Clinical trials
Apnea trials
Search ClinicalTrials.gov registrations by keyword, then narrow by condition, phase, status, country and start year.
258 trials match Source: ClinicalTrials.gov registrations
Trials started per year
By phase, 2000 to 2026.
| Category | Trials |
|---|---|
| 2000 | 1 |
| 2001 | 1 |
| 2003 | 2 |
| 2004 | 4 |
| 2005 | 1 |
| 2006 | 11 |
| 2007 | 4 |
| 2008 | 5 |
| 2009 | 10 |
| 2010 | 5 |
| 2011 | 14 |
| 2012 | 9 |
| 2013 | 14 |
| 2014 | 13 |
| 2015 | 13 |
| 2016 | 13 |
| 2017 | 13 |
| 2018 | 17 |
| 2019 | 16 |
| 2020 | 10 |
| 2021 | 14 |
| 2022 | 11 |
| 2023 | 16 |
| 2024 | 13 |
| 2025 | 5 |
| 2026 | 18 |
Status
Trials by registry status. Select a bar to filter.
| Category | Trials |
|---|---|
| Completed | 150 |
| Unknown status | 39 |
| Recruiting | 28 |
| Terminated | 15 |
| Not yet recruiting | 11 |
| Withdrawn | 8 |
| Active, not recruiting | 6 |
| Suspended | 1 |
Top lead sponsors
A sponsor with a page on Pharma Observatory links to it.
| Category | Trials |
|---|---|
| Centro Universitario La Salle | 7 |
| McGill University Health Centre/Research Institute of the McGill University Health Centre | 5 |
| Sunnybrook Health Sciences Centre | 4 |
| University of Alberta | 4 |
| University of Manitoba | 4 |
| University of Zurich | 4 |
| Washington University School of Medicine | 4 |
| Brooke Army Medical Center | 3 |
| IRCCS Azienda Ospedaliero-Universitaria di Bologna | 3 |
| Insel Gruppe AG, University Hospital Bern | 3 |
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 |
|---|---|
| Apnea | 258 |
| Sleep Apnea, Obstructive | 57 |
| Premature Birth | 45 |
| Sleep Apnea Syndromes | 42 |
| Hypoxia | 30 |
| Bradycardia | 19 |
| Sleep Wake Disorders | 15 |
| Respiratory Insufficiency | 13 |
| Pain | 12 |
| Respiration Disorders | 12 |
Trials
Showing 51 to 75 of 258. Each trial links to its page on Pharma Observatory.
158 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.