Risperdal® (risperidone) is an antipsychotic medication often prescribed for the treatment of bipolar disorder, schizophrenia, and irritability associated with autism. As with any medicine, side effects are possible with Risperdal. Dangers associated with the use of this drug should be reviewed with your healthcare provider before treatment begins.
Common side effects of Risperdal include abdominal pain, headaches, and drowsiness. In most cases, side effects of the medication are minor and either do not require medical attention or can be treated easily. However, you should contact your healthcare provider immediately if you experience depression or suicidal thoughts, abnormal muscle movements, or a rapid heart rate.
Other potentially dangerous effects of Risperdal include the increased risk of developing diabetes, priapism (a painful erection of the penis that does not go away), seizures, and tardive dyskinesia (a sometimes permanent condition that involves uncontrollable body or face movements).
(Click Risperdal Side Effects and Risperdal Warnings and Precautions to learn about other potential dangers associated with Risperdal, to find out what other side effects may occur with this drug, and for information on who should not use this medication.)