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

Testing a Community-Friendly Risk Reduction Intervention for Injection Drug Users

NCT01741350
View directory record Official record
Conditions
HIV, Opioid Dependence
Interventions
Community-friendly Health Recovery Program, Time-and-Attention-Matched Control Condition
Behavioral
Lead sponsor
University of Connecticut
Other
Eligibility
18 Years and older
Enrollment
304 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2012
U.S. locations
1
States / cities
New Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated Sep 1, 2026 · Synced Sep 22, 2026, 2:53 AM EDT
Completed Phase 1Phase 2 Interventional

The Use of Methadone in Newborn Infants

NCT01327079
View directory record Official record
Conditions
Premature Birth of Newborn, Critically Ill
Interventions
Methadone
Drug
Lead sponsor
John van den Anker
Other
Eligibility
22 Weeks to 43 Weeks
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2017
U.S. locations
2
States / cities
Washington D.C., District of Columbia
Source: ClinicalTrials.gov public record
Updated Jul 25, 2018 · Synced Sep 22, 2026, 2:53 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 22, 2026, 2:53 AM EDT
Not yet recruiting Phase 3 Interventional

An Artificial Intelligence Driven Approach to Optimize Patient Selection for a Transitional Pain Service

NCT07296770
View directory record Official record
Conditions
Postsurgical Pain Management, Postsurgical Pain, Chronic, Opioid Use After Surgery
Interventions
TPS-Select, Pharmacologic Pain Management, Interventional Pain Procedures, Psychological Management and Pain Education, Physical Therapy
Device · Drug · Procedure + 1 more
Lead sponsor
University of California, San Francisco
Other
Eligibility
18 Years and older
Enrollment
126 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2028
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated Jul 12, 2026 · Synced Sep 22, 2026, 2:53 AM EDT
Suspended Phase 3 Interventional

Methadone as an Alternative Treatment for Children Underdoing HSCT

NCT06940570
View directory record Official record
Conditions
Leukemia, Aplastic Anemia, Bone Marrow Failure Syndromes, SCID
Interventions
PCA plus methadone (Experimental), PCA Alone (SOC)
Drug
Lead sponsor
University of Texas Southwestern Medical Center
Other
Eligibility
6 Years to 18 Years
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2028 – 2029
U.S. locations
1
States / cities
Dallas, Texas
Source: ClinicalTrials.gov public record
Updated Oct 22, 2025 · Synced Sep 22, 2026, 2:53 AM EDT
Completed Not applicable Interventional Results available

Secondary HIV Prevention and Adherence Among HIV-infected Drug Users

NCT01741311
View directory record Official record
Conditions
Risk Behavior, Medication Adherence, HIV
Interventions
3H+ (Holistic Health for HIV), HHRP+ (Holistic Health Recovery Program)
Behavioral
Lead sponsor
University of Connecticut
Other
Eligibility
18 Years and older
Enrollment
106 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2018
U.S. locations
1
States / cities
New Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated Aug 7, 2025 · Synced Sep 22, 2026, 2:53 AM EDT
Recruiting Early Phase 1 Interventional Accepts healthy volunteers

Interaction of CYP2B6 Genotype and Efavirenz With Methadone and Tizanidine PK

NCT05789173
View directory record Official record
Conditions
Drug-Drug Interaction
Interventions
Methadone and Tizanidine, Efavirenz, Methadone and Tizanidine
Drug
Lead sponsor
Indiana University
Other
Eligibility
18 Years to 65 Years
Enrollment
60 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2027
U.S. locations
1
States / cities
Indianapolis, Indiana
Source: ClinicalTrials.gov public record
Updated Aug 19, 2026 · Synced Sep 22, 2026, 2:53 AM EDT
Completed Phase 4 Interventional Results available

Starting Treatment With Agonist Replacement Therapies (START)

NCT00315341
View directory record Official record
Conditions
Opiate-related Disorders
Interventions
Buprenorphine/naloxone, Methadone
Drug
Lead sponsor
University of California, Los Angeles
Other
Eligibility
18 Years and older
Enrollment
1,269 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2010
U.S. locations
9
States / cities
Los Angeles, California • Sacramento, California • San Francisco, California + 6 more
Source: ClinicalTrials.gov public record
Updated Jan 5, 2017 · Synced Sep 22, 2026, 2:53 AM EDT
Recruiting No phase listed Observational

