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 1 to 25 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.