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Showing 1–24 of 136 matching trials from the live ClinicalTrials.gov search.
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Filters: Intervention: Naloxone 2 MG Clear all
Completed No phase listed Observational Accepts healthy volunteers

Study to Assess the PK Profile of NanoBUP Capsules Relative to Suboxone

NCT01260675
View directory record Official record
Conditions
Healthy
Interventions
Buprenorphine HCl/Naloxone HCl
Drug
Lead sponsor
NanoSHIFT LLC
Industry
Eligibility
18 Years to 55 Years
Enrollment
12 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2011
U.S. locations
1
States / cities
San Antonio, Texas
Source: ClinicalTrials.gov public record
Updated Jun 22, 2017 · Synced Sep 22, 2026, 8:23 AM EDT
Completed Phase 2 Interventional Results available

Combining Varenicline and Naltrexone for Smoking Cessation

NCT02698215
View directory record Official record
Conditions
Nicotine Dependence, Alcohol Use Disorder
Interventions
Varenicline, Varenicline plus Naltrexone
Drug
Lead sponsor
University of California, Los Angeles
Other
Eligibility
21 Years to 65 Years
Enrollment
165 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2019
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Jun 14, 2021 · Synced Sep 22, 2026, 8:23 AM EDT
Withdrawn Phase 3 Interventional

Nalmefene vs Naloxone for the Treatment of Recurrent Respiratory Depression After Opioid Overdose

NCT06408714
View directory record Official record
Conditions
Opioid Overdose, Opiate Overdose
Interventions
Nalmefene Injection, Naloxone Injection
Drug
Lead sponsor
University of New Mexico
Other
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024
U.S. locations
1
States / cities
Albuquerque, New Mexico
Source: ClinicalTrials.gov public record
Updated Feb 9, 2025 · Synced Sep 22, 2026, 8:23 AM EDT
Withdrawn Early Phase 1 Interventional Accepts healthy volunteers

Rapid Reversal of CNS-Depressant Drug Effect Prior to Brain Death Determination

NCT03743805
View directory record Official record
Conditions
Brain Death, Anoxic Brain Injury, Cardiac Arrest, Sedative Intoxication, Narcotic Intoxication
Interventions
Flumazenil, Naloxone
Drug
Lead sponsor
Prisma Health-Midlands
Other
Eligibility
18 Years and older
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2021
U.S. locations
1
States / cities
Columbia, South Carolina
Source: ClinicalTrials.gov public record
Updated Oct 30, 2024 · Synced Sep 22, 2026, 8:23 AM EDT
Completed Phase 3 Interventional Accepts healthy volunteers Results available

Reinforcing Effects of Intranasal (IN) Buprenorphine Versus Buprenorphine/Naloxone

NCT01760473
View directory record Official record
Conditions
Heroin Dependence
Interventions
Intranasal challenge drug
Drug
Lead sponsor
New York State Psychiatric Institute
Other
Eligibility
21 Years to 45 Years
Enrollment
27 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2014
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Sep 7, 2017 · Synced Sep 22, 2026, 8:23 AM EDT
Completed Phase 4 Interventional Accepts healthy volunteers Results available

Single Dose Pharmacokinetics of Suboxone Study in Hepatic Impaired Subjects

NCT01846455
View directory record Official record
Conditions
Hepatic Failure, Hepatic Impairment, Chronic Hepatitis C Infection With Hepatic Coma
Interventions
2.0mg Buprenorphine/0.5mg Naloxone, Promethazine
Drug
Lead sponsor
Indivior Inc.
Industry
Eligibility
18 Years to 65 Years
Enrollment
43 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2013
U.S. locations
3
States / cities
Hialeah, Florida • Orlando, Florida • San Antonio, Texas
Source: ClinicalTrials.gov public record
Updated Oct 23, 2016 · Synced Sep 22, 2026, 8:23 AM EDT
Terminated Phase 4 Interventional Accepts healthy volunteers Results available

Novel Approach for the Prevention of Hypoglycemia Associated Autonomic Failure (HAAF)

NCT03608163
View directory record Official record
Conditions
Diabetes Mellitus, Type 1, Hypoglycemia, Hypoglycemia Unawareness
Interventions
Naloxone, Diazoxide, Placebo (for Naloxone), Placebo (for Diazoxide)
Drug
Lead sponsor
Albert Einstein College of Medicine
Other
Eligibility
21 Years to 55 Years
Enrollment
4 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019
U.S. locations
1
States / cities
The Bronx, New York
Source: ClinicalTrials.gov public record
Updated Sep 10, 2025 · Synced Sep 22, 2026, 8:23 AM EDT
Completed Phase 1 Interventional

