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Showing 1–24 of 69 matching trials from the live ClinicalTrials.gov search.
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Filters: Condition: Cocaine Dependent Clear all
Completed Phase 1 Interventional Accepts healthy volunteers

Effectiveness of N-acetylcysteine in Treating Cocaine Dependent Individuals - 1

NCT00136825
View directory record Official record
Conditions
Cocaine-Related Disorders
Interventions
N-Acetylcysteine, Placebo
Drug
Lead sponsor
National Institute on Drug Abuse (NIDA)
NIH
Eligibility
18 Years to 45 Years
Enrollment
17 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2003 – 2005
U.S. locations
1
States / cities
Charleston, South Carolina
Source: ClinicalTrials.gov public record
Updated Jan 11, 2017 · Synced Sep 4, 2026, 3:56 AM EDT
Completed Phase 1Phase 2 Interventional

Study of Safety and Potential Efficacy of SYN117 in Cocaine Dependent Volunteers

NCT00656357
View directory record Official record
Conditions
Cocaine Dependence
Interventions
SYN117 Placebo, SYN117 80 mg, SYN117 160 mg, Cocaine 10mg, Cocaine 20mg, Cocaine 40mg, Saline
Drug
Lead sponsor
Biotie Therapies Inc.
Industry
Eligibility
18 Years to 50 Years
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2009
U.S. locations
1
States / cities
Galveston, Texas
Source: ClinicalTrials.gov public record
Updated Aug 16, 2018 · Synced Sep 4, 2026, 3:56 AM EDT
Completed Phase 1 Interventional

Guanfacine to Reduce Stress-Induced Cocaine/Alcohol Craving and Relapse

NCT00585754
View directory record Official record
Conditions
Cocaine Dependent, Alcohol Dependent
Interventions
Guanfacine, Placebo
Drug
Lead sponsor
Yale University
Other
Eligibility
18 Years to 50 Years
Enrollment
75 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2016
U.S. locations
1
States / cities
New Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated Nov 29, 2016 · Synced Sep 4, 2026, 3:56 AM EDT
Completed Phase 2 Interventional

Methylphendidate Treatment of Cocaine Dependent Patients With Attention Deficit Hyperactivity Disorder - 3

NCT00015054
View directory record Official record
Conditions
Cocaine-Related Disorders
Interventions
Methylphenidate
Drug
Lead sponsor
National Institute on Drug Abuse (NIDA)
NIH
Eligibility
21 Years to 50 Years
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
1998 – 1999
U.S. locations
1
States / cities
Cincinnati, Ohio
Source: ClinicalTrials.gov public record
Updated Jan 15, 2017 · Synced Sep 4, 2026, 3:56 AM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Contingency Management Plus Deep Transcranial Magnetic Stimulation for the Treatment of Cocaine Use Disorder

NCT07490600
View directory record Official record
Conditions
Cocaine Use Disorder (CUD)
Interventions
Contingency Management (CM), Transcranial Magnetic Stimulation (TMS) Sham, Transcranial Magnetic Stimulation (TMS) experimental
Behavioral · Device
Lead sponsor
The University of Texas Health Science Center, Houston
Other
Eligibility
18 Years to 65 Years
Enrollment
100 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2029
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Jun 24, 2026 · Synced Sep 4, 2026, 3:56 AM EDT
Completed Phase 2 Interventional

Nefazodone in the Treatment of Cocaine Dependence and Depression - 4

NCT00015210
View directory record Official record
Conditions
Cocaine-Related Disorders, Substance-Related Disorders
Interventions
Nefazodone, Psychosocial Treatment
Drug · Behavioral
Lead sponsor
Boston Medical Center
Other
Eligibility
21 Years to 55 Years
Enrollment
69 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 1997
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jul 29, 2015 · Synced Sep 4, 2026, 3:56 AM EDT
Completed Phase 2 Interventional Accepts healthy volunteers Results available

