Clinical trials
Observational Substance-Related Disorders trials in the United States
Search ClinicalTrials.gov registrations by keyword, then narrow by condition, phase, status, country and start year.
139 trials match Source: ClinicalTrials.gov registrations
Trials started per year
By phase, 2000 to 2026.
| Category | Trials |
|---|---|
| 2000 | 1 |
| 2002 | 4 |
| 2003 | 3 |
| 2004 | 3 |
| 2005 | 6 |
| 2006 | 5 |
| 2007 | 5 |
| 2008 | 3 |
| 2009 | 8 |
| 2010 | 5 |
| 2011 | 3 |
| 2012 | 4 |
| 2013 | 3 |
| 2014 | 6 |
| 2015 | 10 |
| 2016 | 6 |
| 2017 | 3 |
| 2018 | 5 |
| 2019 | 9 |
| 2020 | 8 |
| 2021 | 5 |
| 2022 | 3 |
| 2023 | 3 |
| 2024 | 7 |
| 2025 | 4 |
| 2026 | 9 |
Status
Trials by registry status. Select a bar to filter.
| Category | Trials |
|---|---|
| Completed | 105 |
| Recruiting | 11 |
| Unknown status | 7 |
| Terminated | 5 |
| Enrolling by invitation | 4 |
| Active, not recruiting | 2 |
| Not yet recruiting | 2 |
| Suspended | 2 |
| Withdrawn | 1 |
Top lead sponsors
A sponsor with a page on Pharma Observatory links to it.
| Category | Trials |
|---|---|
| National Institute on Drug Abuse (NIDA) | 28 |
| University of Colorado, Denver | 7 |
| Indiana University | 4 |
| Johns Hopkins University | 4 |
| Yale University | 4 |
| Boston Children's Hospital | 3 |
| Eunice Kennedy Shriver National Institute of Child Health and Human Development (NICHD) | 3 |
| National Institute of Mental Health (NIMH) | 3 |
| University of Texas Southwestern Medical Center | 3 |
| Boston Medical Center | 2 |
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 |
|---|---|
| Substance-Related Disorders | 139 |
| Opioid-Related Disorders | 24 |
| Alcoholism | 14 |
| HIV Infections | 10 |
| Anxiety Disorders | 9 |
| Cocaine-Related Disorders | 8 |
| Acquired Immunodeficiency Syndrome | 7 |
| Schizophrenia | 7 |
| Marijuana Abuse | 5 |
| Tobacco Use Disorder | 5 |
Trials
Showing 1 to 25 of 139. Each trial links to its page on Pharma Observatory.
39 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.