Clinical trials
Phase 2/3 trials with unknown status
Search ClinicalTrials.gov registrations by keyword, then narrow by condition, phase, status, country and start year.
1,478 trials match Source: ClinicalTrials.gov registrations
Trials started per year
By phase, 2000 to 2026.
| Category | Trials |
|---|---|
| 2000 | 3 |
| 2001 | 7 |
| 2002 | 11 |
| 2003 | 8 |
| 2004 | 19 |
| 2005 | 16 |
| 2006 | 28 |
| 2007 | 38 |
| 2008 | 36 |
| 2009 | 59 |
| 2010 | 57 |
| 2011 | 41 |
| 2012 | 73 |
| 2013 | 52 |
| 2014 | 77 |
| 2015 | 81 |
| 2016 | 89 |
| 2017 | 83 |
| 2018 | 104 |
| 2019 | 94 |
| 2020 | 122 |
| 2021 | 120 |
| 2022 | 112 |
| 2023 | 85 |
| 2024 | 39 |
| 2025 | 3 |
Status
Trials by registry status. Select a bar to filter.
| Category | Trials |
|---|---|
| Unknown status | 1,478 |
Top lead sponsors
A sponsor with a page on Pharma Observatory links to it.
| Category | Trials |
|---|---|
| Assiut University | 43 |
| Cairo University | 28 |
| Nanfang Hospital, Southern Medical University | 24 |
| Ain Shams University | 21 |
| Shahid Beheshti University of Medical Sciences | 21 |
| Peking Union Medical College Hospital | 18 |
| Fudan University | 15 |
| Sun Yat-sen University | 13 |
| Fujian Medical University | 11 |
| Tanta University | 11 |
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 |
|---|---|
| COVID-19 | 78 |
| Breast Neoplasms | 33 |
| Carcinoma, Hepatocellular | 26 |
| Heart Failure | 20 |
| Stroke | 20 |
| Neoplasms | 19 |
| Postoperative Pain | 19 |
| Colorectal Neoplasms | 18 |
| Carcinoma, Non-Small-Cell Lung | 16 |
| Diabetes Mellitus | 16 |
Trials
Showing 51 to 75 of 1,478. Each trial links to its page on Pharma Observatory.
1,378 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.
No changes to these trials in the last 7 days.
Go deeper on Pharma Observatory
Pharma Observatory connects clinical trials, sponsors, sites and investigators in one searchable platform.