Clinical trials
Withdrawn trials in Canada with no applicable phase
Search ClinicalTrials.gov registrations by keyword, then narrow by condition, phase, status, country and start year.
250 trials match Source: ClinicalTrials.gov registrations
Trials started per year
By phase, 2000 to 2026.
| Category | Trials |
|---|---|
| 2005 | 1 |
| 2006 | 3 |
| 2007 | 5 |
| 2008 | 3 |
| 2009 | 5 |
| 2010 | 6 |
| 2011 | 5 |
| 2012 | 9 |
| 2013 | 9 |
| 2014 | 17 |
| 2015 | 18 |
| 2016 | 14 |
| 2017 | 12 |
| 2018 | 19 |
| 2019 | 15 |
| 2020 | 22 |
| 2021 | 23 |
| 2022 | 17 |
| 2023 | 18 |
| 2024 | 8 |
| 2025 | 9 |
| 2026 | 1 |
Status
Trials by registry status. Select a bar to filter.
| Category | Trials |
|---|---|
| Withdrawn | 250 |
Top lead sponsors
A sponsor with a page on Pharma Observatory links to it.
| Category | Trials |
|---|---|
| University of British Columbia | 22 |
| London Health Sciences Centre Research Institute OR Lawson Research Institute of St. Joseph's | 18 |
| University of Alberta | 18 |
| McMaster University | 16 |
| Centre hospitalier de l'Université de Montréal (CHUM) | 10 |
| University Health Network, Toronto | 9 |
| University of Calgary | 8 |
| University of Manitoba | 7 |
| Ottawa Hospital Research Institute | 6 |
| Unity Health Toronto | 6 |
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 |
|---|---|
| Pain | 8 |
| Chronic Pain | 7 |
| Obesity | 7 |
| Anxiety Disorders | 6 |
| Osteoarthritis, Knee | 6 |
| Breast Neoplasms | 5 |
| Diabetes Mellitus | 5 |
| Neoplasms | 5 |
| Osteoarthritis | 5 |
| Cardiovascular Diseases | 4 |
Trials
Showing 1 to 25 of 250. Each trial links to its page on Pharma Observatory.
150 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.