Status:
COMPLETED
Effects of Season on Melatonin Secretion in Healthy Men and Women and Patients With Seasonal Affective Disorder
Lead Sponsor:
National Institute of Mental Health (NIMH)
Conditions:
Seasonal Affective Disorder
Eligibility:
All Genders
Brief Summary
As the seasons change during the course of the year, many animals show major changes in their behavior and physiology. Many of these changes are triggered by changes in the length of time each night t...
Detailed Description
Changes in the duration of nocturnal melatonin secretion that are induced by seasonal changes in the length of the night trigger many of the dramatic seasonal changes in behavior that occur in animals...
Eligibility Criteria
Normal volunteers must be free of psychiatric illnesses.
Patients must meet the criteria of Rosenthal et al. for the diagnosis of SAD, as determined by a DSM IV diagnostic interview, and must be free of other major psychiatric illnesses.
All subjects must be free of major medical illnesses and must not be taking medications on a regular basis.
Patients must not test positive for antibodies to the AIDS virus.
Key Trial Info
Start Date :
June 1 1995
Trial Type :
OBSERVATIONAL
End Date :
April 1 2000
Estimated Enrollment :
116 Patients enrolled
Trial Details
Trial ID
NCT00001485
Start Date
June 1 1995
End Date
April 1 2000
Last Update
March 4 2008
Active Locations (1)
Enter a location and click search to find clinical trials sorted by distance.
1
National Institute of Mental Health (NIMH)
Bethesda, Maryland, United States, 20892