Clinical trials
Phase 2/3 trials in the United Kingdom
Search ClinicalTrials.gov registrations by keyword, then narrow by condition, phase, status, country and start year.
495 trials match Source: ClinicalTrials.gov registrations
Trials started per year
By phase, 2000 to 2026.
| Category | Trials |
|---|---|
| 2000 | 2 |
| 2001 | 8 |
| 2002 | 4 |
| 2003 | 8 |
| 2004 | 14 |
| 2005 | 12 |
| 2006 | 19 |
| 2007 | 13 |
| 2008 | 11 |
| 2009 | 21 |
| 2010 | 16 |
| 2011 | 22 |
| 2012 | 19 |
| 2013 | 13 |
| 2014 | 15 |
| 2015 | 24 |
| 2016 | 22 |
| 2017 | 17 |
| 2018 | 22 |
| 2019 | 20 |
| 2020 | 30 |
| 2021 | 29 |
| 2022 | 35 |
| 2023 | 24 |
| 2024 | 25 |
| 2025 | 22 |
| 2026 | 20 |
Status
Trials by registry status. Select a bar to filter.
| Category | Trials |
|---|---|
| Completed | 246 |
| Recruiting | 80 |
| Terminated | 66 |
| Active, not recruiting | 48 |
| Unknown status | 38 |
| Enrolling by invitation | 8 |
| Suspended | 5 |
| Withdrawn | 4 |
Top lead sponsors
A sponsor with a page on Pharma Observatory links to it.
| Category | Trials |
|---|---|
| Bristol-Myers Squibb | 14 |
| Pfizer | 12 |
| Novartis Pharmaceuticals | 10 |
| University College, London | 9 |
| AstraZeneca | 8 |
| Cancer Research UK | 8 |
| Janssen Research & Development, LLC | 8 |
| Merck Sharp & Dohme LLC | 8 |
| Hoffmann-La Roche | 7 |
| AbbVie | 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 |
|---|---|
| COVID-19 | 18 |
| Neoplasms | 17 |
| Alzheimer Disease | 16 |
| Carcinoma, Non-Small-Cell Lung | 15 |
| Neoplasm Metastasis | 12 |
| Dementia | 11 |
| Colorectal Neoplasms | 10 |
| Lung Neoplasms | 10 |
| HIV Infections | 9 |
| Heart Failure | 9 |
Trials
Showing 1 to 25 of 495. Each trial links to its page on Pharma Observatory.
395 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.