Search | Clinical Trials Finder

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ClinicalTrials.gov public records Last synced Nov 12, 2026, 4:50 AM EST

All trial information on this site comes from the official ClinicalTrials.gov public API (clinicaltrials.gov/api/v2), run by the U.S. National Library of Medicine. We only display that public information; we do not add opinions, endorsements, or any other intent. Always review the official ClinicalTrials.gov record for the latest information.

Showing 73–96 of 148 matching trials from the live ClinicalTrials.gov search.

Filters: Intervention: Contingency Management for abstinence Clear all

Conditions: Cocaine Dependence
Interventions: levodopa, Placebo, Cognitive Behavioral Therapy, Contingency Management; Drug · Behavioral
Lead sponsor: The University of Texas Health Science Center, Houston; Other
Eligibility: 18 Years to 60 Years
Enrollment: 85 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2008 – 2011
U.S. locations: 1
States / cities: Houston, Texas

Conditions: Cocaine Dependence
Interventions: Modafinil, Sugar Pill, Contingency Management, Methadone, cognitive behavioral treatment, Voucher Control; Drug · Behavioral
Lead sponsor: Yale University; Other
Eligibility: 18 Years to 65 Years
Enrollment: 91 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2008 – 2014
U.S. locations: 1
States / cities: West Haven, Connecticut

Conditions: Substance Abuse, Cocaine Dependence
Interventions: Placebo, Bupropion XL, Abstinence Initiation, Relapse Prevention; Drug · Behavioral
Lead sponsor: Johns Hopkins University; Other
Eligibility: 18 Years to 65 Years
Enrollment: 83 participants
Healthy volunteers: Accepts healthy volunteers
Timeline: 2014 – 2021
U.S. locations: 2
States / cities: Baltimore, Maryland

Conditions: Smoking Cessation, Smoking, Tobacco, Smoking Reduction
Interventions: Contingency Management - Increasing, Fixed payments; Behavioral
Lead sponsor: University of California, San Francisco; Other
Eligibility: 18 Years and older
Enrollment: 83 participants
Healthy volunteers: Accepts healthy volunteers
Timeline: 2021 – 2024
U.S. locations: 2
States / cities: San Francisco, California

Conditions: Drug Addiction
Interventions: RBT, usual care; Behavioral
Lead sponsor: Johns Hopkins University; Other
Eligibility: 18 Years to 50 Years · Female only
Enrollment: 128 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2004 – 2009
U.S. locations: 1
States / cities: Baltimore, Maryland

Conditions: Tobacco Use Cessation
Interventions: Counseling, Contingency management, Nicotine patches; Other · Behavioral · Drug
Lead sponsor: University of California, San Francisco; Other
Eligibility: 18 Years and older
Enrollment: 103 participants
Healthy volunteers: Accepts healthy volunteers
Timeline: 2009 – 2012
U.S. locations: 1
States / cities: San Francisco, California

Conditions: Cigarette Smoking, Obesity
Interventions: Varenicline, Contingency Management, Behavioral Counseling; Drug · Behavioral
Lead sponsor: Johns Hopkins University; Other
Eligibility: 18 Years to 100 Years
Enrollment: 5 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2015 – 2017
U.S. locations: 1
States / cities: Baltimore, Maryland

Conditions: Cocaine Abuse
Interventions: disulfiram, Placebo, Placebo plus Contingency Management, Disulfiram plus Contingency Management; Drug · Behavioral
Lead sponsor: Yale University; Other
Eligibility: 18 Years to 50 Years
Enrollment: 181 participants
Healthy volunteers: Accepts healthy volunteers
Timeline: 2005 – 2010
U.S. locations: 1
States / cities: New Haven, Connecticut

Conditions: Cigarette Smoking, Marijuana Abuse
Interventions: bupropion, transdermal nicotine patch, Nicotine polacrilex, nicotine lozenge, counseling for marijuana and smoking cessation, mobile contingency management; Drug · Behavioral
Lead sponsor: Duke University; Other
Eligibility: 18 Years to 70 Years
Enrollment: 7 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2016 – 2017
U.S. locations: 1
States / cities: Durham, North Carolina

Conditions: Cannabis
Interventions: Contingency management; Behavioral
Lead sponsor: University of Colorado, Denver; Other
Eligibility: 31 Years to 47 Years
Enrollment: 146 participants
Healthy volunteers: Accepts healthy volunteers
Timeline: 2023 – 2026
U.S. locations: 1
States / cities: Aurora, Colorado

Conditions: Cocaine-Related Disorders, Anhedonia
Interventions: d-amphetamine, Contingency management, Placebo (for d-amphetamine); Drug · Behavioral
Lead sponsor: University of Illinois Chicago; Other
Eligibility: 18 Years to 60 Years
Enrollment: 57 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2017 – 2022
U.S. locations: 1
States / cities: Chicago, Illinois

Conditions: Smoking Cessation
Interventions: Contingency Management, Control; Behavioral
Lead sponsor: Yale University; Other
Eligibility: 18 Years and older
Enrollment: 87 participants
Healthy volunteers: Accepts healthy volunteers
Timeline: 2021 – 2023
U.S. locations: 1
States / cities: New Haven, Connecticut

Conditions: Smoking
Interventions: Transdermal nicotine patch, In-person smoking cessation counseling, Contingent financial rewards for smoking abstinence, Text messages to support smoking abstinence; Drug · Behavioral
Lead sponsor: Massachusetts General Hospital; Other
Eligibility: 18 Years and older
Enrollment: 83 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2015 – 2016
U.S. locations: 1
States / cities: Boston, Massachusetts

