Clinical trials
Completed Observational Neoplasms trials
Search ClinicalTrials.gov registrations by keyword, then narrow by condition, phase, status, country and start year.
1,201 trials match Source: ClinicalTrials.gov registrations
Trials started per year
By phase, 2000 to 2026.
| Category | Trials |
|---|---|
| 2000 | 11 |
| 2001 | 10 |
| 2002 | 14 |
| 2003 | 16 |
| 2004 | 16 |
| 2005 | 27 |
| 2006 | 34 |
| 2007 | 39 |
| 2008 | 38 |
| 2009 | 40 |
| 2010 | 61 |
| 2011 | 49 |
| 2012 | 51 |
| 2013 | 58 |
| 2014 | 47 |
| 2015 | 59 |
| 2016 | 60 |
| 2017 | 60 |
| 2018 | 69 |
| 2019 | 75 |
| 2020 | 90 |
| 2021 | 71 |
| 2022 | 59 |
| 2023 | 44 |
| 2024 | 32 |
| 2025 | 11 |
| 2026 | 4 |
Status
Trials by registry status. Select a bar to filter.
| Category | Trials |
|---|---|
| Completed | 1,201 |
Top lead sponsors
A sponsor with a page on Pharma Observatory links to it.
| Category | Trials |
|---|---|
| National Cancer Institute (NCI) | 72 |
| M.D. Anderson Cancer Center | 25 |
| St. Jude Children's Research Hospital | 23 |
| Memorial Sloan Kettering Cancer Center | 20 |
| GlaxoSmithKline | 16 |
| Assistance Publique - Hôpitaux de Paris | 15 |
| Wake Forest University Health Sciences | 14 |
| AbbVie | 13 |
| Institut Bergonié | 10 |
| National Institutes of Health Clinical Center (CC) | 10 |
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 | 1,201 |
| Breast Neoplasms | 84 |
| Lung Neoplasms | 39 |
| Colorectal Neoplasms | 36 |
| Prostatic Neoplasms | 35 |
| COVID-19 | 26 |
| Colonic Neoplasms | 23 |
| Neoplasm Metastasis | 23 |
| Diabetes Mellitus | 22 |
| Brain Neoplasms | 20 |
Trials
Showing 1 to 25 of 1,201. Each trial links to its page on Pharma Observatory.
1,101 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.