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ClinicalTrials.gov public records Last synced Oct 14, 2026, 1:43 PM EDT

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Showing 193–216 of 374 matching trials from the live ClinicalTrials.gov search.
Filters: Intervention: methadone hydrochloride Clear all
Completed Phase 2 Interventional Results available

Stimulant Oxytocin Study

NCT03016598
View directory record Official record
Conditions
Stimulant Use & Co-occuring Opioid Use Disorders
Interventions
Intranasal oxytocin, Intranasal placebo
Drug
Lead sponsor
VA Office of Research and Development
Federal
Eligibility
18 Years and older
Enrollment
42 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2020
U.S. locations
3
States / cities
Sacramento, California • San Francisco, California • Portland, Oregon
Source: ClinicalTrials.gov public record
Updated Jun 10, 2021 · Synced Oct 14, 2026, 1:43 PM 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 14, 2026, 1:43 PM EDT
Terminated Phase 1 Interventional Accepts healthy volunteers

Ketamine for OUD and Comorbid Depression (OUDCD)

NCT05051449
View directory record Official record
Conditions
Opioid Use Disorder, Depressive Disorder
Interventions
Ketamine Hydrochloride
Drug
Lead sponsor
University of Maryland, Baltimore
Other
Eligibility
18 Years to 65 Years
Enrollment
5 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2023
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Mar 7, 2024 · Synced Oct 14, 2026, 1:43 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

The Effects of Water Temperature on the Cold Pressor Test

NCT03083626
View directory record Official record
Conditions
Chronic Pain
Interventions
Cold pressor test
Other
Lead sponsor
Georgetown University
Other
Eligibility
21 Years to 65 Years
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2017
U.S. locations
1
States / cities
Washington D.C., District of Columbia
Source: ClinicalTrials.gov public record
Updated Apr 20, 2017 · Synced Oct 14, 2026, 1:43 PM EDT
Completed No phase listed Observational Results available

Methadone Monitoring for Insights Into Adverse Events

NCT01191242
View directory record Official record
Conditions
Pain, Opiate Addiction
Interventions
Not listed
Lead sponsor
Intermountain Health Care, Inc.
Other
Eligibility
18 Years and older
Enrollment
31 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2011
U.S. locations
2
States / cities
Murray, Utah • Taylorsville, Utah
Source: ClinicalTrials.gov public record
Updated Mar 29, 2017 · Synced Oct 14, 2026, 1:43 PM EDT
Recruiting Not applicable Interventional

Peer Recovery to Improve Polysubstance Use and Mobile Telemedicine Retention

NCT05973838
View directory record Official record
Conditions
Polysubstance Addiction, Opioid Medication Assisted Treatment, Treatment Adherence, Retention in Care, Substance-Related Disorders
Interventions
Peer-Delivered Behavioral Activation ("Peer Activate")
Behavioral
Lead sponsor
University of Maryland, College Park
Other
Eligibility
18 Years and older
Enrollment
160 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2027
U.S. locations
4
States / cities
Washington D.C., District of Columbia • Baltimore, Maryland • College Park, Maryland + 1 more
Source: ClinicalTrials.gov public record
Updated Apr 27, 2026 · Synced Oct 14, 2026, 1:43 PM 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 14, 2026, 1:43 PM 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 14, 2026, 1:43 PM EDT
Recruiting No phase listed Observational Accepts healthy volunteers

Outcome Inference in the Sensory Preconditioning Task in Opioid-Use Disorder

NCT03745339
View directory record Official record
Conditions
Opioid-Related Disorders, Drug Addiction
Interventions
Not listed
Lead sponsor
National Institute on Drug Abuse (NIDA)
NIH
Eligibility
21 Years to 60 Years
Enrollment
150 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2026
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Oct 2, 2026 · Synced Oct 14, 2026, 1:43 PM EDT
Completed Not applicable Interventional Results available

Treatment of Pregnant Women With OUD

NCT04240392
View directory record Official record
Conditions
Opioid-use Disorder
Interventions
Collaborative Care (CC), Extension for Community Healthcare Outcomes (ECHO)
Behavioral
Lead sponsor
Yale University
Other
Eligibility
18 Years and older · Female only
Enrollment
230 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2024
U.S. locations
11
States / cities
Hartford, Connecticut • New Britain, Connecticut • New Haven, Connecticut + 7 more
Source: ClinicalTrials.gov public record
Updated May 21, 2025 · Synced Oct 14, 2026, 1:43 PM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Methadone Patient Access to Collaborative Treatment

NCT06556602
View directory record Official record
Conditions
Opioid Use Disorder, Staff, Patients
Interventions
MPACT
Other
Lead sponsor
University of Arizona
Other
Eligibility
18 Years and older
Enrollment
1,080 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2029
U.S. locations
1
States / cities
Tucson, Arizona
Source: ClinicalTrials.gov public record
Updated Jul 16, 2026 · Synced Oct 14, 2026, 1:43 PM EDT
Recruiting Phase 4 Interventional

Methadone and Quality of Postoperative Recovery

NCT03168958
View directory record Official record
Conditions
Quality of Recovery Scores
Interventions
Methadone, Saline
Drug
Lead sponsor
Endeavor Health
Other
Eligibility
18 Years to 90 Years
Enrollment
130 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2021
U.S. locations
1
States / cities
Evanston, Illinois
Source: ClinicalTrials.gov public record
Updated Aug 24, 2020 · Synced Oct 14, 2026, 1:43 PM EDT
Recruiting Phase 2 Interventional

