Sleep apnea study tests coaching to boost mouth guard use

NCT ID NCT04092660

Recruiting now Symptom relief Sponsor: Queen Mary University of London Source: ClinicalTrials.gov ↗

First seen Jun 27, 2026 · Last updated Jun 27, 2026

Summary

This study tests whether extra support—like a health pamphlet, a video, and motivational counseling—helps people with obstructive sleep apnea use their mandibular advancement appliance (a mouth guard) more consistently. Fifty-six adults (age 40+) with sleep apnea will be randomly assigned to receive either the extra support or standard care. Their mouth guard use will be tracked for 6 months using a micro-sensor and sleep diaries.

What this could mean

Our plain-language read of the trial. This is informational only — not medical advice or a prediction.

Active substance: behavioural support (health pamphlet, video, and motivational counseling)
What this could lead to: If it works, this could point toward simple ways to help people with sleep apnea stick with their mouth guard treatment, improving their sleep and health.
What could go wrong: This is a small, early-stage study (56 people) testing a behavioural intervention, not a new drug or device. The extra support may not make a meaningful difference in how often people use the mouth guard.

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Conditions

The condition(s) this trial relates to.

obstructive sleep apnea syndrome

As listed by the trial registrant

The condition terms exactly as the trial's registrant entered them.

OBSTRUCTIVE SLEEP APNEA

Contacts and locations

Locations

Royal London Dental Hospital
RECRUITING

London, E1 2AD, United Kingdom

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