Risperidone is mainly used to treat various acute and chronic schizophrenic disorders. For patients with schizophrenia, whether they have positive symptoms such as fantasy, disorganized thinking, hostility, or obvious negative symptoms such as unresponsiveness, emotional indifference, social indifference, Risperidone is very effective in treating these schizophrenic patients and can bring them to normal. Risperidone can also be used to treat manic episodes in bipolar disorder, such as those manifested by elevated mood, exaggeration, irritability, excessive self-evaluation, reduced sleep requirements, rapid speech, and racing thoughts. For the manic symptoms of bipolar disorder, it has a very good therapeutic effect, but for the depressive symptoms of bipolar disorder, the effect may be poor, so the main use of risperidone is in this area.