Geneva, May 29 -- International Clinical Trials Registry received information related to the study (ChiCTR2600125027) titled 'Efficacy of Lemborexant in Insomnia Disorder Patients With and Without Comorbid Circadian Rhythm Sleep-Wake Disorders: A Dual-Cohort Study' on May 20.

Study Type: Observational study

Study Design: Cohort study

Primary Sponsor: Southern Medical University Southern Hospital

Condition: Insomnia disorders with and without circadian dysrhythmia

Intervention: Observation group 1(Insomnia Disorder Cohort without Circadian Rhythm Sleep-Wake Disorders):None

Recruitment Status: Not Recruiting

Phase: N/A

Date of First Enrollment: 2026-05-26

Target Sample Size: Observation group 1(Insomnia Disorder Cohort withou...