Independent directory Public ClinicalTrials.gov records United States
Clear filters

These results were retrieved from the live ClinicalTrials.gov registry. Filters and sort order apply to this result list.

ClinicalTrials.gov public records Last synced Oct 5, 2026, 12:44 AM EDT

Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.

Showing 25–38 of 38 matching trials from the live ClinicalTrials.gov search.
Completed Early Phase 1 Interventional Accepts healthy volunteers Results available

n-Acetylcysteine and Cocaine

NCT02141620
Conditions
Cocaine Abuse, Cocaine Dependence
Interventions
Cocaine, n-Acetylcysteine, Placebo
Drug
Lead sponsor
University of Kentucky
Other
Eligibility
18 Years to 55 Years
Enrollment
15 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2016
U.S. locations
1
States / cities
Lexington, Kentucky
Completed Phase 1Phase 2 Interventional Accepts healthy volunteers Results available

Caffeine and Cocaine

NCT00733993
Conditions
Cocaine Dependence
Interventions
Caffeine 150 MG, Placebo, Amphetamine, Caffeine 300 MG
Drug
Lead sponsor
Virginia Commonwealth University
Other
Eligibility
18 Years to 55 Years
Enrollment
23 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2011
U.S. locations
1
States / cities
Houston, Texas
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
Terminated Phase 2 Interventional Accepts healthy volunteers Results available

Pharmacotherapy Dosing Regimen in Cocaine and Opiate Dependent Individuals - 8

NCT00218036
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
Conditions
Cocaine Addiction, Opiate Addiction
Interventions
Not listed
Lead sponsor
National Institute on Drug Abuse (NIDA)
NIH
Eligibility
18 Years to 65 Years
Enrollment
230 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2003 – 2013
U.S. locations
1
States / cities
Baltimore, Maryland
Conditions
Cocaine Abuse, Heroin Abuse
Interventions
Clonidine, Placebo
Drug
Lead sponsor
National Institute on Drug Abuse (NIDA)
NIH
Eligibility
18 Years to 55 Years
Enrollment
92 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2013
U.S. locations
1
States / cities
Baltimore, Maryland
Completed Phase 2 Interventional Accepts healthy volunteers Results available

Medications for Stopping Cocaine Dependence and Preventing Relapse

NCT00218023
Conditions
Cocaine Abuse, Cocaine-Related Disorders
Interventions
Modafinil, Levodopa/Carbidopa, Naltrexone HCl, Placebo, Motivational Interviewing (MI), Contingency management (CM), Cognitive-Behavioral Therapy (CBT)
Drug · Behavioral
Lead sponsor
The University of Texas Health Science Center, Houston
Other
Eligibility
18 Years to 55 Years
Enrollment
101 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2006 – 2012
U.S. locations
1
States / cities
Houston, Texas
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
2011 – 2017
U.S. locations
1
States / cities
Detroit, Michigan
Conditions
Schizophrenia, Schizoaffective Disorder, Substance Abuse, Substance Dependence
Interventions
Quetiapine, Risperidone
Drug
Lead sponsor
Creighton University
Other
Eligibility
19 Years to 65 Years
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2003 – 2005
U.S. locations
1
States / cities
Omaha, Nebraska
Conditions
Opioid Dependence, Opioid Related Disorders, Cocaine Dependence
Interventions
RBP-8000 100 mg, Placebo, Cocaine, RBP-8000 200 mg
Drug
Lead sponsor
Indivior Inc.
Industry
Eligibility
21 Years to 50 Years
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013
U.S. locations
1
States / cities
Overland Park, Kansas
Completed Phase 2 Interventional Results available

Brain Function and Structure in Cocaine Dependence

NCT02080832
Conditions
Cocaine Dependence
Interventions
Citalopram, Placebo
Drug
Lead sponsor
Virginia Commonwealth University
Other
Eligibility
18 Years to 50 Years
Enrollment
54 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2016
U.S. locations
1
States / cities
Richmond, Virginia
Conditions
Heroin Dependence, Opioid-Related Disorders, Cocaine Abuse or Dependence
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
2007 – 2010
U.S. locations
1
States / cities
Detroit, Michigan
Conditions
Cocaine-Related Disorders, Heroin Dependence
Interventions
Buprenorphine
Drug
Lead sponsor
National Institute on Drug Abuse (NIDA)
NIH
Eligibility
26 Years to 41 Years · Male only
Healthy volunteers
Healthy volunteers not accepted
Timeline
1989 – 1996
U.S. locations
1
States / cities
Belmont, Massachusetts
Conditions
Substance Use Disorders, Opioid Use Disorder, Alcohol Use Disorder, Cocaine Use Disorder, Methamphetamine-dependence
Interventions
EDITOR (CBOT with olfactory stimulants, OFC tasks & remote monitoring of treatment compliance), CBOT with olfactory stimulants & OFC tasks, CBOT Sham
Combination Product
Lead sponsor
Evon Medics LLC
Industry
Eligibility
18 Years to 80 Years
Enrollment
300 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2025
U.S. locations
3
States / cities
Washington D.C., District of Columbia • Rockville, Maryland