Drug Discrimination in Methadone-Maintained Humans Study 3

NCT01068847
View directory record Official record
Conditions
Drug Dependence
Interventions
2-4 of the drugs listed below
Drug
Lead sponsor
University of Arkansas
Other
Eligibility
18 Years to 65 Years
Enrollment
9 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2012
U.S. locations
1
States / cities
Little Rock, Arkansas
Source: ClinicalTrials.gov public record
Updated Mar 6, 2013 · Synced Sep 22, 2026, 8:23 AM EDT
Not yet recruiting Phase 2 Interventional

Naloxone for Opioid Associated Out of Hospital Cardiac Arrest

NCT06251609
View directory record Official record
Conditions
Heart Arrest, Out-Of-Hospital, Opioid Overdose, Naloxone
Interventions
Naloxone 2 MG, Saline 2ml
Drug
Lead sponsor
University of California, San Francisco
Other
Eligibility
18 Years and older
Enrollment
98 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2027 – 2029
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated Sep 10, 2026 · Synced Sep 22, 2026, 8:23 AM EDT
Terminated Not applicable Interventional Accepts healthy volunteers

Assessing Abuse Potential of Parenteral Buprenorphine/Naloxone in Non-Dependent Opioid Abusers

NCT00134875
View directory record Official record
Conditions
Opioid-Related Disorders
Interventions
Buprenorphine/naloxone
Drug
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years to 55 Years
Enrollment
9 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2000 – 2017
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Jan 11, 2017 · Synced Sep 22, 2026, 8:23 AM EDT
Completed Phase 2 Interventional Results available

N-acetylcysteine Plus Naltrexone for the Treatment of Alcohol Dependence

NCT01214083
View directory record Official record
Conditions
Alcoholism
Interventions
N-acetylcysteine + high-dose naltrexone (150 mg), High-dose naltrexone (150 mg) alone, Low-dose naltrexone (50 mg) alone
Drug
Lead sponsor
VA Office of Research and Development
Federal
Eligibility
18 Years to 65 Years
Enrollment
111 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2016
U.S. locations
2
States / cities
West Haven, Connecticut • Minneapolis, Minnesota
Source: ClinicalTrials.gov public record
Updated Apr 7, 2020 · Synced Sep 22, 2026, 8:23 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Drug Interaction & Methadone & Buprenorphine

NCT02045693
View directory record Official record
Conditions
Hepatitis C
Interventions
Methadone, DCV 3DAA FDC, BMS-791325, Buprenorphine, Naloxone
Drug
Lead sponsor
Bristol-Myers Squibb
Industry
Eligibility
18 Years to 65 Years
Enrollment
32 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014
U.S. locations
3
States / cities
Anaheim, California • Philadelphia, Pennsylvania • Salt Lake City, Utah
Source: ClinicalTrials.gov public record
Updated Jun 16, 2014 · Synced Sep 22, 2026, 8:23 AM EDT
Completed Phase 4 Interventional Results available

Alcohol Disorder hOsPital Treatment Trial

NCT02478489
View directory record Official record
Conditions
Heavy Drinking, Alcohol Dependence, Alcohol Use Disorder
Interventions
Oral naltrexone (PO-NTX), Extended-release injectable naltrexone (XR-NTX)
Drug
Lead sponsor
Boston University
Other
Eligibility
18 Years and older
Enrollment
248 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2020
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jun 28, 2021 · Synced Sep 22, 2026, 8:23 AM EDT
Completed Phase 2 Interventional

Pilot Study Into LDN and NAD+ for Treatment of Patients With Post-COVID-19 Syndrome

NCT04604704
View directory record Official record
Conditions
Covid19, Long COVID-19, Post-COVID-19 Syndrome
Interventions
Naltrexone, NAD+
Drug · Dietary Supplement
Lead sponsor
AgelessRx
Industry
Eligibility
18 Years to 65 Years
Enrollment
36 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2023
U.S. locations
1
States / cities
Ann Arbor, Michigan
Source: ClinicalTrials.gov public record
Updated Jan 24, 2023 · Synced Sep 22, 2026, 8:23 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers Results available

The Effect of Buprenorphine Delivered by Buprenorphine Transdermal System (BTDS) at Doses up to 80 Micrograms/Hour (mcg/hr) and Naltrexone on Electrocardiogram (ECG) Intervals in Healthy Volunteers

