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ClinicalTrials.gov public records Last synced Oct 18, 2026, 5:09 AM EDT

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Showing 289–312 of 374 matching trials from the live ClinicalTrials.gov search.
Filters: Intervention: Methadone Clear all
Completed Not applicable Interventional Accepts healthy volunteers

A Multi-site Intervention to Expand Hospital Based OUD Treatment Provision

NCT06291090
View directory record Official record
Conditions
Opioid Use Disorder
Interventions
OUD treatment intervention
Behavioral
Lead sponsor
University of Colorado, Denver
Other
Eligibility
18 Years to 99 Years
Enrollment
400 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2025
U.S. locations
1
States / cities
Aurora, Colorado
Source: ClinicalTrials.gov public record
Updated May 1, 2026 · Synced Oct 18, 2026, 5:09 AM EDT
Terminated Phase 4 Interventional Results available

Methadone and Medication Abortion

NCT04941443
View directory record Official record
Conditions
Pain, Medical Abortion
Interventions
Methadone Pill, Ibuprofen
Drug
Lead sponsor
Boston Medical Center
Other
Eligibility
18 Years and older · Female only
Enrollment
4 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jan 23, 2023 · Synced Oct 18, 2026, 5:09 AM EDT
Completed Not applicable Interventional

A Prospective Trial to Assess Cost and Clinical Outcomes of a Clinical Pharmacogenomic Program

NCT02297126
View directory record Official record
Conditions
Adverse Drug Reaction
Interventions
Pharmacogenetic Intervention Arm (pharmacogenetic testing)
Other
Lead sponsor
Indiana University
Other
Eligibility
18 Years and older
Enrollment
4,465 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2019
U.S. locations
1
States / cities
Indianapolis, Indiana
Source: ClinicalTrials.gov public record
Updated Jan 8, 2021 · Synced Oct 18, 2026, 5:09 AM EDT
Completed Phase 4 Interventional

Intraoperative Opioids and Postoperative Recovery After Hepatobiliary or Foregut Surgery

NCT01546948
View directory record Official record
Conditions
Postoperative Pain
Interventions
Methadone, Hydromorphone
Drug
Lead sponsor
Endeavor Health
Other
Eligibility
18 Years to 80 Years
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2018
U.S. locations
1
States / cities
Evanston, Illinois
Source: ClinicalTrials.gov public record
Updated Dec 21, 2021 · Synced Oct 18, 2026, 5:09 AM EDT
Completed Phase 1 Interventional

Drug Discrimination in Methadone-Maintained Humans Study 2

NCT00733239
View directory record Official record
Conditions
Opioid Dependence
Interventions
2-4 of the drugs listed below
Drug
Lead sponsor
University of Arkansas
Other
Eligibility
18 Years to 65 Years
Enrollment
15 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2010
U.S. locations
1
States / cities
Little Rock, Arkansas
Source: ClinicalTrials.gov public record
Updated Apr 18, 2012 · Synced Oct 18, 2026, 5:09 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 27, 2026 · Synced Oct 18, 2026, 5:09 AM EDT
Recruiting Phase 2 Interventional

The Effects of One-time Intraoperative Methadone During Laparoscopic Hysterectomy in Reducing Opioid Prescription.

NCT06536517
View directory record Official record
Conditions
Fibroid Uterus
Interventions
Methadone
Drug
Lead sponsor
Johns Hopkins University
Other
Eligibility
18 Years and older · Female only
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2026
U.S. locations
2
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Jan 12, 2026 · Synced Oct 18, 2026, 5:09 AM EDT
Completed Not applicable Interventional

Treatment of Chronic Pain After Spinal Cord Injury (SCI) or Amputation

NCT00006448
View directory record Official record
Conditions
Spinal Cord Injuries, Amputation, Traumatic, Pain
Interventions
cognitive therapy, Physical Therapy, Methadone
Behavioral · Procedure · Drug
Lead sponsor
Eunice Kennedy Shriver National Institute of Child Health and Human Development (NICHD)
NIH
Eligibility
18 Years to 75 Years
Enrollment
400 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 1996
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Sep 26, 2016 · Synced Oct 18, 2026, 5:09 AM EDT
Recruiting Not applicable Interventional

tDCS to Decrease Opioid Relapse (UH3)

