rn Please consult your physician before taking any medication. Generic Name: risperidone FULL PRESCRIBING INFORMATION Risperdal is an antipsychotic medication. It is an "atypical antipsychotic". It works by changing the effects of chemicals in the brain. Risperdal is used to treat schizophrenia and symptoms of bipolar disorder (manic depression). It is also used in autistic children to treat symptoms of irritability... Indications and Usage for Risperdal Schizophrenia Adults Risperdal® (risperidone) is indicated for the acute and maintenance treatment of schizophrenia.