A Study to Assess the Effect of Single and Multiple Doses Org 50081 and a Single Dose of Zopiclone on Next-day Driving Ability and Psychomotor Performance in Healthy Volunteers. (P05794) (COMPLETED)

A Randomized Double-blind, Placebo-controlled, 4-period Cross-over Study to Assess the Effect of Single and Multiple Doses of 1.5 mg and 4.5 mg Org 50081 and a Single Dose of 7.5 mg Zopiclone on Next-day Driving Ability and Psychomotor Performance in Healthy Volunteers.

This trial is to investigate the effect on next-day driving performance and psychomotor performance in healthy volunteers.

Inclusion Criteria:

• Subject has at least 3 years of car driving experience
• Subject signs the trial Informed Consent Form
• Subject is in a healthy condition as judged by the investigator
• Subject has a regular sleep pattern

Exclusion Criteria:

• Subject has insomnia or any other sleep disorder
• Medication or drug use of any kind prior to the study
• Relevant history or presence of a significant medical illness