NCT06432465
View directory record Official record
Conditions
Opioid Use Disorder
Interventions
active tDCS, sham tDCS
Device
Lead sponsor
Butler Hospital
Other
Eligibility
21 Years to 60 Years
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2026
U.S. locations
1
States / cities
Providence, Rhode Island
Source: ClinicalTrials.gov public record
Updated Jun 29, 2026 · Synced Oct 18, 2026, 5:09 AM EDT
Completed Not applicable Interventional

Effect of Music on Cue Reactivity for Patients With Opioid Use Disorder

NCT06948890
View directory record Official record
Conditions
Opioid Use Disorder
Interventions
Music intervention, Silence
Other
Lead sponsor
Brigham and Women's Hospital
Other
Eligibility
18 Years and older
Enrollment
28 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2026
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Mar 4, 2026 · Synced Oct 18, 2026, 5:09 AM EDT
Completed Phase 2 Interventional

Evaluation of L-alpha-acetylmethadol (LAAM) in Methadone Patients - 5

NCT00000356
View directory record Official record
Conditions
Opioid-Related Disorders, Substance-Related Disorders
Interventions
LAAM
Drug
Lead sponsor
National Institute on Drug Abuse (NIDA)
NIH
Eligibility
Not listed
Healthy volunteers
Healthy volunteers not accepted
Timeline
1991 – 1992
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jan 12, 2017 · Synced Oct 18, 2026, 5:09 AM EDT
Completed Phase 2 Interventional Accepts healthy volunteers

Treatment of Opioid/Heroin Dependence: Comparison of Three Medication Dosing Regimens

NCT00218127
View directory record Official record
Conditions
Heroin Dependence, Opioid-Related Disorders
Interventions
Levoacetyl Methadol
Drug
Lead sponsor
National Institute on Drug Abuse (NIDA)
NIH
Eligibility
25 Years to 55 Years
Enrollment
142 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2001 – 2005
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Jan 12, 2017 · Synced Oct 18, 2026, 5:09 AM EDT
Completed Phase 2 Interventional

Combination Pharmacotherapy for Smoking Cessation Among Methadone Patients

NCT00060814
View directory record Official record
Conditions
Tobacco Use Disorder
Interventions
Combined intervention
Other
Lead sponsor
National Institute on Drug Abuse (NIDA)
NIH
Eligibility
18 Years to 70 Years
Enrollment
28 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2002
U.S. locations
1
States / cities
Kansas City, Kansas
Source: ClinicalTrials.gov public record
Updated Jan 12, 2017 · Synced Oct 18, 2026, 5:09 AM EDT
Active, not recruiting No phase listed Observational Accepts healthy volunteers

Use of Driving Tests to Evaluate Patient Performance on Oral Opioids

NCT00659035
View directory record Official record
Conditions
Chronic Pain
Interventions
Not listed
Lead sponsor
Asokumar Buvanendran
Other
Eligibility
18 Years to 80 Years
Enrollment
450 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2026
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Jan 8, 2026 · Synced Oct 18, 2026, 5:09 AM EDT
Completed Phase 1 Interventional

Drug Discrimination in Methadone-Maintained Humans Study 1

NCT00593463
View directory record Official record
Conditions
Drug Dependence
Interventions
Cycloserine, Diltiazem, Gabapentin, Isradipine, Naloxone, Nifedipine, Placebo, Saline, Verapamil
Drug · Device
Lead sponsor
University of Arkansas
Other
Eligibility
18 Years to 65 Years
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2010
U.S. locations
1
States / cities
Little Rock, Arkansas
Source: ClinicalTrials.gov public record
Updated Mar 11, 2011 · Synced Oct 18, 2026, 5:09 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 17, 2014 · Synced Oct 18, 2026, 5:09 AM EDT
Completed No phase listed Observational

Utility of Psychosocial Intervention in Improving Outcome for Methadone-exposed Infants and Their Mothers

NCT01889121
View directory record Official record
Conditions
Neonatal Abstinence Syndrome
Interventions
Structured psychosocial intervention
Behavioral
Lead sponsor
Dr. Henry Akinbi
Other
Eligibility
Female only
Enrollment
113 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013
U.S. locations
1
States / cities
Cincinnati, Ohio
Source: ClinicalTrials.gov public record
Updated Jun 28, 2013 · Synced Oct 18, 2026, 5:09 AM EDT
Completed Phase 2 Interventional Results available

