Definitions for "Risperidone"
an Antipsychotic drug prescribed for psychotic disorders; brand names include Risperdal; Risperidone side effects.
Risperidone (Belivon®, Rispen®, Risperdal® in the United States) is an atypical antipsychotic medication developed by Janssen Pharmaceutica. It was approved by the United States Food and Drug Administration (FDA) in 1993. It is most often used to treat delusional psychosis (including schizophrenia), but risperidone (like other atypical antipsychotics) is also used to treat some forms of bipolar disorder, psychotic depression, obsessive-compulsive disorder and Tourette syndrome.