Biobehavioral Interventions for HIV-negative, Stimulant Using Men Who Have Sex With Men

NCT01140880
View directory record Official record
Conditions
HIV Seroconversion, Stimulant Abuse
Interventions
Truvada
Drug
Lead sponsor
Friends Research Institute, Inc.
Other
Eligibility
18 Years and older · Male only
Enrollment
170 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2013
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Mar 16, 2025 · Synced Sep 4, 2026, 3:56 AM EDT
Completed Phase 2 Interventional Results available

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

NCT00713583
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Apr 22, 2018 · Synced Sep 4, 2026, 3:56 AM EDT
Not listed Not applicable Interventional

Pharmacotherapy for HIV+ Stimulant Dependent Individuals

NCT00599573
View directory record Official record
Conditions
HIV Infections, Cocaine Dependence
Interventions
ondansetron
Drug
Lead sponsor
University of Virginia
Other
Eligibility
18 Years to 65 Years
Enrollment
12 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2010
U.S. locations
1
States / cities
Charlottesville, Virginia
Source: ClinicalTrials.gov public record
Updated Apr 13, 2010 · Synced Sep 4, 2026, 3:56 AM EDT
Completed Not applicable Interventional Results available

Employment-based Reinforcement of Naltrexone Ingestion and Abstinence

NCT00149669
View directory record Official record
Conditions
Cocaine-Related Disorders, Heroin Dependence, Opioid-Related Disorders, Substance Abuse, Intravenous
Interventions
employment-based reinforcement
Behavioral
Lead sponsor
Johns Hopkins University
Other
Eligibility
18 Years to 65 Years
Enrollment
67 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2010
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Sep 13, 2017 · Synced Sep 4, 2026, 3:56 AM EDT
Completed Phase 2 Interventional

Combined Buprenorphine and Behavioral Treatment With and Without Contingent Reinforcement on Opioid and Cocaine Abstinence. - 22

NCT00000240
View directory record Official record
Conditions
Cocaine-Related Disorders, Opioid-Related Disorders
Interventions
Buprenorphine
Drug
Lead sponsor
University of Vermont
Other
Eligibility
23 Years to 47 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 1999
U.S. locations
1
States / cities
Burlington, Vermont
Source: ClinicalTrials.gov public record
Updated Jun 2, 2015 · Synced Sep 4, 2026, 3:56 AM EDT
Completed Phase 2 Interventional Accepts healthy volunteers Results available

Effectiveness of Modafinil and D-amphetamine in Treating Cocaine Dependent Individuals

NCT00218062
View directory record Official record
Conditions
Cocaine-Related Disorders
Interventions
D-Amphetamine 30mg, D-Amphetamine 60mg, Modafinil 200mg, Modafinil 400mg, Therapy, Placebo
Drug · Behavioral
Lead sponsor
The University of Texas Health Science Center, Houston
Other
Eligibility
18 Years to 55 Years
Enrollment
73 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2006 – 2012
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Jun 20, 2017 · Synced Sep 4, 2026, 3:56 AM 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 4, 2026, 3:56 AM EDT
Terminated Phase 1 Interventional Accepts healthy volunteers

Interaction Between Vanoxerine (GBR 12909) and Cocaine in Cocaine Dependent Individuals

NCT00218049
View directory record Official record
Conditions
Cocaine Abuse, Cocaine-Related Disorders
Interventions
GBR 12909
Drug
Lead sponsor
National Institute on Drug Abuse (NIDA)
NIH
Eligibility
18 Years to 45 Years
Enrollment
3 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2004 – 2005
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Jan 11, 2017 · Synced Sep 4, 2026, 3:56 AM EDT
Completed Phase 2 Interventional Results available

Clinical Efficacy of Sertraline Augmented With Gabapentin in Depressed, Recently Abstinent Cocaine-dependent Humans

