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Showing 25–48 of 24 matching trials from the live ClinicalTrials.gov search.
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Filters: Intervention: Methadone Clear all
Completed Not applicable Interventional

Contingency Outcomes in Prolonged Exposure

NCT01693978
View directory record Official record
Conditions
Posttraumatic Stress Disorder, Substance Use Disorder
Interventions
Prolonged Exposure Therapy, Voucher-Based Reinforcement
Behavioral
Lead sponsor
Johns Hopkins University
Other
Eligibility
18 Years to 100 Years
Enrollment
126 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2015
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Aug 30, 2016 · Synced Sep 2, 2026, 5:32 AM EDT
Completed Phase 1Phase 2 Interventional Results available

Pharmacotherapy & CM for Opioid and Cocaine Dependence

NCT00838981
View directory record Official record
Conditions
Cocaine Dependence
Interventions
Modafinil, Sugar Pill, Contingency Management, Methadone, cognitive behavioral treatment, Voucher Control
Drug · Behavioral
Lead sponsor
Yale University
Other
Eligibility
18 Years to 65 Years
Enrollment
91 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2014
U.S. locations
1
States / cities
West Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated Dec 2, 2021 · Synced Sep 2, 2026, 5:32 AM EDT
Completed Not applicable Interventional Results available

Methadone in Ambulatory Surgery

NCT02300077
View directory record Official record
Conditions
Post-operative Pain, Anesthesia
Interventions
methadone, Control (Intra-operative administration of opioids, other than methadone)
Drug
Lead sponsor
Washington University School of Medicine
Other
Eligibility
18 Years to 65 Years
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2018
U.S. locations
1
States / cities
St Louis, Missouri
Source: ClinicalTrials.gov public record
Updated May 16, 2019 · Synced Sep 2, 2026, 5:32 AM EDT
Completed Not applicable Interventional

HIV and Hepatitis Care Coordination in Methadone Treatment

NCT00608192
View directory record Official record
Conditions
Hepatitis, Viral, Human, HIV Infections
Interventions
Testing, Education, & Counseling (TEC), Hepatitis Care Coordination (HCC)
Behavioral
Lead sponsor
University of California, San Francisco
Other
Eligibility
18 Years and older
Enrollment
489 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2011
U.S. locations
2
States / cities
San Francisco, California • New York, New York
Source: ClinicalTrials.gov public record
Updated Jan 15, 2013 · Synced Sep 2, 2026, 5:32 AM EDT
Completed Phase 1 Interventional

Cocaine Opioid Oxytocin Option - Limited

NCT02028533
View directory record Official record
Conditions
Opioid Use Disorder, Cocaine Use Disorder
Interventions
Oxytocin, Placebo
Drug
Lead sponsor
University of California, San Francisco
Other
Eligibility
18 Years and older
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated May 20, 2019 · Synced Sep 2, 2026, 5:32 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Investigation of the Pharmacokinetic Profile of CBD

NCT05269706
View directory record Official record
Conditions
Opioid Use Disorder
Interventions
Cannabidiol 200mg, Epidiolex, Cannabidiol 400mg, Placebo
Drug
Lead sponsor
Yasmin Hurd
Other
Eligibility
18 Years to 65 Years
Enrollment
60 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2023
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Feb 13, 2025 · Synced Sep 2, 2026, 5:32 AM EDT
Terminated Phase 2 Interventional Results available

Role of Methadone As Co-Opioid Analgesic

NCT00558870
View directory record Official record
Conditions
Pain
Interventions
Morphine, Methadone
Drug
Lead sponsor
M.D. Anderson Cancer Center
Other
Eligibility
18 Years and older
Enrollment
5 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2015
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Apr 4, 2016 · Synced Sep 2, 2026, 5:32 AM EDT
Completed Not applicable Interventional

Dextromethorphan, Gabapentin, and Oxycodone to Treat Opioid-Induced Hyperalgesia

NCT00218374
View directory record Official record
Conditions
Hyperalgesia, Opioid-Related Disorders
Interventions
Gabapentin
Drug
Lead sponsor
National Institute on Drug Abuse (NIDA)
NIH
Eligibility
18 Years to 55 Years
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2007
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Jan 11, 2017 · Synced Sep 2, 2026, 5:32 AM EDT
Completed Phase 2 Interventional

