Clinical trials
Terminated Observational Breast Neoplasms trials
Search ClinicalTrials.gov registrations by keyword, then narrow by condition, phase, status, country and start year.
139 trials match Source: ClinicalTrials.gov registrations
Trials started per year
By phase, 2000 to 2026.
| Category | Trials |
|---|---|
| 2000 | 1 |
| 2001 | 1 |
| 2002 | 1 |
| 2003 | 2 |
| 2005 | 4 |
| 2006 | 5 |
| 2007 | 8 |
| 2008 | 11 |
| 2009 | 11 |
| 2010 | 12 |
| 2011 | 16 |
| 2012 | 5 |
| 2013 | 3 |
| 2014 | 5 |
| 2015 | 5 |
| 2016 | 5 |
| 2017 | 5 |
| 2018 | 7 |
| 2019 | 8 |
| 2020 | 2 |
| 2021 | 1 |
| 2022 | 5 |
| 2023 | 8 |
| 2024 | 3 |
| 2025 | 2 |
Status
Trials by registry status. Select a bar to filter.
| Category | Trials |
|---|---|
| Terminated | 139 |
Top lead sponsors
A sponsor with a page on Pharma Observatory links to it.
| Category | Trials |
|---|---|
| AstraZeneca | 7 |
| Pfizer | 5 |
| Stanford University | 4 |
| Vanderbilt-Ingram Cancer Center | 4 |
| AHS Cancer Control Alberta | 3 |
| Centre Oscar Lambret | 3 |
| GE Healthcare | 3 |
| Hoffmann-La Roche | 3 |
| Hoosier Cancer Research Network | 3 |
| Indiana University | 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 | 139 |
| Neoplasms | 16 |
| Carcinoma, Ovarian Epithelial | 8 |
| Ovarian Neoplasms | 8 |
| Lung Neoplasms | 7 |
| Carcinoma, Non-Small-Cell Lung | 6 |
| Colonic Neoplasms | 6 |
| Hodgkin Disease | 6 |
| Lymphoma, Non-Hodgkin | 6 |
| Neoplasm Metastasis | 6 |
Trials
Showing 1 to 25 of 139. Each trial links to its page on Pharma Observatory.
39 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.