Clinical trials
Observational Neoplasms trials
Search ClinicalTrials.gov registrations by keyword, then narrow by condition, phase, status, country and start year.
2,715 trials match Source: ClinicalTrials.gov registrations
Trials started per year
By phase, 2000 to 2026.
| Category | Trials |
|---|---|
| 2000 | 16 |
| 2001 | 15 |
| 2002 | 27 |
| 2003 | 23 |
| 2004 | 23 |
| 2005 | 38 |
| 2006 | 54 |
| 2007 | 55 |
| 2008 | 58 |
| 2009 | 79 |
| 2010 | 84 |
| 2011 | 80 |
| 2012 | 85 |
| 2013 | 86 |
| 2014 | 86 |
| 2015 | 91 |
| 2016 | 124 |
| 2017 | 130 |
| 2018 | 139 |
| 2019 | 174 |
| 2020 | 189 |
| 2021 | 188 |
| 2022 | 154 |
| 2023 | 160 |
| 2024 | 170 |
| 2025 | 162 |
| 2026 | 140 |
Status
Trials by registry status. Select a bar to filter.
| Category | Trials |
|---|---|
| Completed | 1,201 |
| Recruiting | 521 |
| Unknown status | 478 |
| Terminated | 137 |
| Active, not recruiting | 134 |
| Not yet recruiting | 117 |
| Withdrawn | 74 |
| Enrolling by invitation | 40 |
| Suspended | 13 |
Top lead sponsors
A sponsor with a page on Pharma Observatory links to it.
| Category | Trials |
|---|---|
| National Cancer Institute (NCI) | 113 |
| M.D. Anderson Cancer Center | 55 |
| St. Jude Children's Research Hospital | 40 |
| Assistance Publique - Hôpitaux de Paris | 39 |
| Memorial Sloan Kettering Cancer Center | 31 |
| Hospices Civils de Lyon | 27 |
| National Taiwan University Hospital | 24 |
| Royal Marsden NHS Foundation Trust | 24 |
| Wake Forest University Health Sciences | 24 |
| AbbVie | 21 |
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 | 2,715 |
| Breast Neoplasms | 173 |
| Lung Neoplasms | 113 |
| Colorectal Neoplasms | 93 |
| Prostatic Neoplasms | 81 |
| Cardiovascular Diseases | 66 |
| Neoplasm Metastasis | 63 |
| Pancreatic Neoplasms | 59 |
| Diabetes Mellitus | 58 |
| Colonic Neoplasms | 55 |
Trials
Showing 26 to 50 of 2,715. Each trial links to its page on Pharma Observatory.
2,615 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
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