Clinical trials
Sleep Apnea, Obstructive trials
Search ClinicalTrials.gov registrations by keyword, then narrow by condition, phase, status, country and start year.
2,150 trials match Source: ClinicalTrials.gov registrations
Trials started per year
By phase, 2000 to 2026.
| Category | Trials |
|---|---|
| 2000 | 1 |
| 2001 | 3 |
| 2002 | 3 |
| 2003 | 11 |
| 2004 | 29 |
| 2005 | 29 |
| 2006 | 31 |
| 2007 | 53 |
| 2008 | 65 |
| 2009 | 71 |
| 2010 | 74 |
| 2011 | 79 |
| 2012 | 76 |
| 2013 | 77 |
| 2014 | 104 |
| 2015 | 109 |
| 2016 | 117 |
| 2017 | 120 |
| 2018 | 98 |
| 2019 | 142 |
| 2020 | 99 |
| 2021 | 120 |
| 2022 | 119 |
| 2023 | 107 |
| 2024 | 128 |
| 2025 | 138 |
| 2026 | 127 |
Status
Trials by registry status. Select a bar to filter.
| Category | Trials |
|---|---|
| Completed | 1,146 |
| Unknown status | 339 |
| Recruiting | 256 |
| Terminated | 125 |
| Not yet recruiting | 103 |
| Withdrawn | 90 |
| Active, not recruiting | 54 |
| Enrolling by invitation | 28 |
| Suspended | 8 |
| Available | 1 |
Top lead sponsors
A sponsor with a page on Pharma Observatory links to it.
| Category | Trials |
|---|---|
| Fisher and Paykel Healthcare | 63 |
| ResMed | 50 |
| University Hospital, Grenoble | 48 |
| Brigham and Women's Hospital | 41 |
| University of California, San Diego | 29 |
| Chinese University of Hong Kong | 25 |
| VA Office of Research and Development | 24 |
| University Hospital, Antwerp | 21 |
| University of Michigan | 21 |
| National Taiwan University Hospital | 20 |
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 |
|---|---|
| Sleep Apnea, Obstructive | 2,150 |
| Sleep Apnea Syndromes | 384 |
| Obesity | 106 |
| Hypertension | 75 |
| Snoring | 65 |
| Apnea | 57 |
| Sleep Wake Disorders | 56 |
| Sleep Initiation and Maintenance Disorders | 43 |
| Sleep Apnea, Central | 40 |
| Pulmonary Disease, Chronic Obstructive | 37 |
Trials
Showing 51 to 75 of 2,150. Each trial links to its page on Pharma Observatory.
2,050 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.