Clinical trials
Breast Neoplasms trials
Search ClinicalTrials.gov registrations by keyword, then narrow by condition, phase, status, country and start year.
13,469 trials match Source: ClinicalTrials.gov registrations
Trials started per year
By phase, 2000 to 2026.
| Category | Trials |
|---|---|
| 2000 | 122 |
| 2001 | 144 |
| 2002 | 172 |
| 2003 | 203 |
| 2004 | 263 |
| 2005 | 303 |
| 2006 | 390 |
| 2007 | 415 |
| 2008 | 455 |
| 2009 | 447 |
| 2010 | 445 |
| 2011 | 413 |
| 2012 | 433 |
| 2013 | 441 |
| 2014 | 492 |
| 2015 | 570 |
| 2016 | 569 |
| 2017 | 555 |
| 2018 | 546 |
| 2019 | 642 |
| 2020 | 597 |
| 2021 | 717 |
| 2022 | 742 |
| 2023 | 748 |
| 2024 | 746 |
| 2025 | 773 |
| 2026 | 680 |
Status
Trials by registry status. Select a bar to filter.
| Category | Trials |
|---|---|
| Completed | 6,549 |
| Unknown status | 1,885 |
| Recruiting | 1,820 |
| Terminated | 1,157 |
| Active, not recruiting | 890 |
| Not yet recruiting | 584 |
| Withdrawn | 449 |
| Enrolling by invitation | 73 |
| Suspended | 43 |
| No longer available | 7 |
| Approved for marketing | 6 |
| Available | 5 |
| Temporarily not available | 1 |
Top lead sponsors
A sponsor with a page on Pharma Observatory links to it.
| Category | Trials |
|---|---|
| National Cancer Institute (NCI) | 288 |
| Memorial Sloan Kettering Cancer Center | 234 |
| Fudan University | 219 |
| M.D. Anderson Cancer Center | 216 |
| AstraZeneca | 174 |
| Hoffmann-La Roche | 174 |
| Novartis Pharmaceuticals | 164 |
| Pfizer | 152 |
| Dana-Farber Cancer Institute | 138 |
| Mayo Clinic | 138 |
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 | 13,469 |
| Neoplasms | 713 |
| Ovarian Neoplasms | 598 |
| Lung Neoplasms | 586 |
| Neoplasm Metastasis | 547 |
| Prostatic Neoplasms | 544 |
| Colorectal Neoplasms | 533 |
| Triple Negative Breast Neoplasms | 468 |
| Carcinoma, Non-Small-Cell Lung | 385 |
| Pancreatic Neoplasms | 349 |
Trials
Showing 26 to 50 of 13,469. Each trial links to its page on Pharma Observatory.
13,369 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.