Clinical trials
Phase 4 Acute Pain trials in the United States
Search ClinicalTrials.gov registrations by keyword, then narrow by condition, phase, status, country and start year.
66 trials match Source: ClinicalTrials.gov registrations
Trials started per year
By phase, 2000 to 2026.
| Category | Trials |
|---|---|
| 2005 | 1 |
| 2006 | 1 |
| 2011 | 2 |
| 2012 | 1 |
| 2013 | 1 |
| 2014 | 2 |
| 2015 | 3 |
| 2016 | 5 |
| 2017 | 7 |
| 2018 | 7 |
| 2019 | 6 |
| 2020 | 3 |
| 2021 | 10 |
| 2022 | 6 |
| 2023 | 1 |
| 2024 | 3 |
| 2025 | 4 |
| 2026 | 2 |
Status
Trials by registry status. Select a bar to filter.
| Category | Trials |
|---|---|
| Completed | 34 |
| Terminated | 11 |
| Withdrawn | 8 |
| Recruiting | 5 |
| Unknown status | 5 |
| Not yet recruiting | 3 |
Top lead sponsors
A sponsor with a page on Pharma Observatory links to it.
| Category | Trials |
|---|---|
| University of Minnesota | 6 |
| Montefiore Medical Center | 4 |
| University of California, San Diego | 3 |
| Antonios Likourezos | 2 |
| Depomed | 2 |
| Duke University | 2 |
| Hersh, Elliot V., DMD, MS, PhD | 2 |
| Hospital for Special Surgery, New York | 2 |
| Stanford University | 2 |
| The Brooklyn Hospital Center | 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 |
|---|---|
| Acute Pain | 66 |
| Pain | 14 |
| Postoperative Pain | 10 |
| Chronic Pain | 4 |
| Agnosia | 3 |
| Lymphoma, Follicular | 3 |
| Emergencies | 2 |
| Joint Diseases | 2 |
| Nausea | 2 |
| Postoperative Nausea and Vomiting | 2 |
Trials
Showing 1 to 25 of 66. 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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