Clinical trials
Opioid-Related Disorders trials
Search ClinicalTrials.gov registrations by keyword, then narrow by condition, phase, status, country and start year.
1,467 trials match Source: ClinicalTrials.gov registrations
Trials started per year
By phase, 2000 to 2026.
| Category | Trials |
|---|---|
| 2000 | 6 |
| 2001 | 8 |
| 2002 | 8 |
| 2003 | 10 |
| 2004 | 10 |
| 2005 | 31 |
| 2006 | 23 |
| 2007 | 23 |
| 2008 | 33 |
| 2009 | 16 |
| 2010 | 28 |
| 2011 | 22 |
| 2012 | 30 |
| 2013 | 36 |
| 2014 | 26 |
| 2015 | 43 |
| 2016 | 44 |
| 2017 | 59 |
| 2018 | 67 |
| 2019 | 100 |
| 2020 | 101 |
| 2021 | 121 |
| 2022 | 96 |
| 2023 | 99 |
| 2024 | 105 |
| 2025 | 101 |
| 2026 | 102 |
Status
Trials by registry status. Select a bar to filter.
| Category | Trials |
|---|---|
| Completed | 882 |
| Recruiting | 195 |
| Unknown status | 94 |
| Terminated | 81 |
| Active, not recruiting | 71 |
| Withdrawn | 66 |
| Not yet recruiting | 54 |
| Enrolling by invitation | 18 |
| Suspended | 6 |
Top lead sponsors
A sponsor with a page on Pharma Observatory links to it.
| Category | Trials |
|---|---|
| Yale University | 105 |
| National Institute on Drug Abuse (NIDA) | 76 |
| New York State Psychiatric Institute | 42 |
| Johns Hopkins University | 40 |
| University of Pennsylvania | 36 |
| Indivior Inc. | 32 |
| NYU Langone Health | 23 |
| University of California, Los Angeles | 23 |
| Friends Research Institute, Inc. | 20 |
| University of Chicago | 20 |
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 | 1,467 |
| Substance-Related Disorders | 243 |
| Chronic Pain | 103 |
| Heroin Dependence | 53 |
| Pain | 48 |
| Cocaine-Related Disorders | 43 |
| Narcotic-Related Disorders | 37 |
| Postoperative Pain | 37 |
| Alcoholism | 35 |
| Drug Overdose | 31 |
Trials
Showing 1 to 25 of 1,467. Each trial links to its page on Pharma Observatory.
1,367 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
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