Enrollment
164 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
1998 – 2007
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Oct 21, 2015 · Synced Sep 18, 2026, 2:55 PM EDT
Terminated Phase 3 Interventional Results available

Cardiovascular Outcomes Study of Naltrexone SR/Bupropion SR in Overweight and Obese Subjects With Cardiovascular Risk Factors (The Light Study)

NCT01601704
View directory record Official record
Conditions
Obesity, Overweight
Interventions
NB32, PBO, Weight Management Program
Drug · Behavioral
Lead sponsor
Orexigen Therapeutics, Inc
Industry
Eligibility
45 Years and older
Enrollment
8,910 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2015
U.S. locations
224
States / cities
Birmingham, Alabama • Dothan, Alabama • Mobile, Alabama + 221 more
Source: ClinicalTrials.gov public record
Updated Feb 26, 2017 · Synced Sep 18, 2026, 2:55 PM EDT
Not yet recruiting Phase 2 Interventional

Combination Therapy for Alcohol Use Disorder

NCT07249554
View directory record Official record
Conditions
Alcohol Use Disorder
Interventions
Placebo, Glucagon-Like Peptide-1 Agonist (GLP-1), Naltrexone (oral tablets)
Drug
Lead sponsor
Johns Hopkins University
Other
Eligibility
21 Years to 65 Years
Enrollment
45 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2028
U.S. locations
1
States / cities
Havre de Grace, Maryland
Source: ClinicalTrials.gov public record
Updated Jul 12, 2026 · Synced Sep 18, 2026, 2:55 PM EDT
Completed Phase 3 Interventional Results available

Naltrexone & SSRI in Alcoholics With Depression/PTSD

NCT00338962
View directory record Official record
Conditions
Alcoholism, Depression, PTSD
Interventions
paroxetine, desipramine, Naltrexone, Placebo
Drug
Lead sponsor
Yale University
Other
Eligibility
21 Years to 75 Years
Enrollment
88 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2001 – 2015
U.S. locations
1
States / cities
West Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated Feb 4, 2016 · Synced Sep 18, 2026, 2:55 PM EDT
Completed Phase 4 Interventional

Sertraline for Alcohol Dependence and Depression

NCT00004554
View directory record Official record
Conditions
Alcoholism, Depression
Interventions
naltrexone (Revia), sertraline (Zoloft), Placebo
Drug
Lead sponsor
University of Pennsylvania
Other
Eligibility
21 Years to 65 Years
Enrollment
171 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2000 – 2006
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Oct 5, 2015 · Synced Sep 18, 2026, 2:55 PM EDT
Completed Phase 2Phase 3 Interventional Results available

Dronabinol Naltrexone Treatment for Opioid Dependence

NCT01024335
View directory record Official record
Conditions
Opioid Dependence
Interventions
injectable naltrexone and dronabinol, Naltrexone and placebo
Drug
Lead sponsor
New York State Psychiatric Institute
Other
Eligibility
18 Years to 60 Years
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2012
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Jun 17, 2018 · Synced Sep 18, 2026, 2:55 PM EDT
Terminated Phase 2 Interventional Results available

Naltrexone RCT for Treatment-Emergent Fatigue in Patients Receiving Radiation Therapy for Breast Cancer

NCT02137252
View directory record Official record
Conditions
Invasive Breast Cancer (Stage I-III), Ductal Carcinoma in Situ, Lobular Carcinoma in Situ, Lobular Carcinoma, Fatigue Related to Cancer Treatment
Interventions
Naltrexone, Sugar Pill
Drug
Lead sponsor
Dana-Farber Cancer Institute
Other
Eligibility
18 Years and older
Enrollment
3 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2015
U.S. locations
2
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Nov 15, 2021 · Synced Sep 18, 2026, 2:55 PM 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 Sep 18, 2026, 2:55 PM EDT
Completed Phase 2 Interventional Results available

