Clinical trials
Recruiting Observational trials in the United Kingdom
Search ClinicalTrials.gov registrations by keyword, then narrow by condition, phase, status, country and start year.
919 trials match Source: ClinicalTrials.gov registrations
Trials started per year
By phase, 2000 to 2026.
| Category | Trials |
|---|---|
| 2000 | 1 |
| 2001 | 2 |
| 2003 | 1 |
| 2004 | 3 |
| 2005 | 2 |
| 2006 | 1 |
| 2007 | 4 |
| 2008 | 3 |
| 2009 | 5 |
| 2010 | 5 |
| 2011 | 3 |
| 2012 | 7 |
| 2013 | 11 |
| 2014 | 11 |
| 2015 | 12 |
| 2016 | 19 |
| 2017 | 20 |
| 2018 | 14 |
| 2019 | 30 |
| 2020 | 34 |
| 2021 | 56 |
| 2022 | 72 |
| 2023 | 122 |
| 2024 | 165 |
| 2025 | 199 |
| 2026 | 114 |
Status
Trials by registry status. Select a bar to filter.
| Category | Trials |
|---|---|
| Recruiting | 919 |
Top lead sponsors
A sponsor with a page on Pharma Observatory links to it.
| Category | Trials |
|---|---|
| Imperial College London | 43 |
| University of Edinburgh | 34 |
| University of Oxford | 26 |
| Queen Mary University of London | 23 |
| King's College London | 22 |
| Royal Marsden NHS Foundation Trust | 22 |
| University College, London | 20 |
| University of Leicester | 17 |
| University of Nottingham | 17 |
| University of Manchester | 15 |
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 |
|---|---|
| Neoplasms | 41 |
| Cardiovascular Diseases | 24 |
| Heart Failure | 24 |
| Prostatic Neoplasms | 21 |
| Parkinson Disease | 18 |
| Breast Neoplasms | 17 |
| Disease | 16 |
| Obesity | 16 |
| Pulmonary Disease, Chronic Obstructive | 16 |
| Stroke | 16 |
Trials
Showing 1 to 25 of 919. Each trial links to its page on Pharma Observatory.
819 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.