15 completed, 6 recruiting, 2 unknown, 1 active not recruiting. 11 Phase 2, 10 Not applicable, 2 Phase 3, 1 Phase 1.
| Phase | Trials | Status |
|---|---|---|
| Phase 2 | 11 | Completed 7, Unknown 2, Recruiting 1, Withdrawn 1 |
| Not applicable | 10 | Completed 6, Recruiting 3, Active not recruiting 1 |
| Phase 3 | 2 | Completed 1, Unknown 1 |
| Phase 1 | 1 | Completed 1 |
Follow Marijuana Smoking: new trials by email Literature Review of Marijuana Smoking trials Research Report on Marijuana Smoking
Tick up to 5 trials to compare them side by side (eligibility, arms, endpoints, adverse events) in a Literature Matrix.
| Trial | Phase | Status | Sponsor | Enrollment | Start | Updated |
|---|---|---|---|---|---|---|
| Neuroimaging of Adolescent Cannabis Use Treatment Contingency Management, Elastic Net Regression - Cannabis Use, Cannabis Dependence | Not applicable | Recruiting | Indiana University | 80 | 2026-06-15 | 2026-06-22 |
| Using Novel Behavioral Economic Measures to Characterize Dual Marijuana and Tobacco Use in Young Adults Cue Reactivity - Behavioral Economics, Cannabis Smoking | Not applicable | Recruiting | Brown University | 120 | 2026-02-17 | 2026-03-04 |
| Understanding the Clinical Pharmacology of Marijuana-Tobacco Co-administration Cannabis, Nicotine, Pax Loose Leaf Vaporizer - THC, Cannabis | Phase 2 | Recruiting | University of California, San Francisco | 48 | 2025-07-01 | 2026-01-07 |
| Study on Regulated Cannabis Sales in Pharmacies Regulated cannabis from authorized pharmacies, Cannabis from the illicit market - Marijuana Smoking, Cannabis | Not applicable | Active not recruiting | University of Bern | 1177 | 2024-03-11 | 2026-05-11 |
| Cannabis Consumption and Driving Impairment Assessment on a Closed Course Active smoked cannabis, Placebo smoked cannabis - Cannabis Smoking, Driving Impaired | Phase 2 | Unknown | Bayliss J. Camp, PhD | 300 | 2023-10-03 | 2023-09-29 |
| Varenicline for the Treatment of Cannabis and Tobacco Use Disorders in Veterans Varenicline, Placebo - Tobacco Use Disorder, Cannabis Use Disorder | Phase 2 | Withdrawn | VA Office of Research and Development | 2023-04-17 | 2024-08-27 | |
| Joint Effort 2.0: a Mobile Application With University Students Joint Effort, Brief normative feedback and standard information - Cannabis Use, Cannabis | Not applicable | Completed | Centre hospitalier de l'Université de Montréal (CHUM) | 354 | 2023-02-08 | 2025-03-12 |
| Longitudinal Study of Xenon-129 MRI Imaging Effects of Cannabis Smoking Hyperpolarized Xenon-129 MRI of the lungs, Computed Tomography (CT), Pulmonary Function Tests (PFTs) - Cannabis Use, Cannabis Smoking | Recruiting | Western University, Canada | 200 | 2022-06-01 | 2025-08-15 | |
| Transcranial Magnetic Brain Stimulation to Reduce Cannabis Use in Heavy Cannabis Users iTBS - Cannabis | Not applicable | Recruiting | Duke University | 50 | 2022-06-01 | 2026-07-13 |
| THC Crossover Study Smoked Cannabis, Vaped Cannabis, Tobacco Cigarette - THC, Cannabis | Not applicable | Completed | University of California, San Francisco | 14 | 2020-10-30 | 2024-07-01 |
| Behavioral Economic Analysis of Demand for Marijuana Smoked marijuana cigarettes: High THC dose (6% THC) - Marijuana Smoking | Phase 2 | Completed | Brown University | 133 | 2018-10-15 | 2024-02-12 |
| Chronic Cannabis Smoking, Oxidative Stress and the Pulmonary Innate Immune Response Bronchoscopy, Chest X-ray, Venipuncture - Cannabis Smoking, Oxidative Stress | Recruiting | University of Colorado, Denver | 100 | 2015-11-11 | 2024-10-10 | |
| An Exercise App to Reduce Young Adults' MJ Use Personalized Feedback and Exercise - Marijuana Smoking | Not applicable | Completed | State University of New York at Buffalo | 36 | 2014-10-01 | 2016-02-01 |
