Clinical trials
Marijuana Abuse trials in the United States
Search ClinicalTrials.gov registrations by keyword, then narrow by condition, phase, status, country and start year.
339 trials match Source: ClinicalTrials.gov registrations
Trials started per year
By phase, 2000 to 2026.
| Category | Trials |
|---|---|
| 2000 | 4 |
| 2001 | 4 |
| 2002 | 1 |
| 2003 | 2 |
| 2004 | 13 |
| 2005 | 9 |
| 2006 | 8 |
| 2007 | 4 |
| 2008 | 10 |
| 2009 | 21 |
| 2010 | 11 |
| 2011 | 7 |
| 2012 | 11 |
| 2013 | 9 |
| 2014 | 11 |
| 2015 | 10 |
| 2016 | 22 |
| 2017 | 17 |
| 2018 | 14 |
| 2019 | 15 |
| 2020 | 16 |
| 2021 | 23 |
| 2022 | 24 |
| 2023 | 15 |
| 2024 | 10 |
| 2025 | 22 |
| 2026 | 22 |
Status
Trials by registry status. Select a bar to filter.
| Category | Trials |
|---|---|
| Completed | 233 |
| Recruiting | 42 |
| Terminated | 12 |
| Unknown status | 12 |
| Active, not recruiting | 11 |
| Not yet recruiting | 11 |
| Withdrawn | 10 |
| Suspended | 5 |
| Enrolling by invitation | 3 |
Top lead sponsors
A sponsor with a page on Pharma Observatory links to it.
| Category | Trials |
|---|---|
| Yale University | 36 |
| Johns Hopkins University | 23 |
| New York State Psychiatric Institute | 23 |
| Medical University of South Carolina | 19 |
| University of Colorado, Denver | 17 |
| National Institute on Drug Abuse (NIDA) | 16 |
| University of California, Los Angeles | 9 |
| University of California, San Diego | 9 |
| University of California, San Francisco | 8 |
| Wayne State University | 8 |
Top conditions
MeSH conditions the trials were registered with, not their broader categories. A condition with a page on Pharma Observatory links to it.
| Category | Trials |
|---|---|
| Marijuana Abuse | 339 |
| Substance-Related Disorders | 47 |
| Pain | 22 |
| Alcoholism | 19 |
| Psychotic Disorders | 17 |
| Schizophrenia | 14 |
| Tobacco Use Disorder | 12 |
| Opioid-Related Disorders | 10 |
| Stress Disorders, Post-Traumatic | 9 |
| Anxiety Disorders | 8 |
Trials
Showing 1 to 25 of 339. Each trial links to its page on Pharma Observatory.
239 more trials match. See them on Pharma Observatory
Recently changed trials
Changes observed in the last 7 days, newest first, site-count changes left out. Source: ClinicalTrials.gov.
Go deeper on Pharma Observatory
Pharma Observatory connects clinical trials, sponsors, sites and investigators in one searchable platform.