Clinical trials
Phase 1 Breast Neoplasms trials
Search ClinicalTrials.gov registrations by keyword, then narrow by condition, phase, status, country and start year.
1,412 trials match Source: ClinicalTrials.gov registrations
Trials started per year
By phase, 2000 to 2026.
| Category | Trials |
|---|---|
| 2000 | 11 |
| 2001 | 21 |
| 2002 | 17 |
| 2003 | 20 |
| 2004 | 24 |
| 2005 | 36 |
| 2006 | 42 |
| 2007 | 49 |
| 2008 | 54 |
| 2009 | 57 |
| 2010 | 54 |
| 2011 | 50 |
| 2012 | 49 |
| 2013 | 55 |
| 2014 | 59 |
| 2015 | 50 |
| 2016 | 69 |
| 2017 | 66 |
| 2018 | 69 |
| 2019 | 63 |
| 2020 | 79 |
| 2021 | 59 |
| 2022 | 68 |
| 2023 | 66 |
| 2024 | 65 |
| 2025 | 54 |
| 2026 | 47 |
Status
Trials by registry status. Select a bar to filter.
| Category | Trials |
|---|---|
| Completed | 796 |
| Terminated | 175 |
| Recruiting | 152 |
| Unknown status | 95 |
| Active, not recruiting | 92 |
| Withdrawn | 69 |
| Not yet recruiting | 20 |
| Suspended | 8 |
| Enrolling by invitation | 5 |
Top lead sponsors
A sponsor with a page on Pharma Observatory links to it.
| Category | Trials |
|---|---|
| National Cancer Institute (NCI) | 86 |
| M.D. Anderson Cancer Center | 32 |
| Novartis Pharmaceuticals | 32 |
| Memorial Sloan Kettering Cancer Center | 29 |
| Pfizer | 26 |
| AstraZeneca | 23 |
| Mayo Clinic | 19 |
| Dana-Farber Cancer Institute | 18 |
| Eli Lilly and Company | 17 |
| GlaxoSmithKline | 17 |
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 | 1,412 |
| Ovarian Neoplasms | 220 |
| Carcinoma, Non-Small-Cell Lung | 165 |
| Colorectal Neoplasms | 162 |
| Pancreatic Neoplasms | 158 |
| Lung Neoplasms | 152 |
| Prostatic Neoplasms | 140 |
| Stomach Neoplasms | 140 |
| Neoplasms | 139 |
| Neoplasm Metastasis | 130 |
Trials
Showing 1 to 25 of 1,412. Each trial links to its page on Pharma Observatory.
1,312 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.