Clinical trials
Opioid-Related Disorders trials in the United States with no applicable phase
Search ClinicalTrials.gov registrations by keyword, then narrow by condition, phase, status, country and start year.
566 trials match Source: ClinicalTrials.gov registrations
Trials started per year
By phase, 2000 to 2026.
| Category | Trials |
|---|---|
| 2000 | 2 |
| 2001 | 2 |
| 2002 | 1 |
| 2003 | 3 |
| 2004 | 2 |
| 2005 | 5 |
| 2006 | 5 |
| 2007 | 4 |
| 2008 | 4 |
| 2010 | 2 |
| 2011 | 1 |
| 2012 | 6 |
| 2013 | 4 |
| 2014 | 7 |
| 2015 | 9 |
| 2016 | 17 |
| 2017 | 21 |
| 2018 | 22 |
| 2019 | 47 |
| 2020 | 58 |
| 2021 | 71 |
| 2022 | 54 |
| 2023 | 44 |
| 2024 | 51 |
| 2025 | 53 |
| 2026 | 48 |
Status
Trials by registry status. Select a bar to filter.
| Category | Trials |
|---|---|
| Completed | 338 |
| Recruiting | 92 |
| Active, not recruiting | 44 |
| Terminated | 24 |
| Unknown status | 24 |
| Not yet recruiting | 20 |
| Enrolling by invitation | 12 |
| Withdrawn | 10 |
| Suspended | 2 |
Top lead sponsors
A sponsor with a page on Pharma Observatory links to it.
| Category | Trials |
|---|---|
| Yale University | 40 |
| Johns Hopkins University | 14 |
| University of Pennsylvania | 14 |
| University of Washington | 13 |
| University of Chicago | 12 |
| VA Office of Research and Development | 12 |
| Friends Research Institute, Inc. | 11 |
| University of Michigan | 10 |
| University of Pittsburgh | 10 |
| University of Wisconsin, Madison | 10 |
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 |
|---|---|
| Opioid-Related Disorders | 566 |
| Substance-Related Disorders | 97 |
| Chronic Pain | 46 |
| Drug Overdose | 23 |
| Stress Disorders, Post-Traumatic | 19 |
| Anxiety Disorders | 17 |
| Cocaine-Related Disorders | 15 |
| Hepatitis C | 14 |
| Alcoholism | 13 |
| Pain | 12 |
Trials
Showing 1 to 25 of 566. Each trial links to its page on Pharma Observatory.
466 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.