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Showing 1–24 of 39 matching trials from the live ClinicalTrials.gov search.
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Filters: Intervention: methadone contingency Clear all
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 10, 2017 · Synced Sep 3, 2026, 9:32 PM 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 4, 2023 · Synced Sep 3, 2026, 9:32 PM EDT
Completed Phase 2 Interventional Accepts healthy volunteers

The Efficacy of Methadyl Acetate (LAAM) and Contingency Management Procedures for Treating Dual Opioid and Cocaine Abuse - 1

NCT00158288
View directory record Official record
Conditions
Behavior Therapy, Cocaine, Contingency Management, Heroin Dependence, LAAM, Opioid Dependence, Substance-Related Disorders, Alcohol & Drug Use
Interventions
LAAM
Behavioral
Lead sponsor
National Institute on Drug Abuse (NIDA)
NIH
Eligibility
21 Years to 55 Years
Enrollment
140 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
1997 – 2001
U.S. locations
1
States / cities
West Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated Jan 11, 2017 · Synced Sep 3, 2026, 9:32 PM EDT
Completed Phase 2 Interventional Results available

Galantamine to Enhance Cognitive Behavioral Therapy for Cocaine Abuse

NCT00809835
View directory record Official record
Conditions
Cocaine Dependence
Interventions
Galantamine, Computer Assisted Cognitive Behavioral Therapy (CBT)
Drug · Behavioral
Lead sponsor
Yale University
Other
Eligibility
18 Years to 50 Years
Enrollment
120 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2015
U.S. locations
2
States / cities
Bridgeport, Connecticut • Stratford, Connecticut
Source: ClinicalTrials.gov public record
Updated Jan 29, 2019 · Synced Sep 3, 2026, 9:32 PM EDT
Completed No phase listed Observational

Fetal Neurobehavior in Poly-drug Dependent Women

NCT00653692
View directory record Official record
Conditions
Poly Drug Exposed Pregnancies
Interventions
Not listed
Lead sponsor
Johns Hopkins University
Other
Eligibility
18 Years to 41 Years · Female only
Enrollment
29 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2010
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Feb 20, 2013 · Synced Sep 3, 2026, 9:32 PM 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 3, 2026, 9:32 PM EDT
Terminated Not applicable Interventional Accepts healthy volunteers

Effects of Buprenorphine/Naloxone in Treating Opioid Dependent Individuals Who Are Maintained on Methadone

NCT00000243
View directory record Official record
Conditions
Opioid-Related Disorders
Interventions
Buprenorphine
Drug
Lead sponsor
National Institute on Drug Abuse (NIDA)
NIH
Eligibility
18 Years to 55 Years
Enrollment
16 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2002 – 2004
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Jan 11, 2017 · Synced Sep 3, 2026, 9:32 PM EDT
Completed Phase 1 Interventional

Treatment of Heroin and Cocaine With Methadone Maintenance and Contingency Management

NCT00292110
View directory record Official record
Conditions
Opiate-Related Disorders, Cocaine-Related Disorders
Interventions
Methadone, Contingency Management, Methadone dose, Contingency Management/Noncontingent Incentives
Drug · Behavioral
Lead sponsor
National Institute on Drug Abuse (NIDA)
NIH
Eligibility
18 Years to 65 Years
Enrollment
140 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2013
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Dec 16, 2019 · Synced Sep 3, 2026, 9:32 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Aripiprazole for Prevention of Relapse to Cocaine Use in Methadone-Maintenance Patients

NCT00780702
View directory record Official record
Conditions
Cocaine Dependence, Cocaine-Related Disorders, Opioid-Related Disorders
Interventions
Airipiprazole, Placebo
Drug
Lead sponsor
National Institute on Drug Abuse (NIDA)
NIH
Eligibility
18 Years to 60 Years
Enrollment
41 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2013
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Dec 15, 2019 · Synced Sep 3, 2026, 9:32 PM EDT
Completed Phase 2 Interventional

Incentive-based Smoking Cessation for Methadone Patients

NCT00718835
View directory record Official record
Conditions
Cigarette Smoking Among Patients Currently Receiving Methadone or Buprenorphine Treatment for Opioid Dependence
Interventions
incentive-based contingency management
Behavioral
Lead sponsor
University of Vermont Medical Center
Other
Eligibility
18 Years to 65 Years
Enrollment
170 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2013
U.S. locations
1
States / cities
Burlington, Vermont
Source: ClinicalTrials.gov public record
Updated Feb 20, 2014 · Synced Sep 3, 2026, 9:32 PM EDT
Terminated Phase 4 Interventional Accepts healthy volunteers Results available

Oxytocin and Cognitive Behavioral Therapy in Drug Dependence

NCT00975416
View directory record Official record
Conditions
Drug Dependence
Interventions
Cognitive Behavioral Therapy, Intranasal Oxytocin, Placebo
Behavioral · Drug
Lead sponsor
National Institute on Drug Abuse (NIDA)
NIH
Eligibility
18 Years to 65 Years
Enrollment
63 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2013
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Nov 19, 2015 · Synced Sep 3, 2026, 9:32 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Co-Administration Of Fosamprenavir With Methadone: A Drug Interaction Study.

