Clinical trials
Phase 4 trials in Canada
Search ClinicalTrials.gov registrations by keyword, then narrow by condition, phase, status, country and start year.
1,717 trials match Source: ClinicalTrials.gov registrations
Trials started per year
By phase, 2000 to 2026.
| Category | Trials |
|---|---|
| 2000 | 6 |
| 2001 | 22 |
| 2002 | 29 |
| 2003 | 37 |
| 2004 | 42 |
| 2005 | 72 |
| 2006 | 73 |
| 2007 | 74 |
| 2008 | 81 |
| 2009 | 85 |
| 2010 | 73 |
| 2011 | 90 |
| 2012 | 78 |
| 2013 | 80 |
| 2014 | 80 |
| 2015 | 85 |
| 2016 | 96 |
| 2017 | 73 |
| 2018 | 77 |
| 2019 | 57 |
| 2020 | 37 |
| 2021 | 76 |
| 2022 | 46 |
| 2023 | 64 |
| 2024 | 54 |
| 2025 | 49 |
| 2026 | 47 |
Status
Trials by registry status. Select a bar to filter.
| Category | Trials |
|---|---|
| Completed | 1,105 |
| Unknown status | 192 |
| Terminated | 141 |
| Recruiting | 134 |
| Withdrawn | 55 |
| Active, not recruiting | 48 |
| Not yet recruiting | 34 |
| Enrolling by invitation | 6 |
| Suspended | 2 |
Top lead sponsors
A sponsor with a page on Pharma Observatory links to it.
| Category | Trials |
|---|---|
| University Health Network, Toronto | 72 |
| University of British Columbia | 71 |
| Ottawa Hospital Research Institute | 54 |
| University of Alberta | 49 |
| GlaxoSmithKline | 43 |
| London Health Sciences Centre Research Institute OR Lawson Research Institute of St. Joseph's | 38 |
| Pfizer | 35 |
| Queen's University | 35 |
| McGill University Health Centre/Research Institute of the McGill University Health Centre | 34 |
| McMaster University | 33 |
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 |
|---|---|
| Diabetes Mellitus, Type 2 | 66 |
| Asthma | 57 |
| Pain | 45 |
| Pulmonary Disease, Chronic Obstructive | 42 |
| Diabetes Mellitus | 41 |
| Postoperative Pain | 36 |
| Cardiovascular Diseases | 31 |
| Atrial Fibrillation | 30 |
| Coronary Artery Disease | 29 |
| Major Depressive Disorder | 27 |
Trials
Showing 51 to 75 of 1,717. Each trial links to its page on Pharma Observatory.
1,617 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
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