NCT00674752

Brief Summary

The purpose of this study is to assess the effect of gabapentin on polysomnographic assessments in transient insomnia induced by a sleep phase advance.

Trial Health

87
On Track

Trial Health Score

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

Enrollment
377

participants targeted

Target at P50-P75 for phase_3

Timeline
Completed

Started Mar 2006

Shorter than P25 for phase_3

Geographic Reach
1 country

4 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

Study Start

First participant enrolled

March 1, 2006

Completed
5 months until next milestone

Study Completion

Last participant's last visit for all outcomes

August 1, 2006

Completed
1.8 years until next milestone

First Submitted

Initial submission to the registry

May 6, 2008

Completed
2 days until next milestone

First Posted

Study publicly available on registry

May 8, 2008

Completed
Last Updated

February 2, 2021

Status Verified

April 1, 2011

First QC Date

May 6, 2008

Last Update Submit

February 1, 2021

Conditions

Outcome Measures

Primary Outcomes (1)

  • Wake after sleep onset as measured by polysomnography (PSG)

    Hour +8

Secondary Outcomes (20)

  • PSG Latency to Persistent Sleep

    Hour +8

  • PSG Wake Time During Sleep

    Hour +8

  • PSG WASO

    Hour +8

  • PSG Sleep Onset Latency

    Hour +8

  • Vital signs

    Hour +8

  • +15 more secondary outcomes

Study Arms (3)

A

EXPERIMENTAL
Drug: Gabapentin

B

EXPERIMENTAL
Drug: Gabapentin

C

PLACEBO COMPARATOR
Drug: Placebo

Interventions

Gabapentin 250 mg oral capsule 30 minutes prior to bedtime

A

Matched placebo oral capsule 30 minutes prior to bedtime

C

Eligibility Criteria

Age18 Years+
Sexall
Healthy VolunteersNo
Age GroupsAdult (18-64), Older Adult (65+)

You may qualify if:

  • Aged \>/= 18 years who reported occasional sleeplessness in the month prior to screening
  • Females of child-bearing potential using medically-acceptable method of birth control \>/= 1 month prior to screening

You may not qualify if:

  • Current or recent history (within 2 years) of sleep disorder (excessive snoring, obstructive sleep apnea, chronic painful condition)
  • Currently taking or expected to take any of the following during the trial: amphetamines, benzodiazepines, cocaine, marijuana, methaqualone, methadone, opiates, propoxyphene, barbituates, and phencyclidine

Contact the study team to confirm eligibility.

Sponsors & Collaborators

Study Sites (4)

Pfizer Investigational Site

Miami, Florida, 33143, United States

Location

Pfizer Investigational Site

Atlanta, Georgia, 30342, United States

Location

Pfizer Investigational Site

Overland Park, Kansas, 66212, United States

Location

Pfizer Investigational Site

Cincinnati, Ohio, 45227, United States

Location

Related Publications (1)

  • Rosenberg RP, Hull SG, Lankford DA, Mayleben DW, Seiden DJ, Furey SA, Jayawardena S, Roth T. A randomized, double-blind, single-dose, placebo-controlled, multicenter, polysomnographic study of gabapentin in transient insomnia induced by sleep phase advance. J Clin Sleep Med. 2014 Oct 15;10(10):1093-100. doi: 10.5664/jcsm.4108.

Related Links

MeSH Terms

Conditions

Sleep Initiation and Maintenance Disorders

Interventions

Gabapentin

Condition Hierarchy (Ancestors)

Sleep Disorders, IntrinsicDyssomniasSleep Wake DisordersNervous System DiseasesMental Disorders

Intervention Hierarchy (Ancestors)

AminesOrganic Chemicalsgamma-Aminobutyric AcidAminobutyratesButyratesAcids, AcyclicCarboxylic AcidsCyclohexanecarboxylic AcidsAcids, CarbocyclicCyclohexanesCycloparaffinsHydrocarbons, AlicyclicHydrocarbons, CyclicHydrocarbonsAmino AcidsAmino Acids, Peptides, and Proteins

Study Officials

  • Pfizer CT.gov Call Center

    Pfizer

    STUDY DIRECTOR

Study Design

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

Study Record Dates

First Submitted

May 6, 2008

First Posted

May 8, 2008

Study Start

March 1, 2006

Study Completion

August 1, 2006

Last Updated

February 2, 2021

Record last verified: 2011-04

Locations