Introduction: A New Era in the Pharmacotherapy of Psychotic Disorders

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Schizophrenia and related psychotic disorders are debilitating illnesses affecting approximately 1% of theworld population. These illnesses are generally chronic, beginning early in life and persisting into the elderly years. The impact of the illnesses on affected individuals and their families is monumental. The positive symptoms of schizophrenia lead to disruption of coherent thinking, anxiety, and distress that make day-to-day functioning challenging.