Decrease effects of orexin receptor antagonist Suvorexant on masticatory muscle tone during bruxism or clench measured by portable polysomnography

Decrease effects of orexin receptor antagonist Suvorexant on masticatory muscle tone during bruxism or clench measured by portable polysomnography - Decrease effects of Suvorexant on muscle tone during bruxism or clench measured by polysomnography

Status

Recruiting

Phases

Unknown

Study type

Interventional

Source

JPRN

Registry ID

JPRN-UMIN000027098

Enrollment

Registered

2017-04-22

Start date

2017-04-22

Completion date

Unknown

Last updated

2026-06-29

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

bruxism or clench

Interventions

Suvorxant using and the first withdrawal nights

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: Bruxism diagnosed by The International Classification of Sleep Disorders Third Edition (ICSD-3)

Exclusion criteria

Exclusion criteria: The other sleep disorders

Design outcomes

Primary

Measure	Time frame
The change of masticatory muscle tone measured by portable polysomnography on orexin receptor antagonist using and not using nights on bruxism or clench patients using the antagonist for over one month.	—

Countries

Japan

Contacts

Public ContactTakuro Endo

Tokyo Sleep Medical Center Sleep Clinic Chofu

takuro@sleep-t.com0424900700

Outcome results

None listed

Source: JPRN (via WHO ICTRP) · Data processed: Jul 3, 2026