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Showing 25–48 of 24 matching trials from the live ClinicalTrials.gov search.
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Filters: Condition: Marijuana Usage Clear all
Recruiting Phase 1Phase 2 Interventional

Warrior CARE: Cannabis Behavioral Health

NCT06381180
View directory record Official record
Conditions
Post Traumatic Stress Disorder, Cannabis Use, Suicide, Veterans, Marijuana
Interventions
Tetrahydrocannabinol, Cannabidiol, Placebo
Drug
Lead sponsor
Wayne State University
Other
Eligibility
19 Years to 69 Years
Enrollment
500 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2030
U.S. locations
1
States / cities
Detroit, Michigan
Source: ClinicalTrials.gov public record
Updated Aug 6, 2026 · Synced Sep 13, 2026, 7:51 PM EDT
Completed Phase 1 Interventional

Integrated CBT for Cannabis Dependence With Co-occurring Anxiety Disorders

NCT01875796
View directory record Official record
Conditions
Cannabis Dependence, Anxiety Disorders, Cannabis Use Disorder, Cannabis Abuse
Interventions
Cognitive-Behavioral Therapy, Motivation Enhancement Therapy, Integrated Cannabis and Anxiety Reduction Treatment, False Safety Behavior Elimination Therapy
Behavioral
Lead sponsor
Louisiana State University and A&M College
Other
Eligibility
18 Years to 65 Years
Enrollment
68 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 2013
U.S. locations
1
States / cities
Baton Rouge, Louisiana
Source: ClinicalTrials.gov public record
Updated Aug 24, 2016 · Synced Sep 13, 2026, 7:51 PM EDT
Completed Not applicable Interventional

Gender/Sex & CUD Remission

NCT04964739
View directory record Official record
Conditions
Cannabis Use Disorder, Mild, Cannabis Use Disorder, Moderate, Cannabis Use Disorder, Severe
Interventions
Cognitive Behavioral Therapy (CBT4CBT)
Behavioral
Lead sponsor
Medical University of South Carolina
Other
Eligibility
18 Years and older
Enrollment
224 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2025
U.S. locations
1
States / cities
Charleston, South Carolina
Source: ClinicalTrials.gov public record
Updated Nov 9, 2025 · Synced Sep 13, 2026, 7:51 PM EDT
Completed Not applicable Interventional

Social Media Intervention - Physical Activity

NCT04901910
View directory record Official record
Conditions
Cannabis Use
Interventions
Physical Activity (PA) Social Media Group, Verdi plus PA Social Media Group
Behavioral
Lead sponsor
University of Michigan
Other
Eligibility
18 Years to 25 Years
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021
U.S. locations
1
States / cities
Ann Arbor, Michigan
Source: ClinicalTrials.gov public record
Updated Mar 27, 2022 · Synced Sep 13, 2026, 7:51 PM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Precision Brain Stimulation to Reduce Cannabis Craving in Schizophrenia

NCT07196462
View directory record Official record
Conditions
Cannabis Use, SCHIZOPHRENIA, Psychosis, rTMS
Interventions
3 Minute iTBS to the L DLPFC, One-Minute, Personalized, DMN Targeted CTBS
Device
Lead sponsor
Vanderbilt University Medical Center
Other
Eligibility
18 Years to 65 Years
Enrollment
100 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2027
U.S. locations
1
States / cities
Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Jun 1, 2026 · Synced Sep 13, 2026, 7:51 PM EDT
Completed Not applicable Interventional

Mobile Intervention for Simultaneous Alcohol and Marijuana Use in Young Adults

NCT05991882
View directory record Official record
Conditions
Alcohol Drinking, Cannabis Use
Interventions
Condition 1: Craving daily+PBS daily, Condition 2: Craving daily+PBS trigger, Condition 3: Craving trigger+PBS daily, Condition 4: Craving trigger+PBS trigger, Condition 5: PBS daily+ PBS trigger, Condition 6: Craving daily+Craving trigger, Condition 7: Craving daily+Craving trigger+PBS daily+PBS trigger, Condition 8: No daily or trigger craving or PBS
Behavioral
Lead sponsor
Kaiser Permanente
Other
Eligibility
18 Years to 30 Years
Enrollment
128 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2026
U.S. locations
1
States / cities
Honolulu, Hawaii
Source: ClinicalTrials.gov public record
Updated Aug 20, 2026 · Synced Sep 13, 2026, 7:51 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Medications Development for the Treatment of Cannabis Related Disorders

