Clinical trials
Completed Observational trials in Ireland
Search ClinicalTrials.gov registrations by keyword, then narrow by condition, phase, status, country and start year.
253 trials match Source: ClinicalTrials.gov registrations
Trials started per year
By phase, 2000 to 2026.
| Category | Trials |
|---|---|
| 2002 | 1 |
| 2003 | 2 |
| 2004 | 1 |
| 2005 | 2 |
| 2006 | 6 |
| 2007 | 5 |
| 2008 | 10 |
| 2009 | 13 |
| 2010 | 15 |
| 2011 | 14 |
| 2012 | 17 |
| 2013 | 16 |
| 2014 | 15 |
| 2015 | 16 |
| 2016 | 14 |
| 2017 | 15 |
| 2018 | 11 |
| 2019 | 14 |
| 2020 | 16 |
| 2021 | 16 |
| 2022 | 12 |
| 2023 | 11 |
| 2024 | 8 |
| 2025 | 1 |
| 2026 | 1 |
Status
Trials by registry status. Select a bar to filter.
| Category | Trials |
|---|---|
| Completed | 253 |
Top lead sponsors
A sponsor with a page on Pharma Observatory links to it.
| Category | Trials |
|---|---|
| Cancer Trials Ireland | 14 |
| University College Cork | 10 |
| University of Dublin, Trinity College | 10 |
| AbbVie | 7 |
| Biogen | 7 |
| Boston Scientific Corporation | 7 |
| Novo Nordisk A/S | 7 |
| Hoffmann-La Roche | 6 |
| Royal College of Surgeons, Ireland | 6 |
| University Hospital of Limerick | 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 |
|---|---|
| Breast Neoplasms | 11 |
| Atrial Fibrillation | 9 |
| Arthritis, Rheumatoid | 8 |
| Pulmonary Disease, Chronic Obstructive | 7 |
| COVID-19 | 6 |
| Neoplasms | 6 |
| Stroke | 6 |
| Diabetes Mellitus | 5 |
| Diabetes Mellitus, Type 2 | 5 |
| Esophageal Neoplasms | 5 |
Trials
Showing 1 to 25 of 253. Each trial links to its page on Pharma Observatory.
153 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.