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 1 to 25 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.