Obstructive sleep apnea syndrome
MONDO:0007147Cessation of air flow during sleep due to upper airway obstruction.
Also known as: obstructive sleep apnea, obstructive sleep apnea syndrome, Apneas, obstructive sleep, OSAHS, Osa, apnea, obstructive sleep, obstructive sleep Apneas, sleep Apneas, obstructive
469 clinical trials for this condition and its sub-types.
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Broader categories
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Can a sleep machine keep your heart in rhythm?
Disease control TerminatedThis study looked at whether using a positive airway pressure (PAP) machine at night can reduce the return of atrial fibrillation (an irregular heartbeat) in people who also have obstructive sleep apnea. About 129 participants with both conditions were assigned to receive either …
Phase: NA • Sponsor: Philips (China) Investment CO., LTD • Aim: Disease control
Last updated Jun 26, 2026 18:05 UTC
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New sleep apnea mask put to the test at home
Symptom relief TerminatedThis study compared a new prototype nasal mask (Whitsundays) to a standard mask (AirFit N30i) in 30 adults with obstructive sleep apnea. Participants used each mask for 7 nights at home. The goal was to see which mask sealed better, was more comfortable, and easier to use. The st…
Phase: NA • Sponsor: ResMed • Aim: Symptom relief
Last updated Jun 27, 2026 12:25 UTC
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Breathing machine showdown: which mode helps obese patients best?
Symptom relief TerminatedThis study compared two types of non-invasive breathing support for people with sudden breathing failure who are obese or have sleep apnea. One machine automatically adjusts pressure and volume, while the other uses a fixed pressure setting. The goal was to see which method clear…
Phase: NA • Sponsor: University Hospital, Rouen • Aim: Symptom relief
Last updated Jun 27, 2026 12:07 UTC
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Sleep apnea drug trial halted: can danavorexton still help after surgery?
Symptom relief TerminatedThis study tested a single dose of danavorexton in 41 people with moderate to severe sleep apnea who were having abdominal surgery. The goal was to see if the drug could help them breathe steadily in the recovery room. The trial was terminated early, so results are incomplete.
Phase: PHASE2 • Sponsor: Takeda • Aim: Symptom relief
Last updated Jun 26, 2026 18:02 UTC
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Sleep apnea machine tested for IPF lung health – but study stopped early
Knowledge-focused TerminatedThis study looked at whether using a CPAP machine at night could reduce abnormal acid reflux and lung inflammation in people with idiopathic pulmonary fibrosis (IPF) who also have sleep apnea. Only 7 people enrolled before the study was terminated early. The goal was to measure c…
Phase: NA • Sponsor: University of Arizona • Aim: Knowledge-focused
Last updated Jun 27, 2026 11:00 UTC
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Sleep apnea linked to hidden heart damage, study finds
Knowledge-focused TerminatedThis study aimed to find early signs of heart and blood vessel damage in people with obstructive sleep apnea, before serious symptoms appear. Researchers planned to follow 133 patients and check if CPAP treatment could reverse these early changes. The study was terminated early, …
Sponsor: University Hospital, Grenoble • Aim: Knowledge-focused
Last updated Jun 27, 2026 08:07 UTC
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Sleep apnea patients stop CPAP for 2 weeks – Here's what scientists learned
Knowledge-focused TerminatedThis study involved 65 adults with obstructive sleep apnea who had been using CPAP therapy for at least 6 months. Participants stopped using CPAP for 2 weeks so researchers could measure changes in blood vessel function and nerve control of the heart. The goal was to see if a spe…
Phase: NA • Sponsor: Raphael Heinzer • Aim: Knowledge-focused
Last updated Jun 27, 2026 08:03 UTC