Combined THC and CBD for OUD and Chronic Pain

NCT06544291
View directory record Official record
Conditions
Chronic Pain, Opioid Use Disorder
Interventions
CBD 300mg, CBD 600mg, Placebo 0mg
Drug
Lead sponsor
Yale University
Other
Eligibility
18 Years to 65 Years
Enrollment
147 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2028
U.S. locations
1
States / cities
New Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated Jul 16, 2026 · Synced Oct 14, 2026, 1:43 PM EDT
Completed Phase 3 Interventional Results available

Perioperative Methadone Use to Decrease Opioid Requirement in Pediatric Spinal Fusion Patients

NCT02558010
View directory record Official record
Conditions
Scoliosis, Pain
Interventions
Methadone, Normal Saline, Morphine
Drug · Other
Lead sponsor
Medical College of Wisconsin
Other
Eligibility
10 Years to 18 Years
Enrollment
58 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2023
U.S. locations
1
States / cities
Milwaukee, Wisconsin
Source: ClinicalTrials.gov public record
Updated Nov 18, 2023 · Synced Oct 14, 2026, 1:43 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 11, 2017 · Synced Oct 14, 2026, 1:43 PM EDT
Completed Not applicable Interventional Results available

Effective Treatment of Hepatitis C in Substance Users

NCT00633243
View directory record Official record
Conditions
Hepatitis C, Opiate Dependence
Interventions
Modified Directly Observed Therapy (mDOT), Self-Administered Therapy (SAT)
Procedure
Lead sponsor
Yale University
Other
Eligibility
18 Years and older
Enrollment
21 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2011
U.S. locations
1
States / cities
New Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated Jan 3, 2013 · Synced Oct 14, 2026, 1:43 PM EDT
Completed No phase listed Observational Results available

Fetal Neurobehavior in Non-methadone Maintained Women in Substance Abuse Treatment

NCT00522626
View directory record Official record
Conditions
Pregnancy, Drug Abuse
Interventions
Maternal fetal monitoring
Device
Lead sponsor
Johns Hopkins University
Other
Eligibility
18 Years to 40 Years · Female only
Enrollment
19 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2010
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Mar 1, 2016 · Synced Oct 14, 2026, 1:43 PM EDT
Completed Not applicable Interventional

Evaluating Three Methods for Helping Syringe Exchangers Begin Methadone Maintenance

NCT01142986
View directory record Official record
Conditions
Substance Abuse Disorder
Interventions
Low intensity care, Voucher reinforcement
Behavioral
Lead sponsor
Johns Hopkins University
Other
Eligibility
18 Years to 65 Years
Enrollment
223 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2015
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Jul 30, 2018 · Synced Oct 14, 2026, 1:43 PM EDT
Completed Not applicable Interventional Results available

Fostering MAT Use in Justice Populations

NCT04363320
View directory record Official record
Conditions
Opioid-use Disorder, Recidivism
Interventions
NIATx Coaching, ECHO
Behavioral
Lead sponsor
University of Wisconsin, Madison
Other
Eligibility
18 Years and older
Enrollment
256 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2024
U.S. locations
1
States / cities
Madison, Wisconsin
Source: ClinicalTrials.gov public record
Updated May 28, 2025 · Synced Oct 14, 2026, 1:43 PM 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 14, 2026, 1:43 PM EDT
Completed Phase 2 Interventional Accepts healthy volunteers Results available

Pediatric Pain Optimization After Tonsillectomy

NCT05244226
View directory record Official record
Conditions
Obstructive Sleep Apnea, Tonsillitis, Pain, Procedural
Interventions
Fentanyl/Hydromorphone, Methadone
Drug
Lead sponsor
Duke University
Other
Eligibility
3 Years to 17 Years
Enrollment
66 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2023
U.S. locations
1
States / cities
Durham, North Carolina
Source: ClinicalTrials.gov public record
Updated Oct 17, 2024 · Synced Oct 14, 2026, 1:43 PM EDT
Not listed Phase 1 Interventional

Hyperalgesia in Methadone Patients: Can it be Treated?

NCT00333242
View directory record Official record
Conditions
Opioid-induced Hyperalgesia
Interventions
dextromethorphan
Drug
Lead sponsor
National Institute on Drug Abuse (NIDA)
NIH
Eligibility
18 Years to 55 Years
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 2002
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Jan 11, 2017 · Synced Oct 14, 2026, 1:43 PM EDT
Completed Phase 4 Interventional Accepts healthy volunteers Results available

Buprenorphine and Methadone for Opioid Dependent Chronic Pain Patients

NCT00879996
View directory record Official record
Conditions
Opiate Addiction
Interventions
Methadone, Buprenorphine/naloxone
Drug
Lead sponsor
State University of New York at Buffalo
Other
Eligibility
18 Years and older
Enrollment
54 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2011
U.S. locations
2
States / cities
Buffalo, New York
Source: ClinicalTrials.gov public record
Updated Aug 7, 2012 · Synced Oct 14, 2026, 1:43 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

Bone Density and Serum Testosterone in Male Methadone Maintained Patients

NCT00170339
View directory record Official record
Conditions
Opiate Dependence, Osteoporosis, Erectile Dysfunction, Hypogonadism
Interventions
Not listed
Lead sponsor
Hennepin Healthcare Research Institute
Other
Eligibility
18 Years to 50 Years · Male only
Enrollment
60 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2005 – 2007
U.S. locations
1
States / cities
Minneapolis, Minnesota
Source: ClinicalTrials.gov public record
Updated Sep 14, 2016 · Synced Oct 14, 2026, 1:43 PM EDT