Study of MK0928 in Healthy Adult Volunteers in a Model of Insomnia (0928-006)(COMPLETED)

A Double-Blind, Randomized, Placebo-Controlled, Parallel-Group, Multicenter Study of MK0928 in Healthy Adult Volunteers Participating in a 4-Hour Phase Advance Model of Transient Insomnia

Status

Completed

Phases

Phase 3

Study type

Interventional

Source

ClinicalTrials.gov

Registry ID

NCT00102167

Enrollment

663

Registered

2005-01-24

Start date

2005-02-28

Completion date

2005-12-31

Last updated

2015-01-14

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Insomnia

Brief summary

A study to evaluate the safety and effectiveness of Study of MK0928 in Healthy Adult Volunteers in a Model of Insomnia for insomnia (a sleep disorder).

Interventions

DRUGgaboxadol

Duration of Treatment -1 day

Study design

Allocation

RANDOMIZED

Intervention model

PARALLEL

Primary purpose

TREATMENT

Masking

DOUBLE (Subject, Investigator)

Eligibility

Sex/Gender

ALL

Age

18 Years to 64 Years

Healthy volunteers

Yes

Inclusion criteria

* Healthy adults who are between the ages of 18 and 64

Exclusion criteria

* Adults who are diagnosed with insomnia

Design outcomes

Primary

Measure	Time frame
Amount of time spent awake and time to fall asleep during one night	one night

Secondary

Measure	Time frame
Amount of deep sleep during one night.	one night
Patient-reported sleep quality and awakenings during 1 night.	one night

Outcome results

None listed

Source: ClinicalTrials.gov · Data processed: Mar 28, 2026