Conditions: Smoking During Pregnancy and Postpartum, Perinatal Cigarette Smoking
Interventions: Best Practices, Financial Incentives; Behavioral
Lead sponsor: University of Vermont; Other
Eligibility: 18 Years to 50 Years · Female only
Enrollment: 137 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2026 – 2028
U.S. locations: 1
States / cities: Burlington, Vermont

Conditions: Cocaine Dependence
Interventions: topiramate, Contingency Reinforcement, placebo + NonCR; Drug · Behavioral
Lead sponsor: Johns Hopkins University; Other
Eligibility: 18 Years to 55 Years
Enrollment: 250 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2007 – 2011
U.S. locations: 1
States / cities: Baltimore, Maryland

Conditions: Cannabis Dependence
Interventions: N-Acetylcysteine, placebo, Contingency Management; Drug · Behavioral
Lead sponsor: Medical University of South Carolina; Other
Eligibility: 13 Years to 21 Years
Enrollment: 116 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2009 – 2011
U.S. locations: 1
States / cities: Charleston, South Carolina

Conditions: Opioid Agonist Treatment, Alcohol Use Disorder, Opioid Use Disorder
Interventions: Digital Contingency Management Intervention Arm, Digital Wellness Arm; Behavioral
Lead sponsor: University of Michigan; Other
Eligibility: 19 Years to 63 Years
Enrollment: 50 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2025 – 2027
U.S. locations: 1
States / cities: Ann Arbor, Michigan

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

Conditions: Amphetamine-related Disorders
Interventions: contingency management voucher; Behavioral
Lead sponsor: Friends Research Institute, Inc.; Other
Eligibility: 18 Years to 65 Years
Enrollment: 119 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2004 – 2008
U.S. locations: 2
States / cities: Los Angeles, California • Rancho Cucamonga, California

Conditions: Methamphetamine Use Disorder
Interventions: Contingency Management; Behavioral
Lead sponsor: William Stoops; Other
Eligibility: 18 Years and older
Enrollment: 300 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2026 – 2031
U.S. locations: 1
States / cities: Lexington, Kentucky

Conditions: Smoking, Smoking Cessation
Interventions: Smartphone-based Financial Incentives, Best Practices; Behavioral
Lead sponsor: University of Vermont; Other
Eligibility: 18 Years and older · Female only
Enrollment: 5 participants
Healthy volunteers: Accepts healthy volunteers
Timeline: 2021 – 2023
U.S. locations: 2
States / cities: Anchorage, Alaska • Burlington, Vermont

Conditions: Cigarette Smoking
Interventions: contingency management, Standard of Care; Behavioral · Other
Lead sponsor: UConn Health; Other
Eligibility: 18 Years and older
Enrollment: 59 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2008 – 2010
U.S. locations: 1
States / cities: Farmington, Connecticut

Conditions: Marijuana, HIV Infections
Interventions: Contingency Management - Cannabis; Behavioral
Lead sponsor: The University of Texas Health Science Center at San Antonio; Other
Eligibility: 18 Years and older
Enrollment: 25 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2021 – 2025
U.S. locations: 2
States / cities: Houston, Texas • San Antonio, Texas

Conditions: Cannabis Use, Cognitive Change, Adolescent Behavior
Interventions: Abstinence; Behavioral
Lead sponsor: Massachusetts General Hospital; Other
Eligibility: 10 Years to 19 Years
Enrollment: 201 participants
Healthy volunteers: Accepts healthy volunteers
Timeline: 2017 – 2022
U.S. locations: 1
States / cities: Boston, Massachusetts

Search by objective public record fields.

Carbidopa/Levodopa Combined With Behavioral Therapy for the Treatment of Cocaine Dependence

Pharmacotherapy & CM for Opioid and Cocaine Dependence

Bupropion-Enhanced Contingency Management (CM) for Cocaine Dependence

Contingency Management for Smoking Cessation

Recovery Housing For Drug Dependent Pregnant Women

Low-Cost Contingency Management for Smoking Cessation

Pre to Postoperative Smoking Cessation

CBT With Disulfiram and Contingency Management

Mobile Contingency Management for Marijuana and Tobacco Cessation

Changes in Cognition and Psychiatric Disorder Symptoms During Cannabis Abstinence Using a Novel Discordant Twin Design

Targeting Anhedonia in Cocaine Use Disorder

Preliminary Test of Reactive Carrot Incentives in a Practice Quit Environment With Contingency Management Incentives

A Pilot Randomized Controlled Trial of Financial Incentives, Text Messaging, and Usual Care for Homeless Smokers

Smartphone-based Incentives Intervention to Increase Smoking Cessation During Pregnancy

Clinical Trial of Topiramate for Cocaine Addiction

A Trial of N-Acetylcysteine (an Over-the-Counter Medicine) in Adolescents Who Smoke Marijuana

Mobile Platform for Optimizing Wellness and Engagement in Recovery

Incentive-based Smoking Cessation for Methadone Patients

Long-term Behavior Change - 1

Non-Abstinence Outcomes in Methamphetamine Use Disorder

Remote Incentives for Smoking Cessation Among AN Pregnant Women

Contingency Management and Pharmacotherapy for Smoking Cessation

Contingency Management for Cannabis Use for Persons With HIV

Cognitive Recovery With Cannabis Abstinence Among High School-Aged Adolescents