Clinical trials
Withdrawn Breast Neoplasms trials
Search ClinicalTrials.gov registrations by keyword, then narrow by condition, phase, status, country and start year.
449 trials match Source: ClinicalTrials.gov registrations
Trials started per year
By phase, 2000 to 2026.
| Category | Trials |
|---|---|
| 2000 | 4 |
| 2001 | 1 |
| 2002 | 3 |
| 2003 | 4 |
| 2004 | 4 |
| 2005 | 7 |
| 2006 | 11 |
| 2007 | 10 |
| 2008 | 16 |
| 2009 | 17 |
| 2010 | 14 |
| 2011 | 14 |
| 2012 | 24 |
| 2013 | 17 |
| 2014 | 29 |
| 2015 | 22 |
| 2016 | 18 |
| 2017 | 20 |
| 2018 | 21 |
| 2019 | 26 |
| 2020 | 32 |
| 2021 | 25 |
| 2022 | 31 |
| 2023 | 23 |
| 2024 | 12 |
| 2025 | 12 |
| 2026 | 10 |
Status
Trials by registry status. Select a bar to filter.
| Category | Trials |
|---|---|
| Withdrawn | 449 |
Top lead sponsors
A sponsor with a page on Pharma Observatory links to it.
| Category | Trials |
|---|---|
| M.D. Anderson Cancer Center | 17 |
| Case Comprehensive Cancer Center | 13 |
| National Cancer Institute (NCI) | 8 |
| Pfizer | 8 |
| Stanford University | 7 |
| City of Hope Medical Center | 6 |
| Mayo Clinic | 6 |
| Memorial Sloan Kettering Cancer Center | 6 |
| Northwestern University | 6 |
| University of Arkansas | 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 |
|---|---|
| Breast Neoplasms | 449 |
| Lung Neoplasms | 24 |
| Neoplasm Metastasis | 24 |
| Triple Negative Breast Neoplasms | 23 |
| Carcinoma, Non-Small-Cell Lung | 21 |
| Ovarian Neoplasms | 18 |
| Colorectal Neoplasms | 17 |
| Neoplasms | 15 |
| Pancreatic Neoplasms | 15 |
| Prostatic Neoplasms | 15 |
Trials
Showing 26 to 50 of 449. Each trial links to its page on Pharma Observatory.
349 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.