Study: 'Smart drug' Provigil may be habit-forming Current Status: Blessed (1) Change Status: BlessedPublishedUnpublishedRestoredQuarantinedDuplicatedCensored Carla K. Johnson, AP Medical Writer Tue Mar 17, 2009 1:01 PM healthbrainmedpills Tweet Discuss: ! keyboard shortcuts: V vote up article J next comment K previous comment