The effect of sunglass as a mood stabilizer: a randomized controlled trial

The effect of sunglass as a mood stabilizer: a randomized controlled trial - The effect of sunglass as a mood stabilizer: a randomized controlled trial

Status

Recruiting

Phases

Unknown

Study type

Interventional

Source

JPRN

Registry ID

JPRN-UMIN000027998

Enrollment

Registered

2017-07-01

Start date

2017-07-01

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

Bipolar Disorder, manic or hypomanic episode Major Depressive Disorder with mixed features

Interventions

4weeks 4weeks 4weeks

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: Inpatients and outpatients aged 20 or more, providing written informed consent

Exclusion criteria

Exclusion criteria: 1.Patients unlikely to continue the study due to serious psychiatric or physical diseases. 2.Inappropriate patients judged by a doctor for this study

Design outcomes

Primary

Measure	Time frame
Psychiatric symptoms are assessed by Young Mania Rating Scale(YMRS)and Hamilton Depression Rating Scale(HDRS) one week before and just before wearing sunglasses and one, two, three, four weeks later.	—

Secondary

Measure	Time frame
Circadian rhythm are measured by actigram for five weeks from one week before wearing sunglasses.	—

Countries

Japan

Contacts

Public ContactMasanao Shirahama

Oita University Faculty of Medicine Department of Neuropsychiatry

masa97@oit-u.ac.jp097-549-4411

Outcome results

None listed

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