Clinical trials
Phase 2 trials in the United Kingdom
Search ClinicalTrials.gov registrations by keyword, then narrow by condition, phase, status, country and start year.
4,029 trials match Source: ClinicalTrials.gov registrations
Trials started per year
By phase, 2000 to 2026.
| Category | Trials |
|---|---|
| 2000 | 18 |
| 2001 | 40 |
| 2002 | 55 |
| 2003 | 63 |
| 2004 | 87 |
| 2005 | 109 |
| 2006 | 141 |
| 2007 | 145 |
| 2008 | 161 |
| 2009 | 172 |
| 2010 | 162 |
| 2011 | 180 |
| 2012 | 184 |
| 2013 | 163 |
| 2014 | 187 |
| 2015 | 185 |
| 2016 | 181 |
| 2017 | 216 |
| 2018 | 211 |
| 2019 | 212 |
| 2020 | 160 |
| 2021 | 195 |
| 2022 | 180 |
| 2023 | 149 |
| 2024 | 162 |
| 2025 | 164 |
| 2026 | 84 |
Status
Trials by registry status. Select a bar to filter.
| Category | Trials |
|---|---|
| Completed | 2,540 |
| Terminated | 628 |
| Active, not recruiting | 301 |
| Recruiting | 265 |
| Unknown status | 212 |
| Withdrawn | 45 |
| Not yet recruiting | 20 |
| Enrolling by invitation | 16 |
| Suspended | 2 |
Top lead sponsors
A sponsor with a page on Pharma Observatory links to it.
| Category | Trials |
|---|---|
| Novartis Pharmaceuticals | 195 |
| GlaxoSmithKline | 161 |
| AstraZeneca | 128 |
| Hoffmann-La Roche | 124 |
| Pfizer | 90 |
| University College, London | 80 |
| Bayer | 72 |
| Boehringer Ingelheim | 71 |
| Bristol-Myers Squibb | 69 |
| European Organisation for Research and Treatment of Cancer - EORTC | 65 |
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 | 157 |
| Asthma | 114 |
| Carcinoma, Non-Small-Cell Lung | 109 |
| Neoplasms | 104 |
| Pulmonary Disease, Chronic Obstructive | 89 |
| Ovarian Neoplasms | 72 |
| Colorectal Neoplasms | 67 |
| Prostatic Neoplasms | 66 |
| Neoplasm Metastasis | 65 |
| Melanoma | 63 |
Trials
Showing 1 to 25 of 4,029. Each trial links to its page on Pharma Observatory.
3,929 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.