Clinical trials
Phase 2 trials
Search ClinicalTrials.gov registrations by keyword, then narrow by condition, phase, status, country and start year.
65,833 trials match Source: ClinicalTrials.gov registrations
Trials started per year
By phase, 2000 to 2026.
| Category | Trials |
|---|---|
| 2000 | 567 |
| 2001 | 704 |
| 2002 | 942 |
| 2003 | 1,154 |
| 2004 | 1,544 |
| 2005 | 1,866 |
| 2006 | 2,149 |
| 2007 | 2,346 |
| 2008 | 2,419 |
| 2009 | 2,485 |
| 2010 | 2,382 |
| 2011 | 2,407 |
| 2012 | 2,375 |
| 2013 | 2,268 |
| 2014 | 2,288 |
| 2015 | 2,486 |
| 2016 | 2,491 |
| 2017 | 2,574 |
| 2018 | 2,648 |
| 2019 | 2,769 |
| 2020 | 3,131 |
| 2021 | 3,354 |
| 2022 | 3,000 |
| 2023 | 2,978 |
| 2024 | 3,189 |
| 2025 | 3,442 |
| 2026 | 3,474 |
Status
Trials by registry status. Select a bar to filter.
| Category | Trials |
|---|---|
| Completed | 34,256 |
| Unknown status | 7,828 |
| Terminated | 7,294 |
| Recruiting | 7,130 |
| Active, not recruiting | 3,301 |
| Not yet recruiting | 2,913 |
| Withdrawn | 2,686 |
| Suspended | 228 |
| Enrolling by invitation | 197 |
Top lead sponsors
A sponsor with a page on Pharma Observatory links to it.
| Category | Trials |
|---|---|
| National Cancer Institute (NCI) | 1,503 |
| M.D. Anderson Cancer Center | 1,036 |
| GlaxoSmithKline | 802 |
| Novartis Pharmaceuticals | 703 |
| Memorial Sloan Kettering Cancer Center | 646 |
| Pfizer | 605 |
| Sun Yat-sen University | 570 |
| Fudan University | 534 |
| National Institute of Allergy and Infectious Diseases (NIAID) | 520 |
| AstraZeneca | 468 |
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 | 2,817 |
| Carcinoma, Non-Small-Cell Lung | 2,320 |
| Prostatic Neoplasms | 1,452 |
| Colorectal Neoplasms | 1,315 |
| Neoplasms | 1,283 |
| Multiple Myeloma | 1,101 |
| Lung Neoplasms | 1,069 |
| Neoplasm Metastasis | 1,013 |
| Leukemia, Myeloid, Acute | 1,000 |
| Lymphoma | 907 |
Trials
Showing 1 to 25 of 65,833. Each trial links to its page on Pharma Observatory.
65,733 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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