A Multicenter, Randomized, Double-blind, Placebo-controlled, Parallel-group, Bayesian Adaptive Randomization Design, Dose Response Study of the Efficacy of E2006 in Adults and Elderly Subjects With Chronic Insomnia

Completed · Phase 2 · Has a placebo group

Conditions studied: Chronic Insomnia, Adults, Elderly

In brief

This is a multicenter, multiple dose, randomized, double-blind, placebo-controlled, parallel-group, Bayesian adaptive, dose response study in subjects with chronic insomnia. Subjects will be randomized to 1 of 6 doses of E2006 (1 mg, 2.5 mg, 5 mg, 10 mg, 15 mg, or 25 mg) or placebo.

Key facts

Study ID

NCT01995838

Run by

Eisai Inc.

People needed

291

Starts

2013-11-13

Expected to finish

2014-04-29

Last updated by the study team

2020-01-31

Who can join

Age: 18 and older, up to 80. Sex: any. Healthy volunteers: not accepted.

You may qualify if…

• Subjects must meet all of the following criteria to be included in this study:
• Male or female subjects age 18 to 80 years at the time of informed consent
• Meets the 5th Edition of the Diagnostic and Statistical Manual of Mental Disorders (DSM-5) criteria for Insomnia Disorder
• Subjective Sleep Onset Latency (sSOL) typically greater than or equal to 30 minutes in the last 4 weeks and/or subjective WASO (sWASO) typically greater than or equal to 60 minutes in the last 4 weeks
• Regular time in bed between 6.5 and 9.0 hours
• Regular bedtime between 21:00 and 24:00 and regular waketime between 05:00 and 09:00
• Insomnia Severity Index (ISI) score greater than or equal to 15 at Screening
• Confirmation of current insomnia symptoms as determined from responses on the Sleep Diary completed for 7 nights prior to the first screening/baseline PSG
• Objective (PSG) evidence of insomnia at the screening/baseline PSGs as follows:
• LPS average greater than or equal to 30 minutes on the 2 consecutive screening/baseline PSGs, with neither night lesser than 15 minutes and/or
• WASO average greater than or equal to 30 minutes on the 2 consecutive screening/baseline PSGs, with neither night lesser than 20 minutes
• SE average lesser than or equal to 85% on the 2 consecutive screening/baseline PSGs, with neither night greater than 87.5%
• Females of childbearing potential must not have had unprotected sexual intercourse within 30 days before study entry and must agree to use two highly effective method of contraception
• Male subjects must have had a successful vasectomy (confirmed azoospermia) or they and their female partners must meet the criteria above (i.e., not of childbearing potential or practicing highly effective contraception throughout the study period and for 30 days after study drug discontinuation). No sperm donation is allowed during the study period and for 30 days after study drug discontinuation.
• Provide written informed consent
• Willing to stay in bed for at least 8 hours each night spent in the clinic
• Willing and able to comply with all aspects of the protocol

