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Showing 1–24 of 53 matching trials from the live ClinicalTrials.gov search.
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Filters: Condition: Amphetamine-Related Disorders Clear all
Completed Phase 2 Interventional Results available

Study of Medical Treatment for Methamphetamine Addiction

NCT00833443
View directory record Official record
Conditions
Methamphetamine, Amphetamine Dependence, Pharmacogenetics, Methamphetamine Dependence, Substance Abuse
Interventions
Bupropion
Drug
Lead sponsor
University of California, Los Angeles
Other
Eligibility
18 Years and older
Enrollment
84 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2013
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Feb 25, 2014 · Synced Jul 22, 2026, 2:02 AM EDT
Completed No phase listed Observational

Sustained Release d-Amphetamine & Buprenorphine on Drug Seeking Behavior in Opioid & Cocaine Dependent Individuals

NCT00429767
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Jun 4, 2012 · Synced Jul 22, 2026, 2:02 AM EDT
Not listed Not applicable Interventional Accepts healthy volunteers

Hospital-Based Contingency Management

NCT05515757
View directory record Official record
Conditions
Amphetamine-Related Disorders
Interventions
Mobile-app based contingency management
Behavioral
Lead sponsor
Oregon Health and Science University
Other
Eligibility
18 Years and older
Enrollment
90 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2024
U.S. locations
1
States / cities
Portland, Oregon
Source: ClinicalTrials.gov public record
Updated May 7, 2024 · Synced Jul 22, 2026, 2:02 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 Jul 22, 2026, 2:02 AM EDT
Completed Phase 4 Interventional Accepts healthy volunteers

Seroquel Therapy for Substance Use Disorders Comorbid With Schizophrenia

NCT00208143
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Dec 12, 2007 · Synced Jul 22, 2026, 2:02 AM EDT
Completed No phase listed Observational Accepts healthy volunteers Results available

Imaging Extrastriatal Dopamine Release in Tobacco Smokers and Nonsmokers

NCT02348385
View directory record Official record
Conditions
Nicotine Dependence
Interventions
Amphetamine
Drug
Lead sponsor
Yale University
Other
Eligibility
18 Years to 55 Years
Enrollment
49 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2017
U.S. locations
1
States / cities
New Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated Mar 1, 2023 · Synced Jul 22, 2026, 2:02 AM EDT
Completed Phase 2 Interventional

Treatment of Cocaine Dependence: Comparison of Three Doses of Dextro-Amphetamine Sulfate and Placebo

NCT00218348
View directory record Official record
Conditions
Cocaine-Related Disorders
Interventions
Dextro-Amphetamine Sulfate
Drug
Lead sponsor
The University of Texas Health Science Center, Houston
Other
Eligibility
25 Years to 50 Years
Enrollment
186 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2003 – 2007
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Dec 18, 2017 · Synced Jul 22, 2026, 2:02 AM EDT
Completed Phase 2 Interventional

A Pilot Trial of Dextroamphetamine for Methamphetamine Dependence

NCT00630682
View directory record Official record
Conditions
Methamphetamine Addiction
Interventions
Dextroamphetamine, Placebo
Drug
Lead sponsor
California Pacific Medical Center Research Institute
Other
Eligibility
18 Years to 50 Years
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2011
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated Jun 2, 2013 · Synced Jul 22, 2026, 2:02 AM EDT
Completed Phase 2 Interventional

Bupropion for the Treatment of Methamphetamine Dependence - 1

NCT00069251
View directory record Official record
Conditions
Amphetamine-Related Disorders
Interventions
Bupropion
Drug
Lead sponsor
National Institute on Drug Abuse (NIDA)
NIH
Eligibility
18 Years to 65 Years
Enrollment
150 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2003 – 2005
U.S. locations
5
States / cities
Costa Mesa, California • San Diego, California • Honolulu, Hawaii + 2 more
Source: ClinicalTrials.gov public record
Updated Jan 11, 2017 · Synced Jul 22, 2026, 2:02 AM EDT
Completed Phase 2 Interventional

