risperidone (generic name)

Risperdal (brand name)

It is used to treat schizophrenia, bipolar disorder, and some symptoms of autism
(ris PER i done)
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What is this medicine?

RISPERIDONE (ris PER i done) is an antipsychotic. It is used to treat schizophrenia, bipolar disorder, and some symptoms of autism.

What should I tell my health care provider before I take this medicine?

They need to know if you have any of these conditions:
  • blood disorder or disease
  • dementia
  • diabetes or a family history of diabetes
  • difficulty swallowing
  • heart disease or previous heart attack
  • history of brain tumor or head injury
  • history of breast cancer
  • irregular heartbeat or low blood pressure
  • kidney or liver disease
  • Parkinson's disease
  • phenylketonuria
  • seizures (convulsions)
  • an unusual or allergic reaction to risperidone, other medicines, foods, dyes, or preservatives
  • pregnant or trying to get pregnant
  • breast-feeding

How should I use this medicine?

Take this medicine by mouth. Follow the directions on the prescription label. Peel back the foil to expose the tablet. Do not push the tablet through the foil because this could damage the tablet. After removing the tablet from the package, the tablet should be taken immediately. It cannot be stored once it is removed from the package. These tablets are made to dissolve in the mouth. Place the tablet on the tongue and allow it to dissolve, then swallow. Do not split or chew the tablet. While you may take these tablets with water, it is not necessary to do so. You can take it with or without food. If it upsets your stomach, take it with food. Take your medicine at regular intervals. Do not take it more often than directed. Do not stop taking except on your doctor's advice.

Talk to your pediatrician regarding the use of this medicine in children. While this drug may be prescribed for children as young as 5 years of age for selected conditions, precautions do apply.

What if I miss a dose?

If you miss a dose, take it as soon as you can. If it is almost time for your next dose, take only that dose. Do not take double or extra doses.

What may interact with this medicine?

Do not take this medicine with any of the following medications:
  • cisapride
  • droperidol
  • sparfloxacin

This medicine may also interact with the following medications:

  • arsenic trioxide
  • carbamazepine
  • certain medicines for the hormonal treatment of cancer
  • certain quinolone antibiotics like gatifloxacin, levofloxacin, moxifloxacin
  • clarithromycin
  • levodopa and other medications for Parkinson's disease
  • medicines for high blood pressure
  • medicines for irregular heartbeats
  • medicines for seizures (convulsions)
  • medicines for sleep or sedation
  • other medicines for mental anxiety, depression or psychotic disturbances
  • pentamidine
  • prescription pain medications
  • rifampin
  • ritonavir

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Last Updated: May 07, 2013
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