VSF-173 Study in Healthy Adult Volunteers for Treatment of Induced Excessive Sleepiness

A Randomized, Double-Blind, Placebo-Controlled, Parallel Study to Investigate the Efficacy and Safety of VSF-173 and Matching Placebo in Healthy Male and Female Subjects With Induced Excessive Sleepiness

Status

Completed

Phases

Phase 2

Study type

Interventional

Source

ClinicalTrials.gov

Registry ID

NCT00467441

Enrollment

Registered

2007-04-30

Start date

Unknown

Completion date

Unknown

Last updated

2007-11-02

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

Conditions

Excessive Somnolence

Brief summary

The purpose of this study is to determine the safety and efficacy of VSF-173 compared to placebo in treatment of induced excessive sleepiness.

Interventions

DRUGVSF-173

Study design

Allocation

RANDOMIZED

Intervention model

PARALLEL

Primary purpose

TREATMENT

Masking

DOUBLE

Eligibility

Sex/Gender

ALL

Age

18 Years to 40 Years

Healthy volunteers

Yes

Inclusion criteria

* Healthy subjects with no medical, psychiatric, or current sleep disorders * Subject must sign a written consent form

Exclusion criteria

* Evidence of excessive daytime sleepiness * History of sleep disorders * Psychiatric or neurological disorders

Design outcomes

Primary

Measure	Time frame
Ability to stay awake as assessed by Maintenance of Wakefulness Test (MWT)	—

Secondary

Measure	Time frame
Mood	—
Psychomotor performance	—
Safety and tolerability	—

Countries

France

Outcome results

None listed

Source: ClinicalTrials.gov · Data processed: Feb 4, 2026