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Showing 1–24 of 604 matching trials from the live ClinicalTrials.gov search.
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Completed Not applicable Interventional Results available

Opioid Treatment and Recovery Through a Safe Pain Management Program

NCT03889418
View directory record Official record
Conditions
Depression, Opioid Use, Chronic Pain, Anxiety
Interventions
Electronic medical recorded clinical decision support [EMR CDS], Stepped opioid collaborative care model [CCM]
Behavioral
Lead sponsor
Ochsner Health System
Other
Eligibility
18 Years and older
Enrollment
490 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2023
U.S. locations
1
States / cities
New Orleans, Louisiana
Source: ClinicalTrials.gov public record
Updated Apr 5, 2026 · Synced Sep 24, 2026, 4:05 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Neuropeptides in Human Reproduction

NCT01952782
View directory record Official record
Conditions
Hypogonadotropic Hypogonadism
Interventions
Kisspeptin 112-121, Naloxone, GnRH
Drug
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years to 75 Years
Enrollment
61 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2016
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jul 30, 2024 · Synced Sep 24, 2026, 4:05 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Effects of a Kappa Agonist on Hot Flashes in Menopausal Women

NCT02070718
View directory record Official record
Conditions
Treatment of Menopausal Hot Flashes
Interventions
Standard Dose Kappa Agonist, Half Dose Kappa Agonist, Placebo
Drug · Other
Lead sponsor
University of Washington
Other
Eligibility
45 Years to 60 Years · Female only
Enrollment
12 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013
U.S. locations
1
States / cities
Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Jun 30, 2015 · Synced Sep 24, 2026, 4:05 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers Results available

Clinical Study to Investigate the Pharmacokinetics of Multiple Repeated Doses of Intranasal Naloxone

NCT04764630
View directory record Official record
Conditions
Healthy Subjects, Opioid Antagonist, Pharmacokinetics
Interventions
Four naloxone nasal spray doses (1 every 2.5 min), Four naloxone nasal spray doses (2 every 2.5 min), Two naloxone nasal spray doses (1 every 2.5 min)
Drug
Lead sponsor
Food and Drug Administration (FDA)
Federal
Eligibility
18 Years to 55 Years
Enrollment
21 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021
U.S. locations
1
States / cities
West Bend, Wisconsin
Source: ClinicalTrials.gov public record
Updated Apr 18, 2024 · Synced Sep 24, 2026, 4:05 PM EDT
Not listed Phase 2 Interventional

Science-Based Treatment for Opioid-Dependent Adolescents

NCT00182572
View directory record Official record
Conditions
Opioid-Dependence Among Adolescents
Interventions
buprenorphine, naltrexone, behavior therapy, voucher-based contingency management
Drug · Procedure
Lead sponsor
National Development and Research Institutes, Inc.
Other
Eligibility
13 Years to 18 Years
Enrollment
80 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 2005
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Aug 11, 2008 · Synced Sep 24, 2026, 4:05 PM EDT
Completed Phase 1 Interventional

Study of the Treatment of Experimental Pain in Opioid Dependent Persons on Methadone or Buprenorphine Maintenance

NCT01642030
View directory record Official record
Conditions
Opioid Dependence, Pain, Addiction
Interventions
Placebo, Hydromorphone, Buprenorphine
Drug
Lead sponsor
Johns Hopkins University
Other
Eligibility
18 Years to 55 Years
Enrollment
132 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2017
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Sep 10, 2017 · Synced Sep 24, 2026, 4:05 PM EDT
Completed Phase 2 Interventional Results available

Multiple Dose Study of Blockade of Opioid Effects by Injections of Buprenorphine in Participants With Opioid Disorder

NCT02044094
View directory record Official record
Conditions
Opioid Use Disorder
Interventions
Buprenorphine, buprenorphine and naloxone, hydromorphone, placebo
Drug
Lead sponsor
Indivior Inc.
Industry
Eligibility
18 Years to 55 Years
Enrollment
39 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2014
U.S. locations
1
States / cities
Overland Park, Kansas
Source: ClinicalTrials.gov public record
Updated Apr 23, 2018 · Synced Sep 24, 2026, 4:05 PM EDT
Completed Early Phase 1 Interventional Accepts healthy volunteers