Dextroamphetamine-Cocaine Behavioral Intervention - 5

NCT00000308
View directory record Official record
Conditions
Cocaine-Related Disorders
Interventions
Dextroamphetamine, D-amphetamine, placebo
Drug
Lead sponsor
National Institute on Drug Abuse (NIDA)
NIH
Eligibility
18 Years to 45 Years
Enrollment
54 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
1995 – 2000
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Jan 11, 2017 · Synced Jul 22, 2026, 2:02 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

A Study to Evaluate the Abuse Potential of EB-1020 Immediate-Release in Healthy Recreational Stimulant Users

NCT02144415
View directory record Official record
Conditions
Healthy Volunteers, Drug Users
Interventions
EB-1020 400 mg, EB-1020 800 mg, lisdexamfetamine 150 mg, d-amphetamine 40 mg, Placebo
Drug
Lead sponsor
Otsuka Pharmaceutical Development & Commercialization, Inc.
Industry
Eligibility
18 Years to 55 Years · Male only
Enrollment
80 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014
U.S. locations
1
States / cities
Overland Park, Kansas
Source: ClinicalTrials.gov public record
Updated Apr 12, 2026 · Synced Jul 22, 2026, 2:02 AM EDT
Terminated Phase 2 Interventional

Pilot Study Examining Effect for Dextroamphetamine to Treat Cocaine Dependence Plus Attention-deficit Hyperactivity Disorder (ADHD)

NCT00514202
View directory record Official record
Conditions
Attention Deficit Disorder With Hyperactivity, Cocaine-Related Disorders, Substance-Related Disorders
Interventions
Placebo, Dextroamphetamine SR
Drug
Lead sponsor
The University of Texas Health Science Center, Houston
Other
Eligibility
18 Years to 65 Years
Enrollment
5 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2008
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Feb 21, 2012 · Synced Jul 22, 2026, 2:02 AM EDT
Not listed Phase 1 Interventional

Assessment of Potential Interactions Between Methamphetamine and Selegiline - 1

NCT00033072
View directory record Official record
Conditions
Amphetamine-Related Disorders
Interventions
Selegiline
Drug
Lead sponsor
National Institute on Drug Abuse (NIDA)
NIH
Eligibility
18 Years to 45 Years
Enrollment
16 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2001 – 2002
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Jan 10, 2017 · Synced Jul 22, 2026, 2:02 AM EDT
Completed No phase listed Observational

Treatment Study: Reducing Cocaine/Heroin Abuse With SR-Amphetamine and Buprenorphine (ARC)

NCT00698737
View directory record Official record
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
22 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2012
U.S. locations
1
States / cities
Detroit, Michigan
Source: ClinicalTrials.gov public record
Updated Nov 21, 2012 · Synced Jul 22, 2026, 2:02 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Test-retest Reproducibility of [11C]PHNO PET Using the Constant Infusion Paradigm

NCT01699607
View directory record Official record
Conditions
Nicotine Dependence, Healthy
Interventions
Amphetamine
Drug
Lead sponsor
Yale University
Other
Eligibility
18 Years to 55 Years
Enrollment
10 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2013
U.S. locations
1
States / cities
New Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated Mar 5, 2020 · Synced Jul 22, 2026, 2:02 AM EDT
Not listed Phase 1 Interventional

Assessment of Interactions Between Intravenous Methamphetamine and Modafinil - 1

NCT00265278
View directory record Official record
Conditions
Amphetamine-Related Disorders
Interventions
Modafinil
Drug
Lead sponsor
National Institute on Drug Abuse (NIDA)
NIH
Eligibility
18 Years to 45 Years
Enrollment
16 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2006
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated Jan 10, 2017 · Synced Jul 22, 2026, 2:02 AM EDT
Completed Not applicable Interventional Results available

