Please consult your physician before taking any medication. Risperdal Generic 1mg 20 Tabs - risperidone Generic Name: risperidone (oral) (ris PER i done) Brand Names: Risperdal, Risperdal M-Tab What is risperidone? Risperidone is an antipsychotic medication. It works by changing the effects of chemicals in the brain. Risperidone is used to treat schizophrenia and symptoms of bipolar disorder (manic depression). Risperidone is also used in autistic children to treat symptoms of irritability. Risperidone may also be used for purposes other than those listed in this medication guide.