Study Status: Completed
Recruit Status: Completed
Study Type: Interventional
Official Title: Efficacy of SCH 420814 to Reduce the Frequency or Severity of Neuroleptic Induced Akathisia
Brief Summary: This study is designed to evaluate the effectiveness of preladenant in the prevention (Part 1) or treatment (Part 2) of antipsychotic induced akathisia in subjects with acute psychosis using the Barnes Akathisia Scale.