Long-term Behavior Change - 1

NCT00158197
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Aug 24, 2015 · Synced Jul 22, 2026, 2:02 AM EDT
Not listed Phase 4 Interventional

Cognitive Correlates of Substance Abuse - 11

NCT00000346
View directory record Official record
Conditions
Amphetamine-Related Disorders
Interventions
counseling
Behavioral
Lead sponsor
National Institute on Drug Abuse (NIDA)
NIH
Eligibility
Not listed
Enrollment
80 participants
Healthy volunteers
Healthy volunteers not accepted
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Jan 10, 2017 · Synced Jul 22, 2026, 2:02 AM EDT
Active, not recruiting Phase 1Phase 2 Interventional

Psilocybin-Enhanced Psychotherapy for Methamphetamine Use Disorder

NCT04982796
View directory record Official record
Conditions
Amphetamine-Related Disorders
Interventions
Psilocybin, Treatment-as-usual
Drug · Behavioral
Lead sponsor
Portland VA Research Foundation, Inc
Other
Eligibility
25 Years to 65 Years
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2026
U.S. locations
1
States / cities
Vancouver, Washington
Source: ClinicalTrials.gov public record
Updated Apr 21, 2026 · Synced Jul 22, 2026, 2:02 AM EDT
Completed No phase listed Observational

Brain Function in Response to Motivational Stimuli

NCT00047866
View directory record Official record
Conditions
Drug Dependence
Interventions
Not listed
Lead sponsor
National Institute on Alcohol Abuse and Alcoholism (NIAAA)
NIH
Eligibility
18 Years to 65 Years
Enrollment
38 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2002 – 2010
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Jul 1, 2017 · Synced Jul 22, 2026, 2:02 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Change the Cycle: An RCT to Prevent Injection Initiation

NCT02774954
View directory record Official record
Conditions
Substance Abuse, Intravenous, HIV, Heroin Dependence, Opioid Dependence, Cocaine Dependence, Amphetamine Dependence
Interventions
Change the Cycle
Behavioral
Lead sponsor
University of Southern California
Other
Eligibility
18 Years and older
Enrollment
979 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2019
U.S. locations
2
States / cities
Los Angeles, California • San Francisco, California
Source: ClinicalTrials.gov public record
Updated Mar 19, 2023 · Synced Jul 22, 2026, 2:02 AM EDT
Terminated Phase 1 Interventional

Amphetamine Cocaine Interaction Study - 2

NCT00000305
View directory record Official record
Conditions
Cocaine-Related Disorders
Interventions
Dextroamphetamine
Drug
Lead sponsor
The University of Texas Health Science Center, Houston
Other
Eligibility
18 Years to 45 Years · Male only
Healthy volunteers
Healthy volunteers not accepted
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated May 17, 2012 · Synced Jul 22, 2026, 2:02 AM EDT
Not listed Phase 1 Interventional

Effects of Stimulant Dependence on Human Striatal Dopamine System - 15

NCT00000350
View directory record Official record
Conditions
Amphetamine-Related Disorders, Tobacco Use Disorder
Interventions
radioactive substance
Procedure
Lead sponsor
National Institute on Drug Abuse (NIDA)
NIH
Eligibility
21 Years to 50 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 1999
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Jan 10, 2017 · Synced Jul 22, 2026, 2:02 AM EDT
Completed Phase 1 Interventional

A Cognitive Behavioral Therapy-Based Text Messaging Intervention for Methamphetamine Dependence

NCT01577797
View directory record Official record
Conditions
Methamphetamine Dependence
Interventions
Text messages
Behavioral
Lead sponsor
New Leaf Treatment Center
Other
Eligibility
18 Years and older
Enrollment
25 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2013
U.S. locations
1
States / cities
Lafayette, California
Source: ClinicalTrials.gov public record
Updated Jul 9, 2013 · Synced Jul 22, 2026, 2:02 AM EDT