Light Flashes to Treat Delayed Sleep Phase Disorder (DSPD)

Trial ID or NCT#



recruiting iconRECRUITING


Delayed Sleep Phase Disorder (DSPD) is a sleep disruption that commonly occurs in teens and manifests as a difficulty in waking up in the morning, going to sleep early enough at night, and daytime disturbances such as depression, fatigue, and restlessness. The purpose of this study is to determine if brief flashes of light, that are scheduled to occur during sleep, are effective in treating DSPD.

Official Title

Treating Sleep Disruption in Teens With Millisecond Light Exposure During Sleep

Eligibility Criteria

Ages Eligible for Study: 15 Years to 19 Years
Sexes Eligible for Study: All
Accepts Healthy Volunteers: No
Inclusion Criteria:
  1. - Male or female - Full-time in high school - primary sleep complaint consistent with delayed sleep phase disorder
Exclusion Criteria:
  1. - sleep only in prone position - currently taking medications specifically for the treatment of a sleep disorder


Rafael Pelayo, MD
Rafael Pelayo, MD
Sleep specialist
Clinical Professor, Psychiatry and Behavioral Sciences - Sleep Medicine

Contact us to find out if this trial is right for you.


Jamie Zeitzer, PhD
650-493-5000 Ext. 62410