NCT00481182
View directory record Official record
Conditions
Healthy Subjects
Interventions
fosamprenavir + ritonavir + methadone
Drug
Lead sponsor
GlaxoSmithKline
Industry
Eligibility
18 Years to 64 Years
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
Started 2005
U.S. locations
2
States / cities
Baltimore, Maryland • Buffalo, New York
Source: ClinicalTrials.gov public record
Updated Feb 22, 2009 · Synced Sep 3, 2026, 9:32 PM EDT
Completed Phase 2 Interventional

A Laboratory Model for Heroin Abuse Medications - 8

NCT00000273
View directory record Official record
Conditions
Heroin Dependence, Opioid-Related Disorders, Substance-Related Disorders
Interventions
opiates
Drug
Lead sponsor
New York State Psychiatric Institute
Other
Eligibility
18 Years to 45 Years
Enrollment
8 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
1995 – 2005
U.S. locations
2
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Jul 4, 2017 · Synced Sep 3, 2026, 9:32 PM EDT
Recruiting Not applicable Interventional

Novel Telemedicine-Delivered Prolonged Exposure Therapy for Treating PTSD in Individuals With OUD

NCT06288711
View directory record Official record
Conditions
Opioid Use Disorder, Posttraumatic Stress Disorder
Interventions
Prolonged exposure therapy, Financial incentives, Treatment as usual
Behavioral
Lead sponsor
University of Vermont
Other
Eligibility
18 Years and older
Enrollment
135 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2027
U.S. locations
1
States / cities
Burlington, Vermont
Source: ClinicalTrials.gov public record
Updated May 17, 2026 · Synced Sep 3, 2026, 9:32 PM 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 10, 2020 · Synced Sep 3, 2026, 9:32 PM 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 12, 2019 · Synced Sep 3, 2026, 9:32 PM EDT
Completed Phase 2Phase 3 Interventional Results available

Fetal and Infant Effects of Maternal Buprenorphine Treatment

NCT01561079
View directory record Official record
Conditions
Neonatal Abstinence Syndrome
Interventions
Buprenorphine
Drug
Lead sponsor
Johns Hopkins University
Other
Eligibility
18 Years to 40 Years · Female only
Enrollment
127 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2016
U.S. locations
2
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Sep 25, 2017 · Synced Sep 3, 2026, 9:32 PM EDT
Terminated Phase 2 Interventional Accepts healthy volunteers Results available

Pharmacotherapy Dosing Regimen in Cocaine and Opiate Dependent Individuals - 8

NCT00218036
View directory record Official record
Conditions
Cocaine Abuse, Opiate Dependence
Interventions
Modafinil 200mg, Modafinil 400mg, Citalopram 20mg, Citalopram 40mg, Placebo
Drug
Lead sponsor
The University of Texas Health Science Center, Houston
Other
Eligibility
22 Years to 50 Years
Enrollment
54 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2006 – 2010
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Nov 15, 2018 · Synced Sep 3, 2026, 9:32 PM EDT
Completed Not applicable Interventional Results available

The Long-Term Treatment of Drug Addiction and Unemployment

NCT02487745
View directory record Official record
Conditions
Substance Abuse, Intravenous
Interventions
Abstinence-contingent wage supplements, Individual Placement and Support (IPS) supported employment
Behavioral
Lead sponsor
Johns Hopkins University
Other
Eligibility
18 Years and older
Enrollment
91 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2020
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Aug 10, 2022 · Synced Sep 3, 2026, 9:32 PM EDT
Completed Early Phase 1 Interventional Accepts healthy volunteers

Methadone Oxytocin Option

NCT01728909
View directory record Official record
Conditions
Substance Abuse, Opioid Dependence, Methadone Treatment
Interventions
Oxytocin, Saline Nasal Spray
Drug
Lead sponsor
University of California, San Francisco
Other
Eligibility
18 Years and older · Male only
Enrollment
64 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2014
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated May 20, 2019 · Synced Sep 3, 2026, 9:32 PM EDT
Completed Phase 1 Interventional

Reducing Drug Use and HIV Risk in Drug-dependent Adults Arrested for Prostitution

NCT01560221
View directory record Official record
Conditions
Substance-related Disorders, HIV Risk Behavior
Interventions
Therapeutic Workplace, Methadone, Buprenorphine
Behavioral · Drug
Lead sponsor
Johns Hopkins University
Other
Eligibility
18 Years to 65 Years
Enrollment
38 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2014
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Dec 10, 2014 · Synced Sep 3, 2026, 9:32 PM EDT
Completed Not applicable Interventional Results available

A Bridge to Treatment: The Therapeutic Workplace and Methadone Treatment

NCT01416584
View directory record Official record
Conditions
Opiate Dependence
Interventions
methadone contingency, Methadone & Abstinence Contingency
Behavioral
Lead sponsor
Johns Hopkins University
Other
Eligibility
18 Years to 65 Years
Enrollment
98 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2014
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Dec 4, 2017 · Synced Sep 3, 2026, 9:32 PM EDT
Recruiting Not applicable Interventional

Long-Term Treatment of Opioid Use Disorder

NCT05534815
View directory record Official record
Conditions
Drug Addiction, Employment
Interventions
Employment-based abstinence reinforcement
Behavioral
Lead sponsor
Northern Michigan University
Other
Eligibility
18 Years and older
Enrollment
225 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2028
U.S. locations
1
States / cities
Marquette, Michigan
Source: ClinicalTrials.gov public record
Updated May 1, 2025 · Synced Sep 3, 2026, 9:32 PM EDT
Completed Phase 3 Interventional

Combining Behavioral Treatment With Agonist Maintenance - 1

NCT00000311
View directory record Official record
Conditions
Cocaine-Related Disorders, Opioid-Related Disorders, Substance-Related Disorders
Interventions
Buprenorphine, methadone
Drug
Lead sponsor
Yale University
Other
Eligibility
Not listed
Enrollment
168 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
1995 – 1999
U.S. locations
1
States / cities
New Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated Jan 16, 2018 · Synced Sep 3, 2026, 9:32 PM EDT