Impact of Federal and State Medications for Opioid Use Disorder (MOUD) Policy Changes During the Pandemic

NCT07232641
View directory record Official record
Conditions
Substance Use Disorders, Alcohol Use Disorder, Opioid Use Disorder
Interventions
Not listed
Lead sponsor
Boston University
Other
Eligibility
18 Years and older
Enrollment
185,810 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2029
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jul 1, 2026 · Synced Sep 22, 2026, 2:53 AM EDT
Withdrawn Phase 3 Interventional

The Impact of Intraoperative Methadone on Postoperative Opioid Use

NCT07092475
View directory record Official record
Conditions
Breast Cancer, Opioid Use
Interventions
Methadon
Drug
Lead sponsor
University of Utah
Other
Eligibility
18 Years and older · Female only
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025
U.S. locations
1
States / cities
Salt Lake City, Utah
Source: ClinicalTrials.gov public record
Updated Nov 25, 2025 · Synced Sep 22, 2026, 2:53 AM EDT
Enrolling by invitation Phase 4 Interventional

The MDK Study: Using a Combination of Methadone-dexmedetomidine-ketamine for Postoperative Pain Control in Patients Undergoing Complex Spine Surgeries.

NCT07365800
View directory record Official record
Conditions
Spine Surgery
Interventions
Methadone-dexmedetomidine-ketamine combination
Drug
Lead sponsor
University of Missouri-Columbia
Other
Eligibility
18 Years to 79 Years
Enrollment
248 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2027
U.S. locations
1
States / cities
Columbia, Missouri
Source: ClinicalTrials.gov public record
Updated Jun 10, 2026 · Synced Sep 22, 2026, 2:53 AM EDT
Completed Phase 3 Interventional

A Study to Evaluate Withdrawal Effects Following Dosing of Oxycodone/Naltrexone in Methadone-Maintained Subjects

NCT02391571
View directory record Official record
Conditions
Withdrawal Symptoms
Interventions
Oxycodone/Naltrexone Capsules, Oxycodone, Placebo
Drug
Lead sponsor
Elite Laboratories, Inc
Industry
Eligibility
18 Years to 55 Years
Enrollment
26 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015
U.S. locations
1
States / cities
Overland Park, Kansas
Source: ClinicalTrials.gov public record
Updated Aug 9, 2016 · Synced Sep 22, 2026, 2:53 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

The Effects of Mass Media Photographs on Drug-Related Stigma

NCT06743178
View directory record Official record
Conditions
Opioid Use Disorder, Substance Use Disorders, Stigma, Social
Interventions
Photo of a person injecting drugs, Photo of EMS responding to an overdose (White), Photo of EMS responding to an overdose (Black), Photo of a person receiving treatment (Jail), Photo of a person receiving treatment (Community), Photo of a person in recovery (White), Photo of a person in recovery (Black), Photo of a family member of an overdose decedent
Behavioral
Lead sponsor
Johns Hopkins Bloomberg School of Public Health
Other
Eligibility
18 Years and older
Enrollment
3,570 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Dec 18, 2024 · Synced Sep 22, 2026, 2:53 AM EDT
Completed Phase 4 Interventional Accepts healthy volunteers Results available

A Trial Comparing Single Intra-op Dose of Methadone Versus Placebo in Patients Undergoing Spine Surgery

NCT02206685
View directory record Official record
Conditions
Thoracolumbar Scoliosis
Interventions
Methadone, Normal Saline
Drug
Lead sponsor
Baylor College of Medicine
Other
Eligibility
10 Years to 17 Years
Enrollment
74 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2020
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Feb 15, 2021 · Synced Sep 22, 2026, 2:53 AM EDT
Completed Phase 2 Interventional Accepts healthy volunteers

Alcohol Use Reduction in Methadone Individuals With Hepatitis C Virus(HCV)

NCT00958763
View directory record Official record
Conditions
Hepatitis C
Interventions
Motivational Interviewing, Single - MIS, Motivational Interviewing Group, Usual Care Group - UCG
Behavioral · Other
Lead sponsor
University of California, Los Angeles
Other
Eligibility
18 Years to 55 Years
Enrollment
219 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2006 – 2008
U.S. locations
3
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Aug 12, 2009 · Synced Sep 22, 2026, 2:53 AM EDT
Recruiting Phase 3 Interventional

