Clinical trials
Phase 4 Breast Neoplasms trials in the United States
Search ClinicalTrials.gov registrations by keyword, then narrow by condition, phase, status, country and start year.
66 trials match Source: ClinicalTrials.gov registrations
Trials started per year
By phase, 2000 to 2026.
| Category | Trials |
|---|---|
| 2001 | 3 |
| 2003 | 1 |
| 2004 | 2 |
| 2005 | 4 |
| 2006 | 1 |
| 2007 | 4 |
| 2008 | 6 |
| 2009 | 2 |
| 2010 | 2 |
| 2011 | 3 |
| 2012 | 2 |
| 2013 | 1 |
| 2014 | 2 |
| 2015 | 1 |
| 2016 | 3 |
| 2017 | 2 |
| 2018 | 2 |
| 2019 | 3 |
| 2020 | 2 |
| 2021 | 3 |
| 2022 | 5 |
| 2023 | 3 |
| 2024 | 4 |
| 2025 | 4 |
| 2026 | 1 |
Status
Trials by registry status. Select a bar to filter.
| Category | Trials |
|---|---|
| Completed | 35 |
| Recruiting | 12 |
| Terminated | 8 |
| Withdrawn | 7 |
| Unknown status | 3 |
| Active, not recruiting | 1 |
Top lead sponsors
A sponsor with a page on Pharma Observatory links to it.
| Category | Trials |
|---|---|
| Memorial Sloan Kettering Cancer Center | 4 |
| Eli Lilly and Company | 3 |
| Hoffmann-La Roche | 3 |
| Novartis Pharmaceuticals | 3 |
| Weill Medical College of Cornell University | 3 |
| Cancer Center of Irvine | 2 |
| Novartis | 2 |
| Thomas Jefferson University | 2 |
| University of California, San Francisco | 2 |
| Agendia | 1 |
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 | 66 |
| Postoperative Pain | 4 |
| Brain Neoplasms | 3 |
| Colorectal Neoplasms | 3 |
| Ovarian Neoplasms | 3 |
| Bone Diseases, Metabolic | 2 |
| Breast Carcinoma In Situ | 2 |
| Head and Neck Neoplasms | 2 |
| Lymphedema | 2 |
| Mastodynia | 2 |
Trials
Showing 1 to 25 of 66. Each trial links to its page 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.