Clinical trials
Observational trials in Japan with unknown status
Search ClinicalTrials.gov registrations by keyword, then narrow by condition, phase, status, country and start year.
107 trials match Source: ClinicalTrials.gov registrations
Trials started per year
By phase, 2000 to 2026.
| Category | Trials |
|---|---|
| 2000 | 1 |
| 2001 | 1 |
| 2003 | 1 |
| 2004 | 4 |
| 2005 | 1 |
| 2006 | 5 |
| 2007 | 2 |
| 2008 | 3 |
| 2009 | 4 |
| 2010 | 8 |
| 2011 | 4 |
| 2012 | 17 |
| 2013 | 5 |
| 2014 | 6 |
| 2015 | 8 |
| 2016 | 4 |
| 2017 | 5 |
| 2018 | 4 |
| 2019 | 3 |
| 2020 | 7 |
| 2021 | 6 |
| 2022 | 3 |
| 2023 | 1 |
Status
Trials by registry status. Select a bar to filter.
| Category | Trials |
|---|---|
| Unknown status | 107 |
Top lead sponsors
A sponsor with a page on Pharma Observatory links to it.
| Category | Trials |
|---|---|
| Nagoya University | 6 |
| Tomidahama Hospital | 6 |
| Nagaoka Red Cross Hospital | 5 |
| Kobe University | 3 |
| Toshihiko Kono | 3 |
| Hamamatsu University | 2 |
| Japan Cardiovascular Research Foundation | 2 |
| Kindai University | 2 |
| Kyoto University, Graduate School of Medicine | 2 |
| Ministry of Health, Labour and Welfare, Japan | 2 |
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 |
|---|---|
| Osteoporosis | 8 |
| Atrial Fibrillation | 5 |
| Coronary Artery Disease | 5 |
| Stomach Neoplasms | 5 |
| Stroke | 5 |
| Atherosclerosis | 4 |
| Diabetes Mellitus, Type 2 | 4 |
| Cardiovascular Diseases | 3 |
| Coronary Disease | 3 |
| Ischemic Stroke | 3 |
Trials
Showing 1 to 25 of 107. Each trial links to its page on Pharma Observatory.
7 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.