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

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

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