Melatonin Studies of Totally Blind Children

• Status: Terminated
• Trial end date: 2015-06-01
• Target enrollment: 0
• Participant gender: All

Summary

The purpose of this study is to learn more about abnormal body rhythms in blind boys and girls that keep them from falling asleep at bed-time or cause them difficulty staying alert during the day. The investigators hope to learn if there are any differences between the body rhythms of girls and boys. The investigators also want to investigate whether age or puberty have an effect on body rhythms.

• Phase: N/A
• Accepts Healthy Volunteers?: Accepts Healthy Volunteers

Details

• Lead Sponsor: Oregon Health and Science University
• Collaborator: Eunice Kennedy Shriver National Institute of Child Health and Human Development (NICHD)
• Treatments: Melatonin

Criteria

Inclusion Criteria:

• Totally blind

• Between 5-8 yrs or 17-20 yrs of age

Exclusion Criteria:

• Pregnancy

• Light perception

• Low melatonin production

• Taking melatonin

• Co-morbid medical disorders (such as seizure disorders)