Memantine and Naltrexone Treatment for Opioid Dependence

NCT00125515
View directory record Official record
Conditions
Opioid Dependence
Interventions
Memantine, Naltrexone
Drug
Lead sponsor
New York State Psychiatric Institute
Other
Eligibility
18 Years to 60 Years
Enrollment
81 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2008
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Jun 17, 2018 · Synced Sep 18, 2026, 2:55 PM 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 Sep 18, 2026, 2:55 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers Results available

Study of the BIOPIN 6 Naltrexone Implant in Healthy Adults

NCT06216132
View directory record Official record
Conditions
Opioid Use Disorder
Interventions
BIOPIN-6 Active Implant with Naltrexone, BIOPIN-6 Placebo Implant
Combination Product · Device
Lead sponsor
Akyso Therapeutics, LLC
Industry
Eligibility
18 Years to 55 Years
Enrollment
16 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2025
U.S. locations
1
States / cities
Salt Lake City, Utah
Source: ClinicalTrials.gov public record
Updated Apr 27, 2026 · Synced Sep 18, 2026, 2:55 PM EDT
Completed Phase 2Phase 3 Interventional Results available

Improving Treatment Outcomes for Prescription Opioid Dependence

NCT02543944
View directory record Official record
Conditions
Drug Dependence
Interventions
Gabapentin, Buprenorphine, Clonidine, Naltrexone (oral), Naltrexone (depot), Placebo
Drug
Lead sponsor
University of Arkansas
Other
Eligibility
18 Years to 65 Years
Enrollment
117 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2021
U.S. locations
1
States / cities
Little Rock, Arkansas
Source: ClinicalTrials.gov public record
Updated Jul 27, 2022 · Synced Sep 18, 2026, 2:55 PM EDT
Completed Phase 2 Interventional Results available

The Preventive Treatment of Migraine With Low-Dose Naltrexone and Acetaminophen Combination

NCT03194555
View directory record Official record
Conditions
Migraine With or Without Aura
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 9, 2024 · Synced Sep 18, 2026, 2:55 PM EDT
Recruiting Not applicable Interventional

Low-Dose Naltrexone for the Treatment of Complex Regional Pain Syndrome

NCT02502162
View directory record Official record
Conditions
Complex Regional Pain Syndrome
Interventions
LDN, Placebo
Drug
Lead sponsor
Stanford University
Other
Eligibility
18 Years to 70 Years
Enrollment
120 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2027
U.S. locations
1
States / cities
Palo Alto, California
Source: ClinicalTrials.gov public record
Updated May 28, 2025 · Synced Sep 18, 2026, 2:55 PM EDT
Terminated Phase 4 Interventional Accepts healthy volunteers

Naltrexone for Prolonged Grief Disorder

NCT06140420
View directory record Official record
Conditions
Naltrexone HCl 50 MG Oral Tablet, Placebo
Interventions
Naltrexone Oral Product, Placebo
Drug
Lead sponsor
Texas Tech University
Other
Eligibility
18 Years to 120 Years
Enrollment
7 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2025
U.S. locations
1
States / cities
Lubbock, Texas
Source: ClinicalTrials.gov public record
Updated May 17, 2026 · Synced Sep 18, 2026, 2:55 PM EDT
Completed Phase 2 Interventional Results available

VIVITROL as a Treatment for Cocaine and Alcohol Dependence

NCT00777062
View directory record Official record
Conditions
Cocaine Dependence, Alcohol Dependence
Interventions
VIVITROL (Naltrexone extended-release injectable suspension), Placebo
Drug
Lead sponsor
University of Pennsylvania
Other
Eligibility
18 Years to 65 Years
Enrollment
80 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2013
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jan 25, 2018 · Synced Sep 18, 2026, 2:55 PM EDT
Completed Phase 4 Interventional

