NCT00548340

Brief Summary

The purpose of this study is to evaluate the efficacy and safety of a 5 week double-blind treatment period of VEC-162 as compared to placebo in male and female patients with primary insomnia.

Trial Health

87
On Track

Trial Health Score

Automated assessment based on enrollment pace, timeline, and geographic reach

Enrollment
322

participants targeted

Target at P50-P75 for phase_3

Timeline
Completed

Started Nov 2007

Shorter than P25 for phase_3

Geographic Reach
1 country

35 active sites

Status
completed

Health score is calculated from publicly available data and should be used for screening purposes only.

Trial Relationships

Click on a node to explore related trials.

Study Timeline

Key milestones and dates

First Submitted

Initial submission to the registry

October 19, 2007

Completed
4 days until next milestone

First Posted

Study publicly available on registry

October 23, 2007

Completed
9 days until next milestone

Study Start

First participant enrolled

November 1, 2007

Completed
3 months until next milestone

Primary Completion

Last participant's last visit for primary outcome

February 1, 2008

Completed
4 months until next milestone

Study Completion

Last participant's last visit for all outcomes

June 1, 2008

Completed
6.4 years until next milestone

Results Posted

Study results publicly available

October 15, 2014

Completed
Last Updated

October 15, 2014

Status Verified

October 1, 2014

Enrollment Period

3 months

First QC Date

October 19, 2007

Results QC Date

February 28, 2014

Last Update Submit

October 8, 2014

Conditions

Outcome Measures

Primary Outcomes (1)

  • Average Change From Baseline - Latency to Persistent Sleep (LPS)

    Average latency to persistent sleep is defined as the length of time elapsed between lights off and onset of persistent sleep (defined as the point at which 10 minutes of uninterrupted sleep has begun as determined by PSG) between Baseline and the average of nights 1 and 8.

    Baseline, Night 1, and Night 8 measurement

Secondary Outcomes (1)

  • Average Change From Baseline - Wake After Sleep Onset (WASO) and Total Sleep Time (TST)

    Baseline, Night 1, and Night 8 measurements for WASO and TST

Study Arms (3)

VEC-162 20 mg

EXPERIMENTAL

VEC-162 (tasimelteon) 20 mg capsules PO daily for five weeks

Drug: VEC-162 20 mg

VEC-162 50 mg

EXPERIMENTAL

VEC-162 (tasimelteon) 50 mg capsules PO daily for five weeks

Drug: VEC-162 50 mg

Placebo

PLACEBO COMPARATOR

Placebo capsules PO daily five weeks

Drug: Placebo

Interventions

20 mg VEC-162 (tasimelteon) capsules, PO daily for five weeks

VEC-162 20 mg

Placebo capsules, PO daily for five weeks

Placebo

50 mg VEC-162 (tasimelteon) capsules, PO daily for five weeks

VEC-162 50 mg

Eligibility Criteria

Age18 Years - 64 Years
Sexall
Healthy VolunteersNo
Age GroupsAdult (18-64)

You may qualify if:

  • Males and females with a diagnosis of primary insomnia as defined in DSM-IV.
  • Habitual bedtime between 9:00 pm and 1:00 am.
  • No history or evidence of restless leg syndrome or periodic limb movement disorder or sleep apnea.
  • Patients must sign a written consent form.

You may not qualify if:

  • History of drug or alcohol abuse as defined in DSM-IV.
  • History of psychiatric disorders, including Major Depressive Disorder, Generalized Anxiety Disorder and delirium.
  • History of chronic obstructive pulmonary disease (COPD), seizures, sleep apnea, narcolepsy, circadian-rhythm sleep disorder, parasomnia or any sleep disorder other than chronic insomnia.
  • Recent history of shift work or jet lag.

Contact the study team to confirm eligibility.

Sponsors & Collaborators

Study Sites (35)

Vanda Investigational Site

Birmingham, Alabama, United States

Location

Vanda Investigational Site

Hot Springs, Arkansas, United States

Location

Vanda Investigational Site

Little Rock, Arkansas, United States

Location

Vanda Investigational Site

Anaheim, California, United States

Location

Vanda Investigational Site

Burbank, California, United States

Location

Vanda Investigational Site

Los Angeles, California, United States

Location

Vanda Investigational Site

San Diego, California, United States

Location

Vanda Investigational Site

Santa Monica, California, United States

Location

Vanda Investigational Site

Colorado Springs, Colorado, United States

Location

Vanda Investigational Site

Hallandale, Florida, United States

Location

Vanda Investigational Site

Miami, Florida, United States

Location

Vanda Investigational Site

Naples, Florida, United States

Location

Vanda Investigational Site

Orlando, Florida, United States

Location

Vanda Investigational Site

Pembroke Pines, Florida, United States

Location

Vanda Investigational Site

St. Petersburg, Florida, United States

Location

Vanda Investigational Site

Atlanta, Georgia, United States

Location

Vanda Investigational Site

Chicago, Illinois, United States

Location

Vanda Investigational Site

Overland Park, Kansas, United States

Location

Vanda Investigational Site

Crestview Hills, Kentucky, United States

Location

Vanda Investigational Site

Lexington, Kentucky, United States

Location

Vanda Investigational Site

Louisville, Kentucky, United States

Location

Vanda Investigational Site

Chevy Chase, Maryland, United States

Location

Vanda Investigational Site

Newton, Massachusetts, United States

Location

Vanda Investigational Site

Troy, Michigan, United States

Location

Vanda Investigational Site

Chesterfield, Missouri, United States

Location

Vanda Investigational Site

Las Vegas, Nevada, United States

Location

Vanda Investigational Site

New York, New York, United States

Location

Vanda Investigational Site

West Seneca, New York, United States

Location

Vanda Investigational Site

Raleigh, North Carolina, United States

Location

Vanda Investigational Site

Beachwood, Ohio, United States

Location

Vanda Investigational Site

Cincinnati, Ohio, United States

Location

Vanda Investigational Site

Oklahoma City, Oklahoma, United States

Location

Vanda Investigational Site

Columbia, South Carolina, United States

Location

Vanda Investigational Site

Austin, Texas, United States

Location

Vanda Investigational Site

Dallas, Texas, United States

Location

MeSH Terms

Conditions

Sleep Initiation and Maintenance Disorders

Condition Hierarchy (Ancestors)

Sleep Disorders, IntrinsicDyssomniasSleep Wake DisordersNervous System DiseasesMental Disorders

Results Point of Contact

Title
Marlene Dressman, Ph.D.
Organization
Vanda Pharmaceuticals Inc.

Publication Agreements

PI is Sponsor Employee
No
Restrictive Agreement
No

Study Design

Study Type
interventional
Phase
phase 3
Allocation
RANDOMIZED
Masking
DOUBLE
Who Masked
PARTICIPANT, INVESTIGATOR
Purpose
TREATMENT
Intervention Model
PARALLEL
Sponsor Type
INDUSTRY
Responsible Party
SPONSOR

Study Record Dates

First Submitted

October 19, 2007

First Posted

October 23, 2007

Study Start

November 1, 2007

Primary Completion

February 1, 2008

Study Completion

June 1, 2008

Last Updated

October 15, 2014

Results First Posted

October 15, 2014

Record last verified: 2014-10

Locations