Actively Recruiting
Adjunctive Bright Light Therapy in Adolescents With Depression and Eveningness
Led by Chinese University of Hong Kong · Updated on 2026-03-19
90
Participants Needed
1
Research Sites
138 weeks
Total Duration
On this page
AI-Summary
What this Trial Is About
This study examines the efficacy of bright light therapy as a treatment for adolescents diagnosed with unipolar non-seasonal depression who exhibit an evening chronotype.
CONDITIONS
Official Title
Adjunctive Bright Light Therapy in Adolescents With Depression and Eveningness
Who Can Participate
Eligibility Criteria
You may qualify if you...
- Chinese participants aged 12 to 19 years old
- Written informed assent/consent provided by participant and parent or guardian (if under 18)
- Diagnosed with unipolar non-seasonal depression confirmed by DSM-5 and K-SADS interview
- Children's Depression Rating Scale (CDRS-R) score of at least 40
- Classified as evening chronotype with reduced Horne-Östberg Morning-Eveningness Questionnaire (rMEQ) score below 12
You will not qualify if you...
- Current diagnosis of substance abuse or dependence
- Current or past manic or hypomanic episode, schizophrenia spectrum disorders, organic mental disorders, or intellectual disabilities
- Clinically significant suicidality with suicidal ideation including plan or attempt
- Participation in other clinical trial investigational products within one month before study entry
- Started or changed antidepressant medication within past 4 weeks
- Currently receiving any structured psychotherapy
- Hearing or speech deficits
- Night shift worker
- Trans-meridian flight across at least two time zones within past 3 months and during the study
- Presence of eye diseases such as retinal blindness, severe cataract, or glaucoma
AI-Screening
AI-Powered Screening
Complete this quick 3-step screening to check your eligibility
Trial Site Locations
Total: 1 location
1
The Chinese University of Hong Kong
Hong Kong, Hong Kong, Hong Kong, 999077
Actively Recruiting
Research Team
J
Joey WY Chan
CONTACT
How is the study designed?
Study Type
INTERVENTIONAL
Masking
DOUBLE
Allocation
RANDOMIZED
Model
PARALLEL
Primary Purpose
TREATMENT
Number of Arms
2
Not the Right Trial for You?
Explore thousands of other clinical trials that might be a better match.
Sign up to get personalized trial recommendations delivered to your inbox.
Already have an account? Log in here