Understanding How Opioids Affect the Experiential and Neural Signatures of Social Experiences

NCT05007561
View directory record Official record
Conditions
Naltrexone, Placebo
Interventions
Naltrexone Hydrochloride, Placebo
Drug
Lead sponsor
San Diego State University
Other
Eligibility
18 Years to 25 Years
Enrollment
217 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2026
U.S. locations
1
States / cities
San Diego, California
Source: ClinicalTrials.gov public record
Updated Sep 9, 2026 · Synced Sep 24, 2026, 4:05 PM EDT
Completed Phase 3 Interventional Results available

ALK21-021: A Safety Study of Medisorb® Naltrexone (VIVITROL®) Administered to Health Care Professionals

NCT00834080
View directory record Official record
Conditions
Opiate Dependence
Interventions
Medisorb naltrexone 380 mg
Drug
Lead sponsor
Alkermes, Inc.
Industry
Eligibility
18 Years and older
Enrollment
38 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2012
U.S. locations
11
States / cities
Colton, California • Oceanside, California • Lauderhill, Florida + 7 more
Source: ClinicalTrials.gov public record
Updated Dec 10, 2018 · Synced Sep 24, 2026, 4:05 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

The Rhode Island Prescription and Illicit Drug Study

NCT04372238
View directory record Official record
Conditions
Opioid Overdose, Drug Overdose
Interventions
RAPIDS Intervention, Standard OEND
Behavioral
Lead sponsor
Brown University
Other
Eligibility
18 Years to 65 Years
Enrollment
509 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2024
U.S. locations
1
States / cities
Providence, Rhode Island
Source: ClinicalTrials.gov public record
Updated Aug 23, 2025 · Synced Sep 24, 2026, 4:05 PM EDT
Terminated Phase 1 Interventional Results available

The Effect of Chronic Pain on Delay Discounting in Methadone Patients

NCT04473950
View directory record Official record
Conditions
Opioid-use Disorder, Chronic Pain Syndrome
Interventions
Naloxone Hydrochloride, Placebo
Drug
Lead sponsor
University of California, San Francisco
Other
Eligibility
18 Years to 65 Years
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2022
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated Mar 25, 2025 · Synced Sep 24, 2026, 4:05 PM EDT
Completed Not applicable Interventional

Optimizing Outcomes Using Suboxone for Opiate Dependence

NCT00591617
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Jan 28, 2013 · Synced Sep 24, 2026, 4:05 PM 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 24, 2026, 4:05 PM EDT
Completed Phase 4 Interventional

Use of Naltrexone in a Clinical Setting

NCT00000445
View directory record Official record
Conditions
Alcoholism
Interventions
naltrexone (Revia)
Drug
Lead sponsor
National Institute on Alcohol Abuse and Alcoholism (NIAAA)
NIH
Eligibility
18 Years and older
Enrollment
300 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Ends 2002
U.S. locations
1
States / cities
Charleston, South Carolina
Source: ClinicalTrials.gov public record
Updated Jun 23, 2005 · Synced Sep 24, 2026, 4:05 PM EDT
Terminated Phase 4 Interventional

Novel Induction to Buprenorphine/Naloxone

NCT05644587
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Aug 19, 2024 · Synced Sep 24, 2026, 4:05 PM EDT
Completed Phase 1Phase 2 Interventional Results available

Naltrexone and Varenicline: Weight Gain and Tolerability in Cigarette Smokers

NCT00502216
View directory record Official record
Conditions
Smoking, Nicotine Dependence
Interventions
Naltrexone, Varenicline
Drug
Lead sponsor
Yale University
Other
Eligibility
18 Years to 75 Years
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2009
U.S. locations
1
States / cities
New Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated Jan 16, 2018 · Synced Sep 24, 2026, 4:05 PM EDT
Completed Phase 2 Interventional Results available

