Risperidone is not for use in psychotic conditions related to dementia. Risperidone may cause heart failure, sudden death, or pneumonia in older adults with dementia-related conditions.
Do not give this medication to a child without a doctor’s advice.
While you are taking risperidone, you may be more sensitive to temperature extremes such as very hot or cold conditions. Avoid getting too cold, or becoming overheated or dehydrated. Drink plenty of fluids, especially in hot weather and during exercise. It is easier to become dangerously overheated and dehydrated while you are taking risperidone.
Risperidone can cause side effects that may impair your thinking or reactions. Be careful if you drive or do anything that requires you to be awake and alert.
Avoid drinking alcohol. It can increase some of the side effects of risperidone.
Stop using risperidone and call your doctor at once if you have fever, stiff muscles, confusion, sweating, fast or uneven heartbeats, restless muscle movements in your face or neck, tremor (uncontrolled shaking), trouble swallowing, feeling light-headed, or fainting.
There may be other drugs not listed that can affect risperidone. Tell your doctor about all the prescription and over-the-counter medications you use. This includes vitamins, minerals, herbal products, and drugs prescribed by other doctors. Do not start using a new medication without telling your doctor.