Clinical trials
Completed Phase 1 Breast Neoplasms trials
Search ClinicalTrials.gov registrations by keyword, then narrow by condition, phase, status, country and start year.
796 trials match Source: ClinicalTrials.gov registrations
Trials started per year
By phase, 2000 to 2026.
| Category | Trials |
|---|---|
| 2000 | 9 |
| 2001 | 18 |
| 2002 | 13 |
| 2003 | 16 |
| 2004 | 20 |
| 2005 | 32 |
| 2006 | 37 |
| 2007 | 39 |
| 2008 | 40 |
| 2009 | 41 |
| 2010 | 35 |
| 2011 | 36 |
| 2012 | 41 |
| 2013 | 46 |
| 2014 | 40 |
| 2015 | 32 |
| 2016 | 42 |
| 2017 | 40 |
| 2018 | 42 |
| 2019 | 31 |
| 2020 | 36 |
| 2021 | 22 |
| 2022 | 17 |
| 2023 | 17 |
| 2024 | 6 |
| 2025 | 3 |
| 2026 | 1 |
Status
Trials by registry status. Select a bar to filter.
| Category | Trials |
|---|---|
| Completed | 796 |
Top lead sponsors
A sponsor with a page on Pharma Observatory links to it.
| Category | Trials |
|---|---|
| National Cancer Institute (NCI) | 54 |
| Novartis Pharmaceuticals | 23 |
| Memorial Sloan Kettering Cancer Center | 21 |
| AstraZeneca | 18 |
| GlaxoSmithKline | 15 |
| Mayo Clinic | 14 |
| Washington University School of Medicine | 13 |
| M.D. Anderson Cancer Center | 12 |
| Pfizer | 12 |
| Dana-Farber Cancer Institute | 11 |
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 | 796 |
| Ovarian Neoplasms | 122 |
| Carcinoma, Non-Small-Cell Lung | 91 |
| Colorectal Neoplasms | 86 |
| Neoplasms | 85 |
| Pancreatic Neoplasms | 85 |
| Prostatic Neoplasms | 82 |
| Lung Neoplasms | 78 |
| Stomach Neoplasms | 69 |
| Melanoma | 64 |
Trials
Showing 1 to 25 of 796. Each trial links to its page on Pharma Observatory.
696 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.