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ClinicalTrials.gov public records Last synced Oct 18, 2026, 6:25 AM EDT

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Showing 337–360 of 374 matching trials from the live ClinicalTrials.gov search.
Filters: Intervention: Methadone Clear all
Not listed No phase listed Observational Accepts healthy volunteers

COVID-19-Related Opioid Treatment Policy Evaluation

NCT05028998
View directory record Official record
Conditions
Opioid-use Disorder, Alcohol Use Disorder
Interventions
Not listed
Lead sponsor
Boston VA Research Institute, Inc.
Other
Eligibility
18 Years and older
Enrollment
110 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2023
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Aug 1, 2023 · Synced Oct 18, 2026, 6:25 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Withdrawn Phase 4 Interventional Accepts healthy volunteers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 8, 2017 · Synced Oct 18, 2026, 6:25 AM EDT
Completed Phase 2 Interventional

Levetiracetam (Keppra) Tolerability in Cocaine Abusing Methadone-maintained Patients.

NCT00593125
View directory record Official record
Conditions
Cocaine Dependence, Opioid Dependence
Interventions
levetiracetam
Drug
Lead sponsor
Yale University
Other
Eligibility
18 Years to 65 Years
Enrollment
15 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2008
U.S. locations
1
States / cities
West Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated Jan 12, 2017 · Synced Oct 18, 2026, 6:25 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Initiating Substance Use Disorder Treatment for Hospitalized Opioid Use Disorder Patients.

NCT03212794
View directory record Official record
Conditions
Opioid-use Disorder
Interventions
Recovery coach
Behavioral
Lead sponsor
Brigham and Women's Hospital
Other
Eligibility
18 Years and older
Enrollment
29 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2021
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Dec 26, 2023 · Synced Oct 18, 2026, 6:25 AM EDT
Completed Phase 2Phase 3 Interventional

Treatment of Adult Attention Deficit Hyperactivity Disorder (ADHD) in Methadone Patients - 1

NCT00061087
View directory record Official record
Conditions
ADHD, Opioid-Related Disorders, Cocaine Dependence
Interventions
Methylphenidate, Bupropion, Placebo
Drug · Other
Lead sponsor
New York State Psychiatric Institute
Other
Eligibility
18 Years to 60 Years
Enrollment
115 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
1998 – 2004
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Apr 23, 2019 · Synced Oct 18, 2026, 6:25 AM EDT
Recruiting Phase 3 Interventional

Evaluation of Analgesia for Cardiac Elective Surgery in Children

NCT06626035
View directory record Official record
Conditions
Pediatric Cardiac Surgery
Interventions
Methadone based ERAS, Non-methadone based group
Drug
Lead sponsor
Senthil Sadhasivam
Other
Eligibility
3 Years to 18 Years
Enrollment
500 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2029
U.S. locations
3
States / cities
Oakland, California • Cincinnati, Ohio • Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Aug 7, 2026 · Synced Oct 18, 2026, 6:25 AM EDT
Completed Phase 3 Interventional Results available

Dane County Drug Court Study for Addicted Offenders

NCT01843751
View directory record Official record
Conditions
Opioid Dependence
Interventions
buprenorphine/naloxone
Drug
Lead sponsor
University of Wisconsin, Madison
Other
Eligibility
16 Years and older
Enrollment
24 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2016
U.S. locations
1
States / cities
Madison, Wisconsin
Source: ClinicalTrials.gov public record
Updated Jun 7, 2023 · Synced Oct 18, 2026, 6:25 AM EDT
Recruiting Not applicable Interventional

Food Insecurity and Eating Behavior Among Adults Receiving Buprenorphine or Methadone Maintenance Treatment: Pilot Study 2

NCT07251283
View directory record Official record
Conditions
Food Security
Interventions
NE + Meal Delivery (NE+MD) intervention
Other
Lead sponsor
University of Vermont
Other
Eligibility
18 Years and older
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2027
U.S. locations
1
States / cities
Burlington, Vermont
Source: ClinicalTrials.gov public record
Updated Nov 26, 2025 · Synced Oct 18, 2026, 6:25 AM EDT
Enrolling by invitation No phase listed Observational Accepts healthy volunteers