Naltrexone Maintenance Treatment of Alcoholism

NCT00000450
View directory record Official record
Conditions
Alcoholism
Interventions
Naltrexone Tablet, Matched Placebo Tablet
Drug
Lead sponsor
The Scripps Research Institute
Other
Eligibility
18 Years to 65 Years
Enrollment
159 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
1997 – 2002
U.S. locations
1
States / cities
Miami, Florida
Source: ClinicalTrials.gov public record
Updated Apr 19, 2017 · Synced Sep 18, 2026, 2:55 PM EDT
Completed Phase 1 Interventional

Double-Blind Trial of Ketamine Therapy Plus or Minus Naltrexone in Treatment Resistant Depression (TRD)

NCT02911597
View directory record Official record
Conditions
Depression
Interventions
Naltrexone
Drug
Lead sponsor
Stanford University
Other
Eligibility
18 Years to 70 Years
Enrollment
16 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2018
U.S. locations
1
States / cities
Stanford, California
Source: ClinicalTrials.gov public record
Updated Apr 23, 2018 · Synced Sep 18, 2026, 2:55 PM EDT
Recruiting Early Phase 1 Interventional

Naltrexone Neuroimaging in Teens With Eating Disorders

NCT05509257
View directory record Official record
Conditions
Eating Disorders, Binge Eating, Purging (Eating Disorders), Bulimia Nervosa, Anorexia Nervosa, Atypical
Interventions
Naltrexone, Placebo
Drug
Lead sponsor
Children's Mercy Hospital Kansas City
Other
Eligibility
13 Years to 21 Years
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2027
U.S. locations
1
States / cities
Kansas City, Missouri
Source: ClinicalTrials.gov public record
Updated Nov 24, 2025 · Synced Sep 18, 2026, 2:55 PM EDT
Completed Phase 3 Interventional Results available

A Safety and Efficacy Study of Naltrexone SR/Bupropion SR and Placebo in Overweight and Obese Subjects Participating in an Intensive Behavior Modification Program

NCT00456521
View directory record Official record
Conditions
Obesity, Overweight
Interventions
Naltrexone SR 32 mg/ bupropion SR 360 mg/ day, Placebo, Intensive group lifestyle modification counseling
Drug · Behavioral
Lead sponsor
Orexigen Therapeutics, Inc
Industry
Eligibility
18 Years to 65 Years
Enrollment
793 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2008
U.S. locations
9
States / cities
La Jolla, California • Denver, Colorado • Gainesville, Florida + 5 more
Source: ClinicalTrials.gov public record
Updated Dec 16, 2014 · Synced Sep 18, 2026, 2:55 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Study to Evaluate the Effect of Naltrexone and Bupropion Extended-Release Combination on Cardiac Repolarization in Healthy Participants

NCT02735603
View directory record Official record
Conditions
Heart Repolarization
Interventions
Naltrexone HCl/bupropion HCl, Placebo, Moxifloxacin
Drug · Other
Lead sponsor
Orexigen Therapeutics, Inc
Industry
Eligibility
18 Years to 55 Years
Enrollment
84 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016
U.S. locations
1
States / cities
Austin, Texas
Source: ClinicalTrials.gov public record
Updated Oct 31, 2016 · Synced Sep 18, 2026, 2:55 PM EDT
Terminated Phase 2 Interventional Results available

Study of Immunomodulation Using Naltrexone and Ketamine for COVID-19

NCT04365985
View directory record Official record
Conditions
COVID-19, Acute Respiratory Distress Syndrome, Severe Acute Respiratory Syndrome (SARS), Coronavirus Infections
Interventions
Naltrexone, Ketamine, Placebo
Drug · Other
Lead sponsor
Corewell Health East
Other
Eligibility
18 Years and older
Enrollment
70 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
1
States / cities
Royal Oak, Michigan
Source: ClinicalTrials.gov public record
Updated Jan 25, 2022 · Synced Sep 18, 2026, 2:55 PM EDT