Clinical trials
Withdrawn Observational Neoplasms trials
Search ClinicalTrials.gov registrations by keyword, then narrow by condition, phase, status, country and start year.
74 trials match Source: ClinicalTrials.gov registrations
Trials started per year
By phase, 2000 to 2026.
| Category | Trials |
|---|---|
| 2000 | 1 |
| 2004 | 2 |
| 2005 | 2 |
| 2006 | 2 |
| 2007 | 2 |
| 2008 | 2 |
| 2009 | 4 |
| 2011 | 2 |
| 2012 | 5 |
| 2013 | 3 |
| 2014 | 6 |
| 2015 | 5 |
| 2016 | 2 |
| 2017 | 5 |
| 2018 | 3 |
| 2019 | 2 |
| 2020 | 4 |
| 2021 | 2 |
| 2022 | 1 |
| 2023 | 5 |
| 2024 | 8 |
| 2025 | 2 |
| 2026 | 3 |
Status
Trials by registry status. Select a bar to filter.
| Category | Trials |
|---|---|
| Withdrawn | 74 |
Top lead sponsors
A sponsor with a page on Pharma Observatory links to it.
| Category | Trials |
|---|---|
| National Cancer Institute (NCI) | 5 |
| Entia Ltd | 2 |
| M.D. Anderson Cancer Center | 2 |
| Ottawa Hospital Research Institute | 2 |
| St. Joseph Hospital of Orange | 2 |
| St. Jude Children's Research Hospital | 2 |
| University Hospital, Lille | 2 |
| University of Colorado, Denver | 2 |
| University of Mississippi Medical Center | 2 |
| AHEPA University Hospital | 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 |
|---|---|
| Neoplasms | 74 |
| Prostatic Neoplasms | 4 |
| Recurrence | 4 |
| Breast Neoplasms | 2 |
| Death | 2 |
| Diabetes Mellitus | 2 |
| Hematologic Diseases | 2 |
| Leukemia | 2 |
| Leukemia, Myeloid, Acute | 2 |
| Lung Neoplasms | 2 |
Trials
Showing 1 to 25 of 74. 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.
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