Clinical trials
Completed Phase 1 Opioid-Related Disorders trials
Search ClinicalTrials.gov registrations by keyword, then narrow by condition, phase, status, country and start year.
96 trials match Source: ClinicalTrials.gov registrations
Trials started per year
By phase, 2000 to 2026.
| Category | Trials |
|---|---|
| 2005 | 1 |
| 2006 | 2 |
| 2008 | 2 |
| 2009 | 1 |
| 2010 | 5 |
| 2011 | 7 |
| 2012 | 5 |
| 2013 | 4 |
| 2014 | 2 |
| 2015 | 5 |
| 2016 | 2 |
| 2017 | 6 |
| 2018 | 7 |
| 2019 | 5 |
| 2020 | 6 |
| 2021 | 4 |
| 2022 | 8 |
| 2023 | 7 |
| 2024 | 4 |
Status
Trials by registry status. Select a bar to filter.
| Category | Trials |
|---|---|
| Completed | 96 |
Top lead sponsors
A sponsor with a page on Pharma Observatory links to it.
| Category | Trials |
|---|---|
| National Institute on Drug Abuse (NIDA) | 18 |
| Indivior Inc. | 7 |
| Yale University | 5 |
| Pfizer | 4 |
| USWM, LLC (dba US WorldMeds) | 4 |
| Johns Hopkins University | 3 |
| Medical University of South Carolina | 3 |
| New York State Psychiatric Institute | 3 |
| University of Arkansas | 3 |
| Astellas Pharma Global Development, Inc. | 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 |
|---|---|
| Opioid-Related Disorders | 96 |
| Chronic Pain | 13 |
| Substance-Related Disorders | 10 |
| Pain | 5 |
| Agnosia | 2 |
| Anxiety Disorders | 2 |
| Cocaine-Related Disorders | 2 |
| Drug Misuse | 2 |
| Drug Overdose | 2 |
| Narcotic-Related Disorders | 2 |
Trials
Showing 1 to 25 of 96. Each trial links to its page 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
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