NCT00654953
View directory record Official record
Conditions
Cocaine Dependence, Depressive Symptoms
Interventions
sertraline, Placebo, gabapentin
Drug
Lead sponsor
University of Arkansas
Other
Eligibility
18 Years to 65 Years
Enrollment
102 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2009
U.S. locations
1
States / cities
Little Rock, Arkansas
Source: ClinicalTrials.gov public record
Updated Apr 24, 2011 · Synced Sep 4, 2026, 3:56 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 4, 2026, 3:56 AM EDT
Completed Phase 2 Interventional

Combination of Disulfiram Plus Naltrexone to Treat Both Cocaine- and Alcohol-dependent Individuals - 1

NCT00142844
View directory record Official record
Conditions
Alcohol-Related Disorders, Alcoholism, Cocaine-Related Disorders
Interventions
Naltrexone, Disulfiram, Placebo
Drug
Lead sponsor
University of Pennsylvania
Other
Eligibility
18 Years to 65 Years
Enrollment
208 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
1999 – 2008
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jan 11, 2017 · Synced Sep 4, 2026, 3:56 AM EDT
Not listed Phase 3 Interventional

Effectiveness of Topiramate in Treating Cocaine Dependent Individuals - 1

NCT00249691
View directory record Official record
Conditions
Cocaine-Related Disorders
Interventions
Topiramate + Cognitive Behavioral Therapy, Placebo + Cognitive Behavioral Therapy
Drug
Lead sponsor
Bankole Johnson
Other
Eligibility
18 Years and older
Enrollment
180 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2012
U.S. locations
2
States / cities
Charlottesville, Virginia • Richmond, Virginia
Source: ClinicalTrials.gov public record
Updated Mar 7, 2012 · Synced Sep 4, 2026, 3:56 AM 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 4, 2026, 3:56 AM EDT
Completed Phase 2Phase 3 Interventional Results available

Investigation of Mifepristone (RU486) on Stress Sensitivity and Relapse Prevention in Cocaine Dependent Patients

NCT01134198
View directory record Official record
Conditions
Cocaine Dependence
Interventions
Mifepristone, placebo
Drug
Lead sponsor
New York State Psychiatric Institute
Other
Eligibility
18 Years to 60 Years · Male only
Enrollment
58 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2018
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Dec 19, 2018 · Synced Sep 4, 2026, 3:56 AM EDT
Completed Not applicable Interventional

Enhanced and Attendance-based Prize CM in Community Settings

NCT00606853
View directory record Official record
Conditions
Cocaine Dependence
Interventions
Contingency Management
Behavioral
Lead sponsor
UConn Health
Other
Eligibility
18 Years and older
Enrollment
443 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2003 – 2009
U.S. locations
1
States / cities
Farmington, Connecticut
Source: ClinicalTrials.gov public record
Updated Apr 8, 2019 · Synced Sep 4, 2026, 3:56 AM 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 4, 2026, 3:56 AM EDT
Completed No phase listed Observational

Non-Treatment Study of Factors Affecting Cocaine Drug Choice

NCT00946660
View directory record Official record
Conditions
Cocaine Abuse or Dependence, Cocaine Related Disorders
Interventions
Not listed
Lead sponsor
Wayne State University
Other
Eligibility
18 Years to 55 Years
Enrollment
16 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2012
U.S. locations
1
States / cities
Detroit, Michigan
Source: ClinicalTrials.gov public record
Updated Jun 4, 2012 · Synced Sep 4, 2026, 3:56 AM EDT
Completed Phase 2 Interventional Accepts healthy volunteers Results available

Efficacy of Mirtazapine in Depressed Cocaine Dependent Subjects

NCT00322309
View directory record Official record
Conditions
Cocaine Dependence, Depression
Interventions
Placebo, Mirtazapine
Other · Drug
Lead sponsor
Boston University
Other
Eligibility
18 Years to 64 Years
Enrollment
24 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2005 – 2010
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Apr 19, 2017 · Synced Sep 4, 2026, 3:56 AM EDT