Clinical trials
Phase 4 Chronic Pain trials with unknown status
Search ClinicalTrials.gov registrations by keyword, then narrow by condition, phase, status, country and start year.
13 trials match Source: ClinicalTrials.gov registrations
Trials started per year
By phase, 2000 to 2026.
| Category | Trials |
|---|---|
| 2010 | 1 |
| 2011 | 1 |
| 2013 | 1 |
| 2016 | 1 |
| 2017 | 1 |
| 2018 | 2 |
| 2019 | 1 |
| 2021 | 2 |
| 2022 | 2 |
| 2023 | 1 |
Status
Trials by registry status. Select a bar to filter.
| Category | Trials |
|---|---|
| Unknown status | 13 |
Top lead sponsors
A sponsor with a page on Pharma Observatory links to it.
| Category | Trials |
|---|---|
| Affiliated Hospital of Nantong University | 1 |
| Basque Health Service | 1 |
| Carolinas Pain Institute | 1 |
| Fondazione IRCCS Policlinico San Matteo di Pavia | 1 |
| Groene Hart Ziekenhuis | 1 |
| London Health Sciences Centre Research Institute OR Lawson Research Institute of St. Joseph's | 1 |
| Mustafa Kemal University | 1 |
| Nicolai Skov Schiellerup | 1 |
| Rigshospitalet, Denmark | 1 |
| The University of Hong Kong | 1 |
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 |
|---|---|
| Chronic Pain | 13 |
| Acute Pain | 3 |
| Postoperative Pain | 2 |
| Hernia, Inguinal | 1 |
| Neuralgia | 1 |
| Pain | 1 |
Trials
Showing 1 to 13 of 13. 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
Pharma Observatory connects clinical trials, sponsors, sites and investigators in one searchable platform.