Clinical trials
Observational Breast Neoplasms trials in the United Kingdom
Search ClinicalTrials.gov registrations by keyword, then narrow by condition, phase, status, country and start year.
111 trials match Source: ClinicalTrials.gov registrations
Trials started per year
By phase, 2000 to 2026.
| Category | Trials |
|---|---|
| 2005 | 4 |
| 2006 | 1 |
| 2007 | 5 |
| 2008 | 5 |
| 2009 | 3 |
| 2010 | 4 |
| 2011 | 3 |
| 2012 | 2 |
| 2013 | 2 |
| 2014 | 4 |
| 2015 | 6 |
| 2016 | 5 |
| 2017 | 5 |
| 2018 | 6 |
| 2019 | 9 |
| 2020 | 6 |
| 2021 | 9 |
| 2022 | 7 |
| 2023 | 7 |
| 2024 | 9 |
| 2025 | 5 |
| 2026 | 4 |
Status
Trials by registry status. Select a bar to filter.
| Category | Trials |
|---|---|
| Completed | 47 |
| Unknown status | 31 |
| Recruiting | 17 |
| Active, not recruiting | 8 |
| Terminated | 4 |
| Not yet recruiting | 2 |
| Withdrawn | 1 |
| Suspended | 1 |
Top lead sponsors
A sponsor with a page on Pharma Observatory links to it.
| Category | Trials |
|---|---|
| Royal Marsden NHS Foundation Trust | 11 |
| AstraZeneca | 5 |
| Imperial College London | 5 |
| University of Aberdeen | 5 |
| Hoffmann-La Roche | 4 |
| Institute of Cancer Research, United Kingdom | 4 |
| The Leeds Teaching Hospitals NHS Trust | 4 |
| Pfizer | 3 |
| University College, London | 3 |
| University of Leeds | 3 |
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 | 111 |
| Neoplasms | 11 |
| Colorectal Neoplasms | 4 |
| Triple Negative Breast Neoplasms | 4 |
| Breast Carcinoma In Situ | 3 |
| Breast Diseases | 3 |
| Carcinoma, Intraductal, Noninfiltrating | 3 |
| Colonic Neoplasms | 3 |
| Prostatic Neoplasms | 3 |
| Urinary Bladder Neoplasms | 3 |
Trials
Showing 1 to 25 of 111. Each trial links to its page on Pharma Observatory.
11 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.