Clinical trials
Completed trials in Ireland
Search ClinicalTrials.gov registrations by keyword, then narrow by condition, phase, status, country and start year.
1,551 trials match Source: ClinicalTrials.gov registrations
Trials started per year
By phase, 2000 to 2026.
| Category | Trials |
|---|---|
| 2000 | 10 |
| 2001 | 14 |
| 2002 | 16 |
| 2003 | 38 |
| 2004 | 28 |
| 2005 | 35 |
| 2006 | 47 |
| 2007 | 53 |
| 2008 | 57 |
| 2009 | 61 |
| 2010 | 77 |
| 2011 | 87 |
| 2012 | 96 |
| 2013 | 91 |
| 2014 | 77 |
| 2015 | 109 |
| 2016 | 95 |
| 2017 | 110 |
| 2018 | 76 |
| 2019 | 75 |
| 2020 | 62 |
| 2021 | 75 |
| 2022 | 53 |
| 2023 | 45 |
| 2024 | 26 |
| 2025 | 17 |
| 2026 | 2 |
Status
Trials by registry status. Select a bar to filter.
| Category | Trials |
|---|---|
| Completed | 1,551 |
Top lead sponsors
A sponsor with a page on Pharma Observatory links to it.
| Category | Trials |
|---|---|
| University College Cork | 61 |
| Novartis Pharmaceuticals | 55 |
| Bristol-Myers Squibb | 51 |
| Boehringer Ingelheim | 49 |
| University College Dublin | 49 |
| Hoffmann-La Roche | 47 |
| University of Limerick | 41 |
| Cancer Trials Ireland | 39 |
| Novo Nordisk A/S | 36 |
| Pfizer | 34 |
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 | 70 |
| Diabetes Mellitus, Type 2 | 46 |
| Neoplasms | 41 |
| Arthritis, Rheumatoid | 39 |
| Carcinoma, Non-Small-Cell Lung | 38 |
| Diabetes Mellitus | 38 |
| Cystic Fibrosis | 37 |
| Pulmonary Disease, Chronic Obstructive | 33 |
| Stroke | 26 |
| Prostatic Neoplasms | 24 |
Trials
Showing 1 to 25 of 1,551. Each trial links to its page on Pharma Observatory.
1,451 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.
Go deeper on Pharma Observatory
Pharma Observatory connects clinical trials, sponsors, sites and investigators in one searchable platform.