Clinical trials
Recurrence trials
Search ClinicalTrials.gov registrations by keyword, then narrow by condition, phase, status, country and start year.
3,504 trials match Source: ClinicalTrials.gov registrations
Trials started per year
By phase, 2000 to 2026.
| Category | Trials |
|---|---|
| 2000 | 34 |
| 2001 | 28 |
| 2002 | 25 |
| 2003 | 38 |
| 2004 | 63 |
| 2005 | 80 |
| 2006 | 75 |
| 2007 | 94 |
| 2008 | 89 |
| 2009 | 110 |
| 2010 | 112 |
| 2011 | 106 |
| 2012 | 112 |
| 2013 | 102 |
| 2014 | 146 |
| 2015 | 153 |
| 2016 | 151 |
| 2017 | 158 |
| 2018 | 159 |
| 2019 | 179 |
| 2020 | 162 |
| 2021 | 184 |
| 2022 | 185 |
| 2023 | 204 |
| 2024 | 198 |
| 2025 | 213 |
| 2026 | 207 |
Status
Trials by registry status. Select a bar to filter.
| Category | Trials |
|---|---|
| Completed | 1,428 |
| Unknown status | 544 |
| Recruiting | 540 |
| Terminated | 419 |
| Active, not recruiting | 193 |
| Not yet recruiting | 190 |
| Withdrawn | 133 |
| No longer available | 17 |
| Enrolling by invitation | 16 |
| Approved for marketing | 11 |
| Suspended | 6 |
| Available | 6 |
| Temporarily not available | 1 |
Top lead sponsors
A sponsor with a page on Pharma Observatory links to it.
| Category | Trials |
|---|---|
| M.D. Anderson Cancer Center | 62 |
| Celgene | 53 |
| Novartis Pharmaceuticals | 50 |
| Memorial Sloan Kettering Cancer Center | 48 |
| National Cancer Institute (NCI) | 39 |
| Sun Yat-sen University | 36 |
| Fred Hutchinson Cancer Center | 31 |
| AbbVie | 26 |
| Assistance Publique - Hôpitaux de Paris | 25 |
| Amgen | 24 |
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 |
|---|---|
| Recurrence | 3,504 |
| Multiple Myeloma | 400 |
| Leukemia, Myeloid, Acute | 318 |
| Lymphoma | 282 |
| Neoplasms | 274 |
| Neoplasm Metastasis | 254 |
| Precursor Cell Lymphoblastic Leukemia-Lymphoma | 248 |
| Lymphoma, Non-Hodgkin | 243 |
| Lymphoma, Large B-Cell, Diffuse | 238 |
| Leukemia, Lymphocytic, Chronic, B-Cell | 211 |
Trials
Showing 1 to 25 of 3,504. Each trial links to its page on Pharma Observatory.
3,404 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.