Clinical trials
Active, not recruiting trials in Canada
Search ClinicalTrials.gov registrations by keyword, then narrow by condition, phase, status, country and start year.
2,256 trials match Source: ClinicalTrials.gov registrations
Trials started per year
By phase, 2000 to 2026.
| Category | Trials |
|---|---|
| 2000 | 2 |
| 2001 | 1 |
| 2002 | 1 |
| 2003 | 1 |
| 2004 | 3 |
| 2005 | 3 |
| 2006 | 6 |
| 2007 | 7 |
| 2008 | 14 |
| 2009 | 7 |
| 2010 | 8 |
| 2011 | 11 |
| 2012 | 22 |
| 2013 | 27 |
| 2014 | 52 |
| 2015 | 65 |
| 2016 | 67 |
| 2017 | 90 |
| 2018 | 154 |
| 2019 | 171 |
| 2020 | 185 |
| 2021 | 255 |
| 2022 | 270 |
| 2023 | 303 |
| 2024 | 315 |
| 2025 | 185 |
| 2026 | 29 |
Status
Trials by registry status. Select a bar to filter.
| Category | Trials |
|---|---|
| Active, not recruiting | 2,256 |
Top lead sponsors
A sponsor with a page on Pharma Observatory links to it.
| Category | Trials |
|---|---|
| University Health Network, Toronto | 110 |
| AstraZeneca | 100 |
| National Cancer Institute (NCI) | 71 |
| Novartis Pharmaceuticals | 62 |
| Merck Sharp & Dohme LLC | 55 |
| Hoffmann-La Roche | 52 |
| Janssen Research & Development, LLC | 52 |
| AbbVie | 49 |
| Sunnybrook Health Sciences Centre | 39 |
| Pfizer | 36 |
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 |
|---|---|
| Carcinoma, Non-Small-Cell Lung | 116 |
| Breast Neoplasms | 104 |
| Prostatic Neoplasms | 86 |
| Neoplasms | 82 |
| Neoplasm Metastasis | 54 |
| Obesity | 40 |
| Colorectal Neoplasms | 38 |
| Recurrence | 38 |
| Multiple Myeloma | 37 |
| Ovarian Neoplasms | 37 |
Trials
Showing 26 to 50 of 2,256. Each trial links to its page on Pharma Observatory.
2,156 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.