- ICH GCP
- US Clinical Trials Registry
- Clinical Trial NCT01181232
A Study to Compare Efficacy and Safety of Zolpidem Modified Release Formulation Versus Zolpidem in Insomnia Patients
September 9, 2014 updated by: Astellas Pharma Inc
A Randomized, Active Control, Parallel Study to Evaluate the Efficacy and Safety of Zolpidem MR (Stilnox CR) Versus Zolpidem (Stilnox) in Patients With Primary Insomnia
The purpose of this study is to investigate the efficacy and safety of zolpidem MR (modified release) compared to zolpidem IR (immediate release) in patients with primary insomnia.
Study Overview
Status
Completed
Intervention / Treatment
Study Type
Interventional
Enrollment (Actual)
132
Phase
- Phase 4
Contacts and Locations
This section provides the contact details for those conducting the study, and information on where this study is being conducted.
Study Locations
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Tainan, Taiwan, 704
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Taipei, Taiwan, 100
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Participation Criteria
Researchers look for people who fit a certain description, called eligibility criteria. Some examples of these criteria are a person's general health condition or prior treatments.
Eligibility Criteria
Ages Eligible for Study
18 years to 64 years (Adult)
Accepts Healthy Volunteers
No
Genders Eligible for Study
All
Description
Inclusion Criteria:
- Diagnosis of primary insomnia based on DSM-IV criteria (307.42)
- Written informed consent has been obtained
Exclusion Criteria:
- Patients with sleep apnea syndrome, narcolepsy, presence or suspicion of periodic leg movement or restless leg syndrome
- Patients with hepatic failure, myasthenia gravis, or hypersensitivity to zolpidem
- Patients who are known to be current drug or alcohol abuser or likely to concomitantly consume alcoholic beverages (more than 3 times/week)
- Patients who have received antihistamines or antipsychotics will not allow to discontinue the previous medication throughout the study
- Patients who are pregnant, lactating or intend to become pregnant during the study period
- Patients who have received antidepressants or anxiolytics will not allow to change the dose or discontinue the previous medication throughout the study
- Any clinically significant condition, which in the opinion of the investigator makes the patients unsuitable for the trial
- Participation in any clinical trial within 1 month prior to randomization
Study Plan
This section provides details of the study plan, including how the study is designed and what the study is measuring.
How is the study designed?
Design Details
- Primary Purpose: Treatment
- Allocation: Randomized
- Interventional Model: Parallel Assignment
- Masking: None (Open Label)
Arms and Interventions
Participant Group / Arm |
Intervention / Treatment |
---|---|
Experimental: MR low-dose group
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oral
Other Names:
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Experimental: MR high-dose group
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oral
Other Names:
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Active Comparator: IR group
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oral
Other Names:
|
What is the study measuring?
Primary Outcome Measures
Outcome Measure |
Time Frame |
---|---|
Rest/activity cycles measured by Actigraphy
Time Frame: For 2 weeks (Day 0, Day 7, Day 14)
|
For 2 weeks (Day 0, Day 7, Day 14)
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Total score of Pittsburgh Sleep Quality Index (PSQI)
Time Frame: For 2 weeks (Day 0, Day 7, Day 14)
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For 2 weeks (Day 0, Day 7, Day 14)
|
Secondary Outcome Measures
Outcome Measure |
Time Frame |
---|---|
Physician's clinical global impression (CGI)
Time Frame: For 2 weeks (Day 0, Day 7, Day 14)
|
For 2 weeks (Day 0, Day 7, Day 14)
|
Patient's global impression (PGI)
Time Frame: For 2 weeks (Day 0, Day 7, Day 14)
|
For 2 weeks (Day 0, Day 7, Day 14)
|
Sleep latency as derived from sleep diary
Time Frame: For 2 weeks (Day 0, Day 7, Day 14)
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For 2 weeks (Day 0, Day 7, Day 14)
|
Number of awakenings as derived from sleep diary
Time Frame: For 2 weeks (Day 0, Day 7, Day 14)
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For 2 weeks (Day 0, Day 7, Day 14)
|
Total sleep time as derived from sleep diary
Time Frame: For 2 weeks (Day 0, Day 7, Day 14)
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For 2 weeks (Day 0, Day 7, Day 14)
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Wake time after sleep onset as derived from sleep diary
Time Frame: For 2 weeks (Day 0, Day 7, Day 14)
|
For 2 weeks (Day 0, Day 7, Day 14)
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Day time function as assessed by Epworth Sleepiness Scale (ESS)
Time Frame: For 2 weeks (Day 0, Day 7, Day 14)
|
For 2 weeks (Day 0, Day 7, Day 14)
|
Collaborators and Investigators
This is where you will find people and organizations involved with this study.
Sponsor
Collaborators
Publications and helpful links
The person responsible for entering information about the study voluntarily provides these publications. These may be about anything related to the study.
Study record dates
These dates track the progress of study record and summary results submissions to ClinicalTrials.gov. Study records and reported results are reviewed by the National Library of Medicine (NLM) to make sure they meet specific quality control standards before being posted on the public website.
Study Major Dates
Study Start
October 1, 2009
Primary Completion (Actual)
April 1, 2011
Study Completion (Actual)
April 1, 2011
Study Registration Dates
First Submitted
August 4, 2010
First Submitted That Met QC Criteria
August 12, 2010
First Posted (Estimate)
August 13, 2010
Study Record Updates
Last Update Posted (Estimate)
September 10, 2014
Last Update Submitted That Met QC Criteria
September 9, 2014
Last Verified
August 1, 2014
More Information
Terms related to this study
Additional Relevant MeSH Terms
- Mental Disorders
- Nervous System Diseases
- Sleep Disorders, Intrinsic
- Dyssomnias
- Sleep Wake Disorders
- Sleep Initiation and Maintenance Disorders
- Physiological Effects of Drugs
- Neurotransmitter Agents
- Molecular Mechanisms of Pharmacological Action
- Central Nervous System Depressants
- Hypnotics and Sedatives
- GABA Agents
- Sleep Aids, Pharmaceutical
- GABA-A Receptor Agonists
- GABA Agonists
- Zolpidem
Other Study ID Numbers
- STCR-0901-TW
This information was retrieved directly from the website clinicaltrials.gov without any changes. If you have any requests to change, remove or update your study details, please contact register@clinicaltrials.gov. As soon as a change is implemented on clinicaltrials.gov, this will be updated automatically on our website as well.
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