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Chronos: the Use of Chronobiological Treatment in Depression

This study has been completed.
Eli Lilly and Company
The County of Frederiksborg
Information provided by:
Hillerod Hospital, Denmark Identifier:
First received: September 6, 2005
Last updated: August 4, 2009
Last verified: August 2009
The primary objective of the present study is to examine whether the combination of the antidepressant duloxetine and chronotherapeutic methods (including sleep deprivation, light therapy, and maintaining a regular sleep-wake rhythm) in patient with major depression, will induce an immediate improvement from depression and whether this antidepressive effect will be maintained in the long term (29 weeks). Patient will be randomised to the above mentioned treatment or to an active group receiving exercise.

Condition Intervention
Major Depression
Procedure: Sleep deprivation
Procedure: Light therapy
Procedure: Diurnal rhythms
Behavioral: Exercise
Drug: duloxetine

Study Type: Interventional
Study Design: Allocation: Randomized
Intervention Model: Parallel Assignment
Masking: Single Blind (Outcomes Assessor)
Primary Purpose: Treatment
Official Title: "The CHRONOS Study: Can the Sleep-deprivation Induced Antidepressive Effect in Patients With Major Depression be Sustained by Correction of Diurnal Rhythms, Long Term Light Treatment and Duloxetine Treatment?"

Resource links provided by NLM:

Further study details as provided by Hillerod Hospital, Denmark:

Primary Outcome Measures:
  • Hamilton score during the 29 weeks trial [ Time Frame: 1 week ]

Secondary Outcome Measures:
  • Cortisol measurements [ Time Frame: 1 week ]
  • Depression self rating by the Preskorn scale [ Time Frame: 9 month ]

Enrollment: 75
Study Start Date: September 2005
Study Completion Date: March 2009
Primary Completion Date: March 2009 (Final data collection date for primary outcome measure)
Arms Assigned Interventions
Experimental: A
Sleep deprivation in combination with light and duloxetine
Procedure: Sleep deprivation
3 days with a normal night between
Procedure: Light therapy
Daily light therapy for 29 weeks
Procedure: Diurnal rhythms
Keeping the day-night cycle constant by use of educational measures
Drug: duloxetine
60 mg daily
Active Comparator: B
Exercise and duloxetine
Behavioral: Exercise
Moderate intensity daily exercise for 30 minutes at least
Drug: duloxetine
60 mg daily

  Show Detailed Description


Ages Eligible for Study:   18 Years to 70 Years   (Adult, Senior)
Sexes Eligible for Study:   All
Accepts Healthy Volunteers:   No

Inclusion Criteria:

  • A diagnosis of major depression according to DSM-IV
  • Patient with major depression as part of a bipolar disorder should be in adequate mood stabilizing therapy at entry to the study
  • Age of 18 or above
  • A score on the Hamilton Depression Scale, 17 items version of at least 18

Exclusion Criteria:

  • Primary psychotic disorder
  • Psychotic depression
  • Drug or alcohol abuse
  • Severe organic brain disease
  • Severe suicidal ideation (a score of 2 or above on the Hamilton Depression Scale, 17-items version)
  • Mental retardation
  • Pregnancy or lactation period
  Contacts and Locations
Choosing to participate in a study is an important personal decision. Talk with your doctor and family members or friends about deciding to join a study. To learn more about this study, you or your doctor may contact the study research staff using the Contacts provided below. For general information, see Learn About Clinical Studies.

Please refer to this study by its identifier: NCT00149110

Psychiatric Research Unit, Hilleroed Hospital
Hilleroed, Denmark, 3400
Sponsors and Collaborators
Hillerod Hospital, Denmark
Eli Lilly and Company
The County of Frederiksborg
Principal Investigator: Klaus Martiny Martiny, MD Ph.D. Psychiatric Research Unit, Hilleroed Hospital, Denmark
  More Information

Publications automatically indexed to this study by Identifier (NCT Number):
Responsible Party: Klaus Martiny, Psychiatric Research Unit, Hillerod Hospital Identifier: NCT00149110     History of Changes
Other Study ID Numbers: 2005-001855-39 Eudra CT number
Study First Received: September 6, 2005
Last Updated: August 4, 2009

Keywords provided by Hillerod Hospital, Denmark:
Sleep deprivation
Light therapy
Major depression
Bipolar depression
Sleep-wake cycle

Additional relevant MeSH terms:
Depressive Disorder
Depressive Disorder, Major
Sleep Deprivation
Behavioral Symptoms
Mood Disorders
Mental Disorders
Sleep Wake Disorders
Nervous System Diseases
Neurologic Manifestations
Signs and Symptoms
Duloxetine Hydrochloride
Serotonin and Noradrenaline Reuptake Inhibitors
Neurotransmitter Uptake Inhibitors
Membrane Transport Modulators
Molecular Mechanisms of Pharmacological Action
Neurotransmitter Agents
Physiological Effects of Drugs
Sensory System Agents
Peripheral Nervous System Agents
Antidepressive Agents
Psychotropic Drugs
Dopamine Agents processed this record on April 27, 2017