You may not qualify if…

• Subjects who meet any of the following criteria will be excluded from this study:
• Females who are pregnant (positive beta-human chorionic gonadotropin [B-hCG] test) or breastfeeding
• Any lifetime diagnosis of sleep-related breathing disorder, periodic limb movement disorder, restless legs syndrome, nightmare disorder, sleep terror disorder, sleepwalking disorder, rapid eye movement (REM) behavior disorder, or narcolepsy
• Aged 18 to 64 years: Apnea-Hypopnea Index greater than or equal to 10, or Periodic Limb Movements with Arousal Index greater than or equal to 10 on first (diagnostic) PSG night at Screening. Aged 65 to 80 years: Apnea-Hypopnea Index greater than 15, or Periodic Limb Movements with Arousal Index greater than 15 on first (diagnostic) PSG night at Screening
• Beck Depression Inventory (BDI) - II score greater than 19 at Screening
• Beck Anxiety Inventory (BAI) score greater than 15 at Screening
• Used a prescription for any modality of treatment for insomnia, including cognitive behavioral therapy, within 2 weeks prior to screening/baseline PSG, or between Screening and Baseline
• Used any medication or sleep aid with known effects on sleep, within 2 weeks prior to screening/baseline PSG, or between Screening and Baseline
• Used any prohibited prescription or over-the-counter concomitant medications within the week prior to the first screening/baseline PSG.
• Transmeridian travel across 3 or more time zones in the 2 weeks prior to Screening, or plans to travel across 3 or more time zones during study
• Unwilling to limit caffeine consumption to lesser than or equal to 600 mg caffeine (approximately four 6-oz cups of caffeinated coffee, or three 12-oz caffeinated sodas, or three 8-oz caffeinated tea beverages), avoid caffeine after 18:00 throughout the study, and avoid caffeine after 13:00 on PSG visits
• Unwilling to limit alcohol intake to two or fewer drinks per day throughout the study, or to refrain from any alcohol for 3 hours prior to bedtime while at home throughout the study, or any alcohol on days and nights spent in the clinic. A drink is defined as approximately 12 oz (360 mL) of beer, 4 oz (120 mL) of wine, or 1 oz (30 mL) of liquor.
• Any subject that has a known history of malaria or has traveled to a country with known malarial risk (i.e., are designated as 'high' or 'moderate' risk country according to the list available at http://www.cdc.gov/malaria) within the last year.
• A prolonged QT/QT interval corrected for heart rate (QTc) interval (QTc greater than 450 ms) as demonstrated by a repeated electrocardiogram (ECG) at Screening (repeated only if initial ECG indicates a QTc interval greater than 450 ms). A history of risk factors for torsade de pointes (e.g., heart failure, hypokalemia, family history of long QT Syndrome) or the use of concomitant medications that prolong the QT/QTc interval.
• Any suicidal ideation with intent with or without a plan at Screening, Baseline, or within 6 months before Screening (i.e., answering "Yes" to questions 4 or 5 on the Suicidal Ideation section of the Columbia-Suicide Severity Rating Scale [C-SSRS])
• Any lifetime suicidal behavior (per the Suicidal Behavior Section of the C-SSRS)
• Evidence of clinically significant disease (e.g., cardiac, respiratory, gastrointestinal, renal disease) that in the opinion of the investigator(s) could affect the subject's safety or interfere with the study assessments
• Hypersensitivity to the study drug or any of the excipients
• Any history of a medical condition or a concomitant medical condition that in the opinion of the investigator(s) would compromise the subject's ability to safely complete the study
• Scheduled for surgery during the study
• Known to be human immunodeficiency virus (HIV) positive
• Active viral hepatitis (B or C) as demonstrated by positive serology
• Psychotic disorder(s) or unstable recurrent affective disorder(s) evident by use of antipsychotics or prior suicide attempt(s) within approximately the last 2 years
• History of drug or alcohol dependency or abuse within approximately the last 2 years
• Unwilling to refrain from use of illegal (or legalized) recreational drugs during the study or test positive for illegal (or legalized) drugs at Screening, Baseline, or Day 14

Where it is running

• Study site — Glendale, Arizona, United States
• Study site — Phoenix, Arizona, United States
• Study site — Fountain Valley, California, United States
• Study site — Oceanside, California, United States
• Study site — San Diego, California, United States
• Study site — San Diego, California, United States
• Study site — Thousand Oaks, California, United States
• Study site — Colorado Springs, Colorado, United States
• Study site — Colorado Springs, Colorado, United States
• Study site — Brandon, Florida, United States
• Study site — Hallandale, Florida, United States
• Study site — Hollywood, Florida, United States
• Study site — South Miami, Florida, United States
• Study site — Atlanta, Georgia, United States
• Study site — Chicago, Illinois, United States
• Study site — Chicago, Illinois, United States
• Study site — Overland Park, Kansas, United States
• Study site — Glen Burnie, Maryland, United States
• Study site — Las Vegas, Nevada, United States
• Study site — New York, New York, United States
• Study site — Raleigh, North Carolina, United States
• Study site — Cincinnati, Ohio, United States
• Study site — Cincinnati, Ohio, United States
• Study site — Philadelphia, Pennsylvania, United States
• Study site — Columbia, South Carolina, United States

Full record on ClinicalTrials.gov

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