NCT01204723
View directory record Official record
Conditions
Nicotine Withdrawal, Marijuana Dependence, Cannabis Dependence, Nicotine Dependence, Cannabis Abuse
Interventions
Placebo Aprepitant, Active Aprepitant
Drug
Lead sponsor
University of Virginia
Other
Eligibility
18 Years to 45 Years
Enrollment
63 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2012
U.S. locations
2
States / cities
Charlottesville, Virginia
Source: ClinicalTrials.gov public record
Updated May 31, 2012 · Synced Sep 13, 2026, 7:51 PM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Perceptual Influences From Smoking Cannabis: an Experimental Study

NCT06588582
View directory record Official record
Conditions
Cannabis Use, Stress
Interventions
Water Temperature Variation - WW, Water Temperature Variation - CW
Other
Lead sponsor
University of Colorado, Boulder
Other
Eligibility
21 Years to 65 Years
Enrollment
166 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2029
U.S. locations
1
States / cities
Boulder, Colorado
Source: ClinicalTrials.gov public record
Updated Jun 12, 2025 · Synced Sep 13, 2026, 7:51 PM EDT
Recruiting Phase 1 Interventional

Psilocybin-assisted Treatment for Cannabis Use Disorder

NCT06660381
View directory record Official record
Conditions
Cannabis Use Disorder
Interventions
Psilocybin
Drug
Lead sponsor
Johns Hopkins University
Other
Eligibility
18 Years and older
Enrollment
12 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2026
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Mar 17, 2026 · Synced Sep 13, 2026, 7:51 PM EDT
Completed Phase 2 Interventional Results available

Fatty Acid Amide Hydrolase (FAAH) Inhibitor Treatment of Cannabis Use Disorder (CUD)

NCT03386487
View directory record Official record
Conditions
Cannabis Use Disorder
Interventions
PF 04457845, Placebo Oral Tablet
Drug
Lead sponsor
Yale University
Other
Eligibility
18 Years to 60 Years
Enrollment
228 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2022
U.S. locations
4
States / cities
New Haven, Connecticut • Baltimore, Maryland • New York, New York + 1 more
Source: ClinicalTrials.gov public record
Updated Feb 13, 2024 · Synced Sep 13, 2026, 7:51 PM EDT
Not yet recruiting Not applicable Interventional

Emotional Brain Training for Addiction Medicine Treatment - A Pilot Study

NCT07001371
View directory record Official record
Conditions
Cannabis Use Disorder, Stimulant Use Disorder, Opioid Use Disorder, Tobacco Use Disorder, Alcohol Use Disorder, Sedative, Hypnotic, or Anxiolytic Use Disorders
Interventions
Emotional Brain Training, Standard addiction counseling and medical therapy
Behavioral · Other
Lead sponsor
Loma Linda University
Other
Eligibility
18 Years and older
Enrollment
54 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2027
U.S. locations
1
States / cities
San Bernardino, California
Source: ClinicalTrials.gov public record
Updated Apr 22, 2026 · Synced Sep 13, 2026, 7:51 PM EDT
Suspended No phase listed Observational Accepts healthy volunteers

Patients' Attitudes Toward and Experiences With Buprenorphine Treatment

NCT05121428
View directory record Official record
Conditions
Opioid-use Disorder, Acceptability of Health Care, Opioid-Related Disorders
Interventions
Not listed
Lead sponsor
Cambridge Health Alliance
Other
Eligibility
18 Years and older
Enrollment
817 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2027
U.S. locations
1
States / cities
Cambridge, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jul 10, 2025 · Synced Sep 13, 2026, 7:51 PM EDT
Completed Not applicable Interventional

Targeting Tobacco Cessation During Treatment for Cannabis Use Disorders

NCT01834794
View directory record Official record
Conditions
Cannabis Dependence
Interventions
MET/CBT/CM plus NRT
Behavioral
Lead sponsor
Dartmouth-Hitchcock Medical Center
Other
Eligibility
18 Years to 65 Years
Enrollment
33 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2015
U.S. locations
2
States / cities
Concord, New Hampshire • Lebanon, New Hampshire
Source: ClinicalTrials.gov public record
Updated Jan 13, 2019 · Synced Sep 13, 2026, 7:51 PM EDT
Completed Not applicable Interventional Results available

An App to Reduce Cannabis Use Among Emerging Adults

NCT05824754
View directory record Official record
Conditions
Cannabis Use
Interventions
Just-In-Time-Adaptive-Intervention (JITAI)
Other
Lead sponsor
University of Michigan
Other
Eligibility
18 Years to 25 Years
Enrollment
122 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024
U.S. locations
1
States / cities
Ann Arbor, Michigan
Source: ClinicalTrials.gov public record
Updated Jun 11, 2025 · Synced Sep 13, 2026, 7:51 PM EDT
Completed Phase 2 Interventional Accepts healthy volunteers Results available

