Risperidone Injection

September 30, 2017

Risperidone Injection

What is this medicine?

RISPERIDONE (ris PER i done) is used to treat schizophrenia and bipolar disorder. Bipolar disorder is also known as manic-depression.

How should I use this medicine?

This medicine is for injection into a muscle. It is given by a health care professional in a hospital or clinic setting.

Talk to your pediatrician regarding the use of this medicine in children. Special care may be needed.

What side effