Clinical trials
Completed Opioid-Related Disorders trials
Search ClinicalTrials.gov registrations by keyword, then narrow by condition, phase, status, country and start year.
882 trials match Source: ClinicalTrials.gov registrations
Trials started per year
By phase, 2000 to 2026.
| Category | Trials |
|---|---|
| 2000 | 5 |
| 2001 | 8 |
| 2002 | 6 |
| 2003 | 10 |
| 2004 | 5 |
| 2005 | 28 |
| 2006 | 22 |
| 2007 | 20 |
| 2008 | 26 |
| 2009 | 12 |
| 2010 | 25 |
| 2011 | 20 |
| 2012 | 25 |
| 2013 | 29 |
| 2014 | 22 |
| 2015 | 40 |
| 2016 | 35 |
| 2017 | 44 |
| 2018 | 47 |
| 2019 | 69 |
| 2020 | 79 |
| 2021 | 72 |
| 2022 | 59 |
| 2023 | 35 |
| 2024 | 32 |
| 2025 | 15 |
| 2026 | 5 |
Status
Trials by registry status. Select a bar to filter.
| Category | Trials |
|---|---|
| Completed | 882 |
Top lead sponsors
A sponsor with a page on Pharma Observatory links to it.
| Category | Trials |
|---|---|
| Yale University | 71 |
| National Institute on Drug Abuse (NIDA) | 65 |
| Johns Hopkins University | 33 |
| Indivior Inc. | 31 |
| New York State Psychiatric Institute | 31 |
| University of California, Los Angeles | 21 |
| University of Pennsylvania | 20 |
| University of Chicago | 19 |
| NYU Langone Health | 15 |
| University of Vermont | 13 |
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 | 882 |
| Substance-Related Disorders | 158 |
| Chronic Pain | 59 |
| Heroin Dependence | 41 |
| Cocaine-Related Disorders | 35 |
| Pain | 25 |
| HIV Infections | 21 |
| Drug Overdose | 19 |
| Narcotic-Related Disorders | 19 |
| Acquired Immunodeficiency Syndrome | 16 |
Trials
Showing 76 to 100 of 882. Each trial links to its page on Pharma Observatory.
782 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.
No changes to these trials in the last 7 days.
Go deeper on Pharma Observatory
Pharma Observatory connects clinical trials, sponsors, sites and investigators in one searchable platform.