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

> **NCT00569972** · PHASE2 · COMPLETED · sponsor: **Pfizer** · enrollment: 682 (actual)

## Conditions studied

- Insomnia

## Interventions

- **DRUG:** PD 0200390
- **DRUG:** PD 0200390
- **DRUG:** PD 0200390
- **DRUG:** PD 0200390
- **DRUG:** Placebo

## Key facts

- **NCT ID:** NCT00569972
- **Lead sponsor:** Pfizer
- **Sponsor class:** INDUSTRY
- **Phase:** PHASE2
- **Study type:** INTERVENTIONAL
- **Status:** COMPLETED
- **Start date:** 2007-10
- **Primary completion:** 2009-01
- **Final completion:** 2009-01
- **Target enrollment:** 682 (ACTUAL)
- **Last updated:** 2012-07-25


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT00569972

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT00569972, "A Randomized, Double Blind, Parallel Group, Placebo Controlled, Multicenter Outpatient Trial Of PD 0200390 In Adults With Primary Insomnia". Retrieved via AI Analytics 2026-06-04 from https://api.ai-analytics.org/clinical/NCT00569972. Licensed CC0.

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*[Clinical trials dataset](/datasets/clinical-trials) · CC0 1.0*