An Exploratory Study of Naltrexone Plus Aripiprazole for Alcohol Dependence

NCT00667875
View directory record Official record
Conditions
Alcohol Dependence
Interventions
Placebo, Naltrexone, Naltrexone + Aripiprazole
Drug
Lead sponsor
Medical University of South Carolina
Other
Eligibility
18 Years to 70 Years
Enrollment
65 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2011
U.S. locations
1
States / cities
Charleston, South Carolina
Source: ClinicalTrials.gov public record
Updated Sep 28, 2017 · Synced Sep 24, 2026, 4:05 PM EDT
Completed Phase 2Phase 3 Interventional Results available

Cocaine Use Reduction With Buprenorphine

NCT01402492
View directory record Official record
Conditions
Cocaine Dependence
Interventions
Buprenorphine + Naltrexone, Placebo + Naltrexone
Drug
Lead sponsor
University of California, Los Angeles
Other
Eligibility
18 Years to 65 Years
Enrollment
302 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2013
U.S. locations
11
States / cities
Los Angeles, California • San Francisco, California • Denver, Colorado + 8 more
Source: ClinicalTrials.gov public record
Updated Oct 28, 2021 · Synced Sep 24, 2026, 4:05 PM EDT
Completed Phase 2Phase 3 Interventional Results available

Pharmacological and Behavioral Treatments After Bariatric Surgery: Maintenance Treatment (Stage 2a)

NCT04605081
View directory record Official record
Conditions
Loss-of-Control Eating, Obesity/Overweight
Interventions
Naltrexone and Bupropion (NB) medication, Placebo
Drug · Other
Lead sponsor
Yale University
Other
Eligibility
18 Years to 70 Years
Enrollment
24 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2026
U.S. locations
1
States / cities
New Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated Aug 25, 2026 · Synced Sep 24, 2026, 4:05 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Effects of Buprenorphine/Naloxone Administered in Different Ways For Treating Opioid Dependence

NCT00134914
View directory record Official record
Conditions
Opioid-Related Disorders
Interventions
Buprenorphine
Drug
Lead sponsor
National Institute on Drug Abuse (NIDA)
NIH
Eligibility
18 Years to 55 Years
Enrollment
10 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
1996 – 1998
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Jan 11, 2017 · Synced Sep 24, 2026, 4:05 PM EDT
Completed Phase 2 Interventional Results available

Veterans' Pain Care Organizational Improvement Comparative Effectiveness Study

NCT03026790
View directory record Official record
Conditions
Chronic Pain
Interventions
Medication management, Non-pharmacological pain management, Buprenorphine-Naloxone
Other · Drug
Lead sponsor
University of Minnesota
Other
Eligibility
21 Years and older
Enrollment
820 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2022
U.S. locations
1
States / cities
Minneapolis, Minnesota
Source: ClinicalTrials.gov public record
Updated Jun 4, 2023 · Synced Sep 24, 2026, 4:05 PM EDT
Completed Not applicable Interventional Results available

Emergency Department Longitudinal Integrated Care

NCT03699085
View directory record Official record
Conditions
Opioid-use Disorder, Emergency Department
Interventions
ED-LINC
Behavioral
Lead sponsor
University of Washington
Other
Eligibility
18 Years to 65 Years
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2019
U.S. locations
1
States / cities
Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Jun 21, 2023 · Synced Sep 24, 2026, 4:05 PM EDT
Recruiting Phase 3 Interventional Accepts healthy volunteers

Buprenorphine for Individuals in Jail

NCT06306443
View directory record Official record
Conditions
Opioid Use Disorder
Interventions
extended-release buprenorphine (XR-B)
Drug
Lead sponsor
Friends Research Institute, Inc.
Other
Eligibility
18 Years and older
Enrollment
240 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2029
U.S. locations
2
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Jun 3, 2026 · Synced Sep 24, 2026, 4:05 PM EDT
Completed Phase 3 Interventional Results available

Treatment Strategy for Alcohol Use Disorders in Veterans With TBI

NCT01342549
View directory record Official record
Conditions
Alcohol Dependence
Interventions
Valproate, Naltrexone
Drug
Lead sponsor
VA Office of Research and Development
Federal
Eligibility
18 Years to 60 Years · Male only
Enrollment
62 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2015
U.S. locations
2
States / cities
Iowa City, Iowa • Houston, Texas
Source: ClinicalTrials.gov public record
Updated Jun 8, 2016 · Synced Sep 24, 2026, 4:05 PM EDT