Clinical trials
Trials in Portugal with unknown status
Search ClinicalTrials.gov registrations by keyword, then narrow by condition, phase, status, country and start year.
344 trials match Source: ClinicalTrials.gov registrations
Trials started per year
By phase, 2000 to 2026.
| Category | Trials |
|---|---|
| 2000 | 2 |
| 2001 | 3 |
| 2002 | 3 |
| 2003 | 1 |
| 2004 | 2 |
| 2005 | 2 |
| 2006 | 1 |
| 2007 | 1 |
| 2008 | 4 |
| 2009 | 4 |
| 2010 | 2 |
| 2011 | 4 |
| 2012 | 10 |
| 2013 | 6 |
| 2014 | 14 |
| 2015 | 10 |
| 2016 | 7 |
| 2017 | 30 |
| 2018 | 28 |
| 2019 | 34 |
| 2020 | 31 |
| 2021 | 29 |
| 2022 | 34 |
| 2023 | 39 |
| 2024 | 35 |
Status
Trials by registry status. Select a bar to filter.
| Category | Trials |
|---|---|
| Unknown status | 344 |
Top lead sponsors
A sponsor with a page on Pharma Observatory links to it.
| Category | Trials |
|---|---|
| Universidade do Porto | 51 |
| University of Coimbra | 18 |
| European Organisation for Research and Treatment of Cancer - EORTC | 14 |
| Universidade Nova de Lisboa | 13 |
| Escola Superior de Tecnologia da Saúde do Porto | 11 |
| University of Minho | 10 |
| University of Évora | 9 |
| Implantology Institute | 8 |
| Centro Hospitalar do Porto | 6 |
| Unidade Local de Saúde de Coimbra, EPE | 6 |
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 |
|---|---|
| Coronary Artery Disease | 10 |
| Obesity | 10 |
| COVID-19 | 7 |
| Colorectal Neoplasms | 7 |
| Diabetes Mellitus, Type 2 | 7 |
| Pulmonary Disease, Chronic Obstructive | 7 |
| Anxiety Disorders | 6 |
| Neoplasms | 6 |
| Breast Neoplasms | 5 |
| Cardiovascular Diseases | 5 |
Trials
Showing 26 to 50 of 344. Each trial links to its page on Pharma Observatory.
244 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.