Multimodal Fetal and Placental Imaging and Biomarkers of Clinical Outcomes in Opioid Use Disorder

NCT06415994
View directory record Official record
Conditions
Opioid Use Disorder, Substance-Related Disorders, Pregnancy Related, Narcotic-Related Disorders, Buprenorphine Dependence, Methadone Dependence
Interventions
Buprenorphine or Methadone Treatment, Fetal and Placental MRI, Child Developmental Assessment, Questionnaires, Blood and Placental Samples
Drug · Diagnostic Test · Behavioral + 1 more
Lead sponsor
Senthil Sadhasivam
Other
Eligibility
18 Years to 100 Years · Female only
Enrollment
250 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2029
U.S. locations
2
States / cities
Indianapolis, Indiana • Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jul 14, 2026 · Synced Oct 18, 2026, 6:25 AM EDT
Completed Phase 2Phase 3 Interventional

Treatment for Opioid Dependent Offenders

NCT01082679
View directory record Official record
Conditions
Opioid Dependence
Interventions
Methadone, buprenorphine (Suboxone)
Drug
Lead sponsor
University of Wisconsin, Madison
Other
Eligibility
18 Years and older
Enrollment
16 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2011
U.S. locations
1
States / cities
Madison, Wisconsin
Source: ClinicalTrials.gov public record
Updated Jun 5, 2023 · Synced Oct 18, 2026, 6:25 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 13, 2010 · Synced Oct 18, 2026, 6:25 AM EDT
Not listed Early Phase 1 Interventional

Pain Control and Quality of Recovery After Intravenous Methadone Versus Intrathecal Morphine in Major Abdominal Surgery

NCT06387303
View directory record Official record
Conditions
Pain, Postoperative
Interventions
Methadone, Morphine
Drug
Lead sponsor
University of Virginia
Other
Eligibility
18 Years to 75 Years
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2026
U.S. locations
1
States / cities
Charlottesville, Virginia
Source: ClinicalTrials.gov public record
Updated Aug 11, 2025 · Synced Oct 18, 2026, 6:25 AM EDT
Completed Phase 2Phase 3 Interventional

Treating the Partners of Drug Using Pregnant Women: Stage II

NCT00496990
View directory record Official record
Conditions
Drug Addiction
Interventions
Enhanced care, control
Behavioral
Lead sponsor
Johns Hopkins University
Other
Eligibility
18 Years to 60 Years
Enrollment
158 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2010
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Mar 5, 2013 · Synced Oct 18, 2026, 6:25 AM EDT
Completed Early Phase 1 Interventional Results available

Galantamine and CBT4CBT Pilot to Prevent Relapse.

NCT03547622
View directory record Official record
Conditions
Methadone or Buprenorphine Detoxoxification
Interventions
MAT taper with galantamine, MAT taper with placebo
Drug
Lead sponsor
Yale University
Other
Eligibility
18 Years to 65 Years
Enrollment
6 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2019
U.S. locations
1
States / cities
New Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated Aug 19, 2022 · Synced Oct 18, 2026, 6:25 AM EDT
Terminated Phase 2 Interventional Results available

Dosing of Methadone for Spine Surgery

NCT03605901
View directory record Official record
Conditions
Pain, Postoperative
Interventions
Standard dosing of methadone, Aliquots of methadone titrated to apnea
Drug
Lead sponsor
University of Florida
Other
Eligibility
18 Years to 75 Years
Enrollment
21 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2025
U.S. locations
1
States / cities
Gainesville, Florida
Source: ClinicalTrials.gov public record
Updated Jun 23, 2026 · Synced Oct 18, 2026, 6:25 AM EDT
Completed No phase listed Observational

Vagal Tone and Neonatal Abstinence Syndrome

NCT00496951
View directory record Official record
Conditions
Neonatal Abstinence Syndrome, Vagal Tone
Interventions
Vagal tone assessment
Device
Lead sponsor
Johns Hopkins University
Other
Eligibility
Up to 1 Day
Enrollment
65 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2008
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Aug 18, 2017 · Synced Oct 18, 2026, 6:25 AM EDT
Withdrawn Phase 2 Interventional Accepts healthy volunteers

