Clinical trials
Pain trials in Brazil with unknown status
Search ClinicalTrials.gov registrations by keyword, then narrow by condition, phase, status, country and start year.
54 trials match Source: ClinicalTrials.gov registrations
Trials started per year
By phase, 2000 to 2026.
| Category | Trials |
|---|---|
| 2005 | 1 |
| 2006 | 1 |
| 2007 | 1 |
| 2008 | 2 |
| 2009 | 3 |
| 2010 | 3 |
| 2011 | 1 |
| 2012 | 1 |
| 2013 | 3 |
| 2014 | 9 |
| 2015 | 5 |
| 2016 | 5 |
| 2017 | 5 |
| 2018 | 3 |
| 2019 | 2 |
| 2020 | 1 |
| 2021 | 1 |
| 2022 | 1 |
| 2023 | 4 |
| 2024 | 1 |
| 2025 | 1 |
Status
Trials by registry status. Select a bar to filter.
| Category | Trials |
|---|---|
| Unknown status | 54 |
Top lead sponsors
A sponsor with a page on Pharma Observatory links to it.
| Category | Trials |
|---|---|
| University of Sao Paulo | 8 |
| Hospital de Clinicas de Porto Alegre | 5 |
| Universidade Federal de Pernambuco | 5 |
| Federal University of São Paulo | 4 |
| University of Nove de Julho | 3 |
| University of Sao Paulo General Hospital | 3 |
| Universidade Federal de Goias | 2 |
| Universidade Federal do Triangulo Mineiro | 2 |
| Evelyn Alvarez Vidigal | 1 |
| Faculdade de Medicina do ABC | 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 |
|---|---|
| Pain | 54 |
| Fibromyalgia | 6 |
| Migraine Disorders | 3 |
| Agnosia | 2 |
| Anxiety Disorders | 2 |
| Chronic Pain | 2 |
| Edema | 2 |
| Fatigue | 2 |
| Low Back Pain | 2 |
| Neoplasms | 2 |
Trials
Showing 1 to 25 of 54. 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.
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