hives; difficulty breathing; swelling of your face, lips, tongue, or throat.
Stop using risperidone and call your doctor at once if you have any of these serious side effects:
- fever, stiff muscles, confusion, sweating, fast or uneven heartbeats;
- restless muscle movements in your eyes, tongue, jaw, or neck;
- tremor (uncontrolled shaking);
- trouble swallowing; or
- feeling light-headed, fainting.