Sleep Education

American Academy of Sleep Medicine 

Find a Center
Use the following fields to locate sleep centers in your area.

Search radius:

Preparing for the Maintenance of Wakefulness Test

Before the Maintenance of Wakefulness Test, the sleep specialist will help you decide what substances that you can and cannot have. You may be asked to take a test to screen for drugs on the morning of the MWT. It will help show that the results of the MWT are accurate.

The following factors may affect the study:

  • Anxiety
  • Tension
  • Depression
  • Age
  • Caffeine
  • Drugs and medications
  • Amount of sleep prior to the study

You may need to refrain from having any of the following substances before or during the test:

  • Tobacco
  • Caffeine
  • Medications
« return to Overview and Facts
continue to Testing Process & Results »