NCT01999114
View directory record Official record
Conditions
ECG Effects
Interventions
Buprenorphine transdermal patch, Naltrexone tablet, Placebos (for TDS and for naltrexone and for moxifloxacin), Moxifloxacin tablet
Drug
Lead sponsor
Purdue Pharma LP
Industry
Eligibility
18 Years to 55 Years
Enrollment
328 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012
U.S. locations
1
States / cities
Austin, Texas
Source: ClinicalTrials.gov public record
Updated Nov 4, 2018 · Synced Sep 22, 2026, 8:23 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 Sep 22, 2026, 8:23 AM EDT
Completed Phase 4 Interventional Results available

Understanding Treatment Response With Naltrexone Among White Alcoholics

NCT00817089
View directory record Official record
Conditions
Alcoholism
Interventions
Placebo Oral Tablet, Naltrexone
Drug
Lead sponsor
University of Pennsylvania
Other
Eligibility
21 Years to 64 Years · Male only
Enrollment
24 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2010
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Nov 20, 2019 · Synced Sep 22, 2026, 8:23 AM EDT
Withdrawn Phase 4 Interventional

Anti-suicidal Effects of Buprenorphine in Opioid Use Disorder

NCT04234516
View directory record Official record
Conditions
Opioid-use Disorder, Suicidal Ideation
Interventions
Buprenorphine/Naloxone 8/2 milligram (mg) Sublingual Film, Morphine Sulfate 30 mg
Drug
Lead sponsor
New York State Psychiatric Institute
Other
Eligibility
18 Years to 65 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Jun 17, 2021 · Synced Sep 22, 2026, 8:23 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

An Adherence Tool to Manage Narcotic -Addicted HIV Patients

NCT02194764
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Jul 17, 2014 · Synced Sep 22, 2026, 8:23 AM EDT
Completed Not applicable Interventional

Prospective Cohort of Opiate Dependent Patients on Buprenorphine/Naloxone for Maintenance

NCT00622596
View directory record Official record
Conditions
Opiate Dependence
Interventions
Mobile Access
Other
Lead sponsor
Yale University
Other
Eligibility
18 Years to 75 Years
Enrollment
200 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2003 – 2008
U.S. locations
1
States / cities
New Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated Aug 23, 2016 · Synced Sep 22, 2026, 8:23 AM EDT
Completed Phase 4 Interventional Accepts healthy volunteers Results available

Endophenotype for Alcohol Misuse in Healthy Minority Populations

NCT00256451
View directory record Official record
Conditions
Healthy
Interventions
Naltrexone, placebo, alcohol, Sham alcohol
Drug · Other
Lead sponsor
University of Pennsylvania
Other
Eligibility
21 Years and older
Enrollment
43 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2005 – 2008
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Aug 20, 2019 · Synced Sep 22, 2026, 8:23 AM EDT
Completed Phase 2 Interventional Results available

A Phase 2, Double-Blind, Multiple-Dose Escalation Study to Evaluate NKTR-118 (Oral PEG-Naloxol) in Patients With Opioid-Induced Constipation (OIC)

NCT00600119
View directory record Official record
Conditions
Opioid Induced Constipation (OIC)
Interventions
placebo, NKTR-118
Drug
Lead sponsor
AstraZeneca
Industry
Eligibility
18 Years and older
Enrollment
207 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2009
U.S. locations
33
States / cities
Huntsville, Alabama • Pinson, Alabama • Tucson, Arizona + 30 more
Source: ClinicalTrials.gov public record
Updated Jun 11, 2015 · Synced Sep 22, 2026, 8:23 AM EDT
Completed Not applicable Interventional Results available

5HT3 Antagonists to Treat Opioid Withdrawal and to Prevent the Progression of Physical Dependence

NCT01549652
View directory record Official record
Conditions
Opioid Withdrawal, Physical Dependence
Interventions
Ondansetron, Placebo, Morphine, Naloxone 0.4 mg/70 kg, Naloxone 0.8 mg/70 kg
Drug
Lead sponsor
Stanford University
Other
Eligibility
18 Years to 60 Years
Enrollment
133 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2016
U.S. locations
1
States / cities
Stanford, California
Source: ClinicalTrials.gov public record
Updated Jan 6, 2019 · Synced Sep 22, 2026, 8:23 AM EDT
Completed Phase 4 Interventional

Naltrexone Treatment for Alcoholic Women

NCT00000448
View directory record Official record
Conditions
Alcoholism, Eating Disorder
Interventions
naltrexone, Placebo
Drug
Lead sponsor
Yale University
Other
Eligibility
18 Years to 50 Years · Female only
Enrollment
160 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
1995 – 2000
U.S. locations
1
States / cities
New Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated May 6, 2014 · Synced Sep 22, 2026, 8:23 AM EDT