Bright vs Dim Light Therapy for Bipolar Disorder Depression (BPII-DEP-LT Trial)

Recruiting in Palo Alto (17 mi)

Overseen BySerge Beaulieu, Ph.D.

Age: 18+

Sex: Any

Travel: May be covered

Time Reimbursement: Varies

Trial Phase: Academic

Waitlist Available

Sponsor: Douglas Mental Health University Institute

Trial Summary

What is the purpose of this trial?The purpose of this study is to evaluate the efficacy and safety of light therapy for the treatment of bipolar type II patients relapsing into a depressive phase during autumn or winter.

Eligibility Criteria

This trial is for individuals with Bipolar Type II disorder experiencing a depressive phase, as defined by specific clinical scales. They must have symptoms that started in autumn or winter and be willing to consent to the study. Excluded are those with other psychiatric conditions, unstable medical issues, certain vitamin deficiencies, risk of light-induced mania or migraines, pregnancy without contraception, severe eye diseases, substance abuse problems, or past light therapy use.

Inclusion Criteria

I have been significantly depressed since September, confirmed by tests.

Exclusion Criteria

My mood has been unusually elevated, as shown by a YMRS score of 4 or higher.

I am sensitive to sunlight and take medication that increases this sensitivity.

I do not have untreated mental health issues or unstable conditions like heart disease or diabetes.

I am not pregnant and am using birth control.

I am blind due to a retinal condition or have severe cataracts.

I have undergone light therapy in the past.

I have glaucoma or a retinal disease.

Participant Groups

The study tests the effectiveness and safety of bright versus dim light therapy using Northern Light Technology lamps on patients with Bipolar Type II depression during fall/winter months. Participants will receive either bright light-therapy or dim light-therapy to determine if there's an improvement in their depressive symptoms.

2Treatment groups

Experimental Treatment

Placebo Group

Group I: 1Experimental Treatment1 Intervention

Group II: 2Placebo Group1 Intervention