Addition of Naltrexone to Methadone Taper

NCT00135759
View directory record Official record
Conditions
Heroin Dependence, Opioid-Related Disorders, Substance-Related Disorders
Interventions
naltrexone, Placebo comparator
Drug
Lead sponsor
National Institute on Drug Abuse (NIDA)
NIH
Eligibility
18 Years to 65 Years
Enrollment
174 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2006
U.S. locations
1
States / cities
Durham, North Carolina
Source: ClinicalTrials.gov public record
Updated Jan 11, 2017 · Synced Sep 2, 2026, 5:32 AM EDT
Recruiting Phase 2 Interventional

Psilocybin for Opioid Use Disorder (OUD)

NCT06796062
View directory record Official record
Conditions
Opioid Use Disorder
Interventions
Psilocybin
Drug
Lead sponsor
NYU Langone Health
Other
Eligibility
18 Years to 65 Years
Enrollment
480 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2029
U.S. locations
5
States / cities
Albuquerque, New Mexico • Brooklyn, New York • New York, New York + 1 more
Source: ClinicalTrials.gov public record
Updated Jan 22, 2026 · Synced Sep 2, 2026, 5:32 AM EDT
Withdrawn Phase 4 Interventional Accepts healthy volunteers

Can Post-operative TAP Block Improve Quality of Recovery After C-sections in Patients on Methadone Maintenance?

NCT01644864
View directory record Official record
Conditions
Uncontrolled Postoperative Pain
Interventions
0.375% ROPIVACAINE, placebo
Drug
Lead sponsor
Thomas Jefferson University
Other
Eligibility
18 Years to 40 Years · Female only
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2013
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated May 7, 2017 · Synced Sep 2, 2026, 5:32 AM EDT
Completed No phase listed Observational

The Effects of Methadone and Buprenorphine on Fetal Neurobehavior and Infant Neonatal Abstinence Syndrome - 1

NCT00218621
View directory record Official record
Conditions
Opiate Dependence, Pregnancy
Interventions
Buprenorphine / methadone
Procedure
Lead sponsor
Johns Hopkins University
Other
Eligibility
18 Years to 40 Years · Female only
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2009
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Feb 20, 2013 · Synced Sep 2, 2026, 5:32 AM EDT
Completed Not applicable Interventional

A Study of Azidothymidine Plus Methadone in Patients With AIDS and AIDS Related Complex (ARC)

NCT00001008
View directory record Official record
Conditions
HIV Infections
Interventions
Methadone hydrochloride, Zidovudine
Drug
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years and older
Enrollment
18 participants
Healthy volunteers
Healthy volunteers not accepted
U.S. locations
1
States / cities
The Bronx, New York
Source: ClinicalTrials.gov public record
Updated Mar 13, 2011 · Synced Sep 2, 2026, 5:32 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Mirtazapine and Methamphetamine Drug-drug Interaction Study

NCT04614584
View directory record Official record
Conditions
Methamphetamine Use Disorder, Drug Interaction, Cardiovascular Abnormalities
Interventions
Mirtazapine, Methamphetamine
Drug
Lead sponsor
San Francisco Department of Public Health
Government
Eligibility
18 Years and older
Enrollment
15 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2024
U.S. locations
3
States / cities
Los Angeles, California • San Francisco, California
Source: ClinicalTrials.gov public record
Updated Sep 26, 2024 · Synced Sep 2, 2026, 5:32 AM EDT
Not yet recruiting Not applicable Interventional

Deep Transcranial Magnetic Stimulation for Tobacco Cessation in Adults With Opioid Use Disorder

NCT07770555
View directory record Official record
Conditions
Opioid Use Disorder, Tobacco Use Disorder
Interventions
Deep TMS System With H4 Coil
Device
Lead sponsor
Payel Roy
Other
Eligibility
22 Years to 70 Years
Enrollment
12 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2027
U.S. locations
2
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Aug 26, 2026 · Synced Sep 2, 2026, 5:32 AM EDT
Not listed Phase 1 Interventional Accepts healthy volunteers

Role of CYP2B6, CYP3A4, and MDR1 in the Metabolic Clearance of Methadone

NCT00504413
View directory record Official record
Conditions
Substance-Related Disorders
Interventions
midazolam(drug), digoxin (drug), Bupropion (drug), Methadone (drug)
Drug
Lead sponsor
University of Washington
Other
Eligibility
18 Years to 40 Years
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007 – 2011
U.S. locations
1
States / cities
Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Oct 12, 2010 · Synced Sep 2, 2026, 5:32 AM EDT
Completed Not applicable Interventional

