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Safety and Efficacy of Eszopiclone in Patients With Generalized Anxiety Disorder

This study has been completed.
Study NCT00235508.   Last updated on October 9, 2008.   Information provided by Sepracor, Inc.

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Descriptive Information Fields
Brief Title  Safety and Efficacy of Eszopiclone in Patients With Generalized Anxiety Disorder
Official Title  The Efficacy of Eszopiclone 3 mg as Adjunctive Therapy in Subjects With Insomnia Related to Generalized Anxiety Disorder.
Brief Summary

To determine the safety and efficacy of eszopiclone as adjunctive therapy in the treatment of insomnia in patients with insomnia related to Generalized Anxiety Disorder. All subjects will receive an approved anxiolytic agent and will be randomized to nightly therapy with either eszopiclone or placebo.

Detailed Description

An 8-week, randomized, double-blind, placebo-controlled, parallel-group adjunctive therapy trial. The study consists of subjects with insomnia related to Generalized Anxiety Disorder who will be treated for 10 weeks with open-label escitalopram oxalate 10 mg/day at bedtime, and randomized to receive either eszopiclone 3 mg nightly or placebo nightly for 8 weeks.

Study Phase Phase IV
Study Type  Interventional
Study Design  Treatment, Randomized, Double Blind (Subject, Caregiver, Investigator), Placebo Control, Parallel Assignment, Safety/Efficacy Study
Primary Outcome Measure  The change from baseline in subjective sleep latency averaged over the double-blind treatment period. [ Time Frame: 8 weeks ] [ Designated as safety issue: No ]
Secondary Outcome Measure  Change from baseline in subjective total sleep time averaged over the double blind treatment period. [ Time Frame: 8 weeks ] [ Designated as safety issue: No ]
Condition  Insomnia
Generalized Anxiety Disorder
Intervention  Drug: Eszopiclone (Lunesta)
MEDLINE PMIDs
Links Lunesta Patient's Instructions for Use This link exits the ClinicalTrials.gov site
Recruitment Information Fields
Recruitment Status  Completed
Enrollment  420
Start Date  June 2005
Completion Date April 2006
Eligibility Criteria 
  • Subjects, between the ages of 18 and 64 years inclusive
  • Subjects with Generalized Anxiety Disorder (GAD)
  • Subjects with insomnia related to GAD.
Gender Both
Ages 18 Years to 64 Years
Accepts Healthy Volunteers No
Contacts ††
Location Countries  United States
Administrative Information Fields
NCT ID  NCT00235508
Organization ID 190-902
Secondary IDs ††
Study Sponsor  Sepracor, Inc.
Collaborators ††
Investigators 
Information Provided By Sepracor, Inc.
Verification Date October 2008
First Received Date  October 6, 2005
Last Updated Date October 9, 2008

 †    Required WHO trial registration data element.
††   WHO trial registration data element that is required only if it exists.




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