Effect of Quetiapine on Marijuana Withdrawal and Relapse

NCT00743366
View directory record Official record
Conditions
Marijuana Smoking
Interventions
Marijuana, Quetiapine, Placebo oral capsule
Drug
Lead sponsor
New York State Psychiatric Institute
Other
Eligibility
21 Years to 45 Years
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2009
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Aug 17, 2017 · Synced Sep 13, 2026, 7:51 PM EDT
Completed Early Phase 1 Interventional Results available

Behavioral Effects of Pregabalin and Cannabis

NCT01511640
View directory record Official record
Conditions
Cannabis-use Disorders
Interventions
Pregabalin, Placebo
Drug
Lead sponsor
Joshua A. Lile, Ph.D.
Other
Eligibility
18 Years to 50 Years
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2020
U.S. locations
1
States / cities
Lexington, Kentucky
Source: ClinicalTrials.gov public record
Updated Sep 9, 2021 · Synced Sep 13, 2026, 7:51 PM EDT
Completed Not applicable Interventional Results available

Approach Bias Modification for the Treatment of Cannabis Use Disorder

NCT03629990
View directory record Official record
Conditions
Cannabis Use Disorder
Interventions
Approach Bias Modification (ABM), Sham ABM, Psychosocial therapy for cannabis use disorder.
Behavioral
Lead sponsor
Medical University of South Carolina
Other
Eligibility
18 Years to 65 Years
Enrollment
104 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2023
U.S. locations
1
States / cities
Charleston, South Carolina
Source: ClinicalTrials.gov public record
Updated Dec 16, 2024 · Synced Sep 13, 2026, 7:51 PM EDT
Active, not recruiting Not applicable Interventional Accepts healthy volunteers

Feasibility/Acceptability of a Brief Motivational Intervention for Frequent/High-Intensity Cannabis Use

NCT07011615
View directory record Official record
Conditions
Cannabis Use
Interventions
Brief Motivational Mobile Health (mHealth) Intervention, Psychoeducational Attention Control (AC)
Behavioral · Other
Lead sponsor
University of Washington
Other
Eligibility
18 Years to 29 Years
Enrollment
120 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2026
U.S. locations
1
States / cities
Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Jun 2, 2026 · Synced Sep 13, 2026, 7:51 PM EDT
Completed Phase 2 Interventional Results available

Gabapentin Treatment of Cannabis Dependence

NCT00395044
View directory record Official record
Conditions
Cannabis Dependence
Interventions
Placebo, Gabapentin
Drug
Lead sponsor
The Scripps Research Institute
Other
Eligibility
18 Years to 65 Years
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2008
U.S. locations
1
States / cities
La Jolla, California
Source: ClinicalTrials.gov public record
Updated Feb 9, 2017 · Synced Sep 13, 2026, 7:51 PM EDT
Completed Phase 1Phase 2 Interventional Results available

Study of Long-Acting Injectable Naltrexone to Treat Cannabis Dependence

NCT02088177
View directory record Official record
Conditions
Cannabis Dependence
Interventions
Long-acting injectable naltrexone
Drug
Lead sponsor
New York State Psychiatric Institute
Other
Eligibility
18 Years to 60 Years
Enrollment
12 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2016
U.S. locations
2
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Apr 23, 2019 · Synced Sep 13, 2026, 7:51 PM EDT
Recruiting No phase listed Observational Accepts healthy volunteers

SV2 PET Imaging With [11C]APP311

NCT03995121
View directory record Official record
Conditions
Schizophrenia and Other Psychotic Disorders, Cannabis Use Disorder, Healthy
Interventions
[11C]APP311
Drug
Lead sponsor
Yale University
Other
Eligibility
18 Years to 85 Years
Enrollment
250 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2026
U.S. locations
1
States / cities
New Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated Jan 27, 2026 · Synced Sep 13, 2026, 7:51 PM EDT
Completed No phase listed Observational

Medical Marijuana Use in HIV+ Patients Prospective Cohort Study

NCT01536899
View directory record Official record
Conditions
HIV Positive, Marijuana Smoking
Interventions
Not listed
Lead sponsor
Wayne State University
Other
Eligibility
18 Years to 70 Years
Enrollment
119 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2017
U.S. locations
1
States / cities
Detroit, Michigan
Source: ClinicalTrials.gov public record
Updated Apr 4, 2018 · Synced Sep 13, 2026, 7:51 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Computer-Mediated Versus Face-to-Face Motivational-Type Interviews

NCT06945471
View directory record Official record
Conditions
Marijuana Use
Interventions
1) Face-to-face, and 2) Computer-mediated motivational type interviews
Behavioral
Lead sponsor
University of Texas, El Paso
Other
Eligibility
18 Years to 29 Years
Enrollment
150 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2019
U.S. locations
1
States / cities
El Paso, Texas
Source: ClinicalTrials.gov public record
Updated Apr 24, 2025 · Synced Sep 13, 2026, 7:51 PM EDT