Suvorexant for Opioid/Stimulant Co-use

NCT05546515
View directory record Official record
Conditions
Opioid Use Disorder, Stimulant Use Disorder
Interventions
Suvorexant (dual orexin receptor antagonist), Placebo
Drug
Lead sponsor
Johns Hopkins University
Other
Eligibility
18 Years to 65 Years
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2024
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Dec 23, 2025 · Synced Oct 18, 2026, 5:09 AM EDT
Completed Phase 2 Interventional Results available

Pharmacogenetics of Disulfiram for Cocaine

NCT00149630
View directory record Official record
Conditions
Cocaine Dependence, Opioid Dependence
Interventions
Disulfiram, Methadone, CBT, Lactose
Drug · Behavioral · Other
Lead sponsor
Baylor College of Medicine
Other
Eligibility
18 Years to 64 Years
Enrollment
93 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2009
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Mar 15, 2017 · Synced Oct 18, 2026, 5:09 AM EDT
Completed No phase listed Observational

Starting Treatment With Agonist Replacement Therapies Follow-up Study

NCT01592461
View directory record Official record
Conditions
Opioid Dependence
Interventions
Not listed
Lead sponsor
University of California, Los Angeles
Other
Eligibility
18 Years and older
Enrollment
877 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2016
U.S. locations
8
States / cities
Los Angeles, California • Sacramento, California • San Francisco, California + 5 more
Source: ClinicalTrials.gov public record
Updated Aug 8, 2016 · Synced Oct 18, 2026, 5:09 AM EDT
Completed Not applicable Interventional

Prize Contingency Management for Cocaine-Dependent Methadone Patients

NCT01401270
View directory record Official record
Conditions
Cocaine Abuse
Interventions
prize contingency management
Behavioral
Lead sponsor
UConn Health
Other
Eligibility
18 Years and older
Enrollment
280 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2018
U.S. locations
1
States / cities
Farmington, Connecticut
Source: ClinicalTrials.gov public record
Updated Mar 13, 2019 · Synced Oct 18, 2026, 5:09 AM EDT
Not listed Phase 4 Interventional

Multimodal Narcotic Limited Perioperative Pain Control With Colorectal Surgery

NCT02958566
View directory record Official record
Conditions
Colon Cancer, Colon Diverticulosis, Colonic Neoplasms, Colonic Diverticulitis, Pain, Postoperative, Ileus, Ileus Paralytic, Ileus; Mechanical, Constipation Drug Induced, Constipation, Rectum Cancer, Rectum Neoplasm
Interventions
Acetaminophen, Gabapentin, Orphenadrine, Lidocaine, Marcaine, Ketamine, Methadone, Tramadol, Ketorolac, Morphine Sulfate, Fentanyl, Dilaudid, Hydrocodone-Acetaminophen Tab 5-325 MG, HYDROCODONE/ACETAMINOPHEN 5 Mg-325 Mg ORAL TABLET
Drug
Lead sponsor
University of Illinois College of Medicine at Peoria
Other
Eligibility
18 Years and older
Enrollment
80 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2018
U.S. locations
1
States / cities
Peoria, Illinois
Source: ClinicalTrials.gov public record
Updated Mar 20, 2017 · Synced Oct 18, 2026, 5:09 AM EDT
Completed Not applicable Interventional

Harnessing Placebo Effects in Methadone Treatment

NCT02941809
View directory record Official record
Conditions
Opioid-use Disorder, Opioid-Related Disorders
Interventions
Open-Label Placebo (OLP)
Behavioral
Lead sponsor
University of Maryland, Baltimore
Other
Eligibility
18 Years and older
Enrollment
133 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2020
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Aug 11, 2020 · Synced Oct 18, 2026, 5:09 AM EDT
Not yet recruiting No phase listed Observational

Precision Analgesia for Cardiac Surgery

NCT05612399
View directory record Official record
Conditions
Analgesia, Cardiac Surgery
Interventions
Not listed
Lead sponsor
Kathirvel Subramaniam
Other
Eligibility
60 Years to 110 Years
Enrollment
400 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2027
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Sep 10, 2026 · Synced Oct 18, 2026, 5:09 AM EDT