| Laboratory Study of Cannabidiol on the Effects of Smoked Marijuana CBD - Smoking, Marijuana | Phase 2 | Completed | National Institute on Drug Abuse (NIDA) | 50 | 2013-05-01 | 2019-12-09 |
| Medical Marijuana Use in HIV+ Patients Prospective Cohort Study HIV Positive, Marijuana Smoking | Completed | Wayne State University | 119 | 2012-02-01 | 2018-04-05 | |
| Effects of Dronabinol (Oral THC) on Cannabis Use Dronabinol 120mg/day, Placebo, Dronabinol 240mg/day - Marijuana Smoking | Phase 1 / Phase 2 | Completed | Johns Hopkins University | 25 | 2011-02-01 | 2017-08-03 |
| Effects of Marijuana Used on Lung Function in Persons With Chronic Obstructive Pulmonary Disease (COPD) Chronic Obstructive Pulmonary Disease | Completed | The University of Texas Health Science Center, Houston | 200 | 2010-11-01 | 2017-05-15 | |
| Nabilone & Marijuana Addiction Cesemat - Marijuana Smoking | Phase 2 / Phase 3 | Completed | University of British Columbia | 35 | 2009-06-01 | 2011-02-17 |
| Brief Voluntary Alcohol and Drug Intervention for Middle School Youth Project CHOICE - Alcohol Drinking, Cigarette Smoking | Phase 2 | Completed | RAND | 6455 | 2008-09-01 | 2014-07-10 |
| Effect of Quetiapine on Marijuana Withdrawal and Relapse Marijuana, Quetiapine, Placebo oral capsule - Marijuana Smoking | Phase 2 | Completed | New York State Psychiatric Institute | 20 | 2008-08-01 | 2017-08-18 |
Showing 20 of 25. Sign in to see all of them.
Marijuana Abuse (10) · Alcohol Drinking (5) · Marijuana Use (4) · Smoking (3) · Substance-Related Disorders (3) · Cigarette Smoking (2) · Tobacco Use (2) · Tobacco Use Disorder (2) · Vaping (2) · Behavior (1) · Behavior, Addictive (1) · Emergencies (1) · HIV Seropositivity (1) · Pulmonary Disease, Chronic Obstructive (1)
Smoking, Non-Tobacco Products (25) · Behavior (24) · Smoking (22) · Marijuana Use (21) · Mental Disorders (14) · Chemically-Induced Disorders (12) · Substance-Related Disorders (11) · Drinking Behavior (5) · Disease Attributes (2) · Immune System Diseases (2) · Immunologic Deficiency Syndromes (2) · Pathologic Processes (2) · Pathological Conditions, Signs and Symptoms (2) · Tobacco Smoking (2) · Tobacco Use (2)
nabiximols (4) · Dronabinol (3) · Hematologic Tests (2) · Bronchoscopy (1) · Cognitive Behavioral Therapy (1) · Exercise (1) · Exercise Test (1) · Naltrexone (1) · Nicotine (1) · Phlebotomy (1) · Quetiapine Fumarate (1) · Relaxation Therapy (1) · Resistance Training (1) · Respiratory Function Tests (1) · Riboflavin (1)
Brown University (2) · New York State Psychiatric Institute (2) · University of California, San Francisco (2) · Bayliss J. Camp, PhD (1) · Centre hospitalier de l'Université de Montréal (CHUM) (1) · Duke University (1) · Indiana University (1) · Johns Hopkins University (1) · National Institute on Alcohol Abuse and Alcoholism (NIAAA) (1) · National Institute on Drug Abuse (NIDA) (1) · Pacific Institute for Research and Evaluation (1) · RAND (1) · State University of New York at Buffalo (1) · The University of Texas Health Science Center, Houston (1) · University of Bern (1)
United States (21) · Canada (3) · Switzerland (1)
Aimee L. Mcrae-Clark, PharmD (1) · Bayliss J Camp, PhD (1) · Chris L Ringwalt, DrPH (1) · Christine Genest, PhD (1) · Didier Jutras-Aswad, MD MSN (1) · Elizabeth Aston, PhD (1) · Elizabeth J. D'Amico, PhD (1) · Ellen L Burnham, MD (1) · Gideon St Helen (1) · Gideon St. Helen, PhD (1) · Grace E Parraga, PhD (1) · Heddy K Clark, Ph.D. (1) · Janette Baird, PhD (1) · Jingui Cheng, PhD (1)
PMID 19581545, PMID 22741619, PMID 37736522, PMID 42067947
2023 (1), I01CX002357 (1), K01DA050691 (1), K23DA063832 (1), P50DA009236 (1), R01CA289409 (1), R01DA018851 (1), R01DA025044 (1), R01DA032678 (1), R01DA056451 (1), UL1TR001082 (1)