Postoperative Pain and Headache After Craniotomy

NCT03908944
View directory record Official record
Conditions
Postoperative Pain
Interventions
Methadone, Standard of Care
Drug
Lead sponsor
Steven Edelstein
Other
Eligibility
18 Years to 75 Years
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2022
U.S. locations
1
States / cities
Maywood, Illinois
Source: ClinicalTrials.gov public record
Updated Jun 12, 2020 · Synced Oct 18, 2026, 6:25 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 7, 2026 · Synced Oct 18, 2026, 6:25 AM EDT
Terminated Phase 2 Interventional Results available

Methadone Versus Morphine for Cancer-Related Pain

NCT00573937
View directory record Official record
Conditions
Neoplasms, Pain
Interventions
Methadone, Morphine
Drug
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years to 70 Years
Enrollment
1 participant
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2009
U.S. locations
1
States / cities
Scottsdale, Arizona
Source: ClinicalTrials.gov public record
Updated Feb 19, 2016 · Synced Oct 18, 2026, 6:25 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Methadone for Emergence Delirium in Children Undergoing Outpatient Strabismus Surgery

NCT03778372
View directory record Official record
Conditions
Emergence Delirium, Strabismus
Interventions
Methadone
Drug
Lead sponsor
Ochsner Health System
Other
Eligibility
0 Years to 18 Years
Enrollment
55 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2020
U.S. locations
1
States / cities
Jefferson, Louisiana
Source: ClinicalTrials.gov public record
Updated Jul 19, 2022 · Synced Oct 18, 2026, 6:25 AM EDT
Terminated Phase 4 Interventional Accepts healthy volunteers Results available

Intraoperative Methadone Administration for Improved Pain Control in Spinal Fusion Patients

NCT02989597
View directory record Official record
Conditions
Pain, Postoperative
Interventions
Methadone Hydrochloride, Standard pain regimen, Spinal Fusion Surgery, Dexamethasone, Ketamine, Remifentanil, Sufentanil
Drug · Other · Procedure
Lead sponsor
Montefiore Medical Center
Other
Eligibility
18 Years to 80 Years
Enrollment
10 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2020
U.S. locations
1
States / cities
The Bronx, New York
Source: ClinicalTrials.gov public record
Updated May 22, 2023 · Synced Oct 18, 2026, 6:25 AM EDT
Completed Phase 2 Interventional Results available

Efficacy of Levetiracetam in Cocaine-Abusing Methadone Maintained Patients

NCT00577005
View directory record Official record
Conditions
Cocaine Dependence, Opioid Dependency
Interventions
levetiracetam, Placebo
Drug
Lead sponsor
Yale University
Other
Eligibility
18 Years to 65 Years
Enrollment
28 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2008
U.S. locations
1
States / cities
West Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated Jan 17, 2018 · Synced Oct 18, 2026, 6:25 AM EDT
Completed Early Phase 1 Interventional Accepts healthy volunteers Results available

Opioid Treatment Program (OTP)-Pharmacy Collaboration for Methadone Maintenance Treatment

NCT04308694
View directory record Official record
Conditions
Opioid-use Disorder
Interventions
Pharmacy-based methadone administration and dispensing
Drug
Lead sponsor
Friends Research Institute, Inc.
Other
Eligibility
18 Years and older
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2021
U.S. locations
3
States / cities
Raleigh, North Carolina • Zebulon, North Carolina
Source: ClinicalTrials.gov public record
Updated Apr 1, 2022 · Synced Oct 18, 2026, 6:25 AM EDT
Completed Not applicable Interventional

Comparison of Two Counseling Induction Strategies

NCT01141920
View directory record Official record
Conditions
Methadone, Drug Use Disorders
Interventions
low threshold care, stepped-based care
Behavioral
Lead sponsor
Johns Hopkins University
Other
Eligibility
18 Years to 65 Years
Enrollment
120 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2009
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Sep 17, 2015 · Synced Oct 18, 2026, 6:25 AM EDT