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A Randomized, Double Blind, Parallel Group, Placebo Controlled, Multicenter Outpatient Trial Of PD 0200390 In Adults With Primary Insomnia

Phase 2
Completed
Conditions
Insomnia
Interventions
Drug: PD 0200390
Drug: Placebo
Registration Number
NCT00569972
Lead Sponsor
Pfizer
Brief Summary

To demonstrate efficacy and characterize the dose response relationship of PD 0200390 on subjective wake after sleep onset in subjects with primary insomnia.

Detailed Description

Not available

Recruitment & Eligibility

Status
COMPLETED
Sex
All
Target Recruitment
682
Inclusion Criteria
  • 3 month history of primary insomnia;
  • 18 to 64 years
  • For the last 3 months-regularly awake unrefreshed and unrestored
  • Difficulty initiating and maintaining sleep for at least 3 nights/week for the past month (difficulty falling asleep, difficulty staying asleep, early awakening)
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Exclusion Criteria
  • Any history of an Axis 1 psychiatric diagnosis;
  • History or presence of any breathing related sleep disorder;
  • History or presence of any medical or neurological condition that could interfere with sleep
  • Use of alcohol as a sleep aid or more than 2 standard drinks consumed per day or more than 14 consumed per week
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Study & Design

Study Type
INTERVENTIONAL
Study Design
PARALLEL
Arm && Interventions
GroupInterventionDescription
15 mg PD 0200390PD 0200390-
30 mg PD 0200390PD 0200390-
45 mg PD 0200390PD 0200390-
60 mg PD 0200390PD 0200390-
Placebo PD 0200390Placebo-
Primary Outcome Measures
NameTimeMethod
To demonstrate efficacy and characterize the dose response relationship of PD 0200390 on subjective wake after sleep onset in subjects with primary insomnia.Weekly
Secondary Outcome Measures
NameTimeMethod
To characterize the dose response relationship of PD 0200390 on functional outcome measures in subjects with primary insomnia.Weekly
To characterize the exposure response relationship of safety & efficacy parameters following administration of PD 0200390 in subjects with primary insomnia.Weekly
To investigate the potential for rebound insomnia and withdrawal effects after discontinuation of PD 0200390 in subjects with primary insomnia.Weekly
To characterize the dose response relationship of PD 0200390 on subjective assessments of latency to sleep onset (LSO), number of awakenings after sleep onset (sNAASO) and total sleep time (sTST) in subjects with primary insomnia.Weekly
To investigate the safety and tolerability of PD 0200390 administered once daily before bedtime in subjects with primary insomnia.Weekly

Trial Locations

Locations (1)

Pfizer Investigational Site

🇨🇦

Toronto, Ontario, Canada

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