Clinical trials
Chronic Pain trials in Brazil
Search ClinicalTrials.gov registrations by keyword, then narrow by condition, phase, status, country and start year.
64 trials match Source: ClinicalTrials.gov registrations
Trials started per year
By phase, 2000 to 2026.
| Category | Trials |
|---|---|
| 2005 | 1 |
| 2008 | 1 |
| 2011 | 2 |
| 2012 | 2 |
| 2013 | 2 |
| 2014 | 3 |
| 2015 | 2 |
| 2016 | 6 |
| 2017 | 4 |
| 2018 | 4 |
| 2019 | 4 |
| 2020 | 3 |
| 2021 | 6 |
| 2022 | 5 |
| 2023 | 6 |
| 2024 | 3 |
| 2025 | 7 |
| 2026 | 2 |
Status
Trials by registry status. Select a bar to filter.
| Category | Trials |
|---|---|
| Completed | 35 |
| Unknown status | 18 |
| Enrolling by invitation | 3 |
| Active, not recruiting | 2 |
| Not yet recruiting | 2 |
| Recruiting | 2 |
| Suspended | 1 |
| No longer available | 1 |
Top lead sponsors
A sponsor with a page on Pharma Observatory links to it.
| Category | Trials |
|---|---|
| Hospital de Clinicas de Porto Alegre | 9 |
| University of Sao Paulo | 6 |
| University of Sao Paulo General Hospital | 6 |
| Federal University of São Paulo | 5 |
| Federal University of Paraíba | 4 |
| Universidade Federal do Rio Grande do Norte | 4 |
| Universidade Cidade de Sao Paulo | 3 |
| Universidade Federal de Pernambuco | 3 |
| University of Brasilia | 2 |
| University of Nove de Julho | 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 |
|---|---|
| Chronic Pain | 64 |
| Fibromyalgia | 10 |
| Osteoarthritis, Knee | 9 |
| Pain | 6 |
| Neck Pain | 5 |
| Musculoskeletal Pain | 4 |
| Osteoarthritis | 4 |
| Low Back Pain | 3 |
| Neuralgia | 3 |
| Postoperative Pain | 3 |
Trials
Showing 76 to 64 of 64. Each trial links to its page on Pharma Observatory.
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Recently changed trials
Changes observed in the last 7 days, newest first, site-count changes left out. Source: ClinicalTrials.gov.
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