Implementation and Effectiveness of Mindfulness Oriented Recovery Enhancement as an Adjunct to Methadone Treatment

NCT06032559
View directory record Official record
Conditions
Opioid Use, Pain
Interventions
MORE, SMP, TAU
Behavioral · Other
Lead sponsor
Rutgers, The State University of New Jersey
Other
Eligibility
18 Years and older
Enrollment
450 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2027
U.S. locations
2
States / cities
New Brunswick, New Jersey • Salt Lake City, Utah
Source: ClinicalTrials.gov public record
Updated Jul 29, 2025 · Synced Sep 22, 2026, 2:53 AM EDT
Completed No phase listed Observational

The Pharmacokinetics of Oral Methadone in the Treatment of Neonatal Abstinence Syndrome

NCT01754324
View directory record Official record
Conditions
Neonatal Abstinence Syndrome
Interventions
Methadone
Drug
Lead sponsor
Children's Hospital Medical Center, Cincinnati
Other
Eligibility
Up to 1 Month
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2013
U.S. locations
2
States / cities
Cincinnati, Ohio
Source: ClinicalTrials.gov public record
Updated Jun 12, 2014 · Synced Sep 22, 2026, 2:53 AM EDT
Terminated Phase 4 Interventional Results available

Impact of Methadone on Prolonged Mechanical Ventilation in Patients on Continuous Treatment With Opioids

NCT06110546
View directory record Official record
Conditions
Effect of Methadone on the Duration on Mechanical Ventilation
Interventions
Methadone group, Usual care
Drug
Lead sponsor
The University of Texas Health Science Center, Houston
Other
Eligibility
18 Years and older
Enrollment
2 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Jul 31, 2025 · Synced Sep 22, 2026, 2:53 AM EDT
Recruiting Phase 3 Interventional

Evaluation of Analgesia for Spine Fusion Elective Surgery in Children

NCT06626503
View directory record Official record
Conditions
Idiopathic Scoliosis
Interventions
Methadone based ERAS, Non-methadone based group
Drug
Lead sponsor
Senthil Sadhasivam
Other
Eligibility
10 Years to 18 Years
Enrollment
500 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2029
U.S. locations
2
States / cities
Cincinnati, Ohio • Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated May 4, 2026 · Synced Sep 22, 2026, 2:53 AM EDT
Completed Not applicable Interventional Results available

The Therapeutic Workplace Initiation Study

NCT00249470
View directory record Official record
Conditions
Cocaine-Related Disorders, Opioid-Related Disorders, Heroin Dependence, Substance Abuse, Intravenous
Interventions
Abstinence & Work, Work Only
Behavioral
Lead sponsor
Johns Hopkins University
Other
Eligibility
18 Years and older
Enrollment
117 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2003 – 2004
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Dec 26, 2017 · Synced Sep 22, 2026, 2:53 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 22, 2026, 2:53 AM 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 29, 2018 · Synced Sep 22, 2026, 2:53 AM EDT
Completed Phase 3 Interventional

Safety and Efficacy of Probuphine in the Treatment of Opioid Dependence

NCT00447564
View directory record Official record
Conditions
Opioid Dependence
Interventions
Probuphine, placebo
Drug
Lead sponsor
Titan Pharmaceuticals
Industry
Eligibility
18 Years to 65 Years
Enrollment
163 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2008
U.S. locations
18
States / cities
Los Angeles, California • National City, California • Oceanside, California + 14 more
Source: ClinicalTrials.gov public record
Updated Dec 30, 2018 · Synced Sep 22, 2026, 2:53 AM EDT
Completed Not applicable Interventional Results available

Virtual Reality for Chronic Pain and Opioid Use Disorder Pilot

NCT05546749
View directory record Official record
Conditions
Chronic Pain, Opioid Use Disorder
Interventions
RelieVRx, Sham VR
Device
Lead sponsor
Albert Einstein College of Medicine
Other
Eligibility
18 Years and older
Enrollment
18 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023
U.S. locations
1
States / cities
The Bronx, New York
Source: ClinicalTrials.gov public record
Updated Mar 4, 2025 · Synced Sep 22, 2026, 2:53 AM EDT