Automated Recovery Line for Medication Assisted Treatment

NCT02124980
View directory record Official record
Conditions
Drug Dependence, Substance Use Disorders
Interventions
Recovery Line
Behavioral
Lead sponsor
Yale University
Other
Eligibility
18 Years and older
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2017
U.S. locations
1
States / cities
New Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated Jul 1, 2017 · Synced Sep 2, 2026, 5:32 AM EDT
Recruiting Phase 2 Interventional

Ketamine for Opioid Use Disorder

NCT06943859
View directory record Official record
Conditions
Opioid Use Disorder
Interventions
Treatment with Ketamine, Treatment with Very Low Dose Ketamine
Drug
Lead sponsor
University of Maryland, Baltimore
Other
Eligibility
18 Years to 65 Years
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2029
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Aug 30, 2026 · Synced Sep 2, 2026, 5:32 AM EDT
Completed Phase 4 Interventional Results available

Optimizing Outpatient Anesthesia (OSPREy-Outpatient Surgery Pain Relief Enhancement)

NCT03726268
View directory record Official record
Conditions
Opioid Use, Pain, Postoperative
Interventions
Methadone, Fentanyl, Hydromorphone, Morphine, Sufentanil
Drug
Lead sponsor
Duke University
Other
Eligibility
18 Years to 65 Years
Enrollment
907 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2024
U.S. locations
1
States / cities
Durham, North Carolina
Source: ClinicalTrials.gov public record
Updated Nov 18, 2025 · Synced Sep 2, 2026, 5:32 AM EDT
Terminated Phase 2 Interventional

Increased Sensitivity to Pain Caused by Opioids in People Who Have Abused Prescription Opioids

NCT01821430
View directory record Official record
Conditions
Chronic Pain
Interventions
Pregabalin, Placebo
Drug
Lead sponsor
Georgetown University
Other
Eligibility
21 Years to 65 Years
Enrollment
4 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2016
U.S. locations
1
States / cities
Washington D.C., District of Columbia
Source: ClinicalTrials.gov public record
Updated Feb 8, 2017 · Synced Sep 2, 2026, 5:32 AM EDT
Completed Not applicable Interventional

Employment-based Reinforcement to Motivate Drug Abstinence in the Treatment of Drug Addiction. - 2

NCT00249457
View directory record Official record
Conditions
Behavior, Addictive, Cocaine Abuse, Cocaine Dependence, Heroin Dependence, Opioid Dependence
Interventions
Contingency management
Behavioral
Lead sponsor
Johns Hopkins University
Other
Eligibility
18 Years to 50 Years · Female only
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
1996 – 2006
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Oct 29, 2017 · Synced Sep 2, 2026, 5:32 AM EDT
Withdrawn Not applicable Interventional

Neurostimulation for Opiate Withdrawal in the PICU

NCT03975192
View directory record Official record
Conditions
Opiate Withdrawal Syndrome
Interventions
Percutaneous Electrical Nerve Field Stimulation
Device
Lead sponsor
Medical College of Wisconsin
Other
Eligibility
5 Years to 17 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2020
U.S. locations
1
States / cities
Milwaukee, Wisconsin
Source: ClinicalTrials.gov public record
Updated Oct 25, 2020 · Synced Sep 2, 2026, 5:32 AM EDT
Not listed Not applicable Interventional

Mobile Psychosocial Interventions for MMT Clients

NCT01632982
View directory record Official record
Conditions
Opioid Abuse, Substance Abuse
Interventions
standard treatment, MTS (Mobile Therapeutic System), mobile control
Behavioral
Lead sponsor
National Development and Research Institutes, Inc.
Other
Eligibility
18 Years and older
Enrollment
219 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2018
U.S. locations
1
States / cities
Long Island City, New York
Source: ClinicalTrials.gov public record
Updated Sep 13, 2017 · Synced Sep 2, 2026, 5:32 AM EDT
Terminated Phase 2 Interventional Results available

Methadone Demonstration Project With Neonatal Intensive Care Unit Infants Diagnosed With Neonatal Abstinence Syndrome

NCT03134703
View directory record Official record
Conditions
Neonatal Abstinence Syndrome
Interventions
Methadone, Morphine
Drug
Lead sponsor
Johns Hopkins All Children's Hospital
Other
Eligibility
Up to 72 Hours
Enrollment
11 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2019
U.S. locations
1
States / cities
St. Petersburg, Florida
Source: ClinicalTrials.gov public record
Updated Jul 2, 2023 · Synced Sep 2, 2026, 5:32 AM EDT