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| Withdrawn | 10 |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 26 to 50 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.