Clinical trials
Trials in Brazil with no applicable phase and unknown status
Search ClinicalTrials.gov registrations by keyword, then narrow by condition, phase, status, country and start year.
1,078 trials match Source: ClinicalTrials.gov registrations
Trials started per year
By phase, 2000 to 2026.
| Category | Trials |
|---|---|
| 2004 | 1 |
| 2005 | 6 |
| 2006 | 5 |
| 2007 | 8 |
| 2008 | 12 |
| 2009 | 13 |
| 2010 | 28 |
| 2011 | 42 |
| 2012 | 40 |
| 2013 | 66 |
| 2014 | 70 |
| 2015 | 80 |
| 2016 | 69 |
| 2017 | 125 |
| 2018 | 107 |
| 2019 | 90 |
| 2020 | 83 |
| 2021 | 65 |
| 2022 | 74 |
| 2023 | 61 |
| 2024 | 32 |
| 2025 | 1 |
Status
Trials by registry status. Select a bar to filter.
| Category | Trials |
|---|---|
| Unknown status | 1,078 |
Top lead sponsors
A sponsor with a page on Pharma Observatory links to it.
| Category | Trials |
|---|---|
| University of Sao Paulo | 136 |
| University of Sao Paulo General Hospital | 108 |
| Hospital de Clinicas de Porto Alegre | 106 |
| Federal University of São Paulo | 49 |
| Universidade Federal de Pernambuco | 32 |
| University of Nove de Julho | 32 |
| Federal University of Health Science of Porto Alegre | 28 |
| Federal University of Rio Grande do Sul | 25 |
| Universidade Federal do Rio Grande do Norte | 22 |
| Federal University of Paraíba | 19 |
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 |
|---|---|
| Obesity | 37 |
| Heart Failure | 34 |
| Pain | 32 |
| Stroke | 30 |
| Parkinson Disease | 26 |
| COVID-19 | 24 |
| Diabetes Mellitus | 24 |
| Low Back Pain | 23 |
| Hypertension | 22 |
| Pulmonary Disease, Chronic Obstructive | 21 |
Trials
Showing 1 to 25 of 1,078. Each trial links to its page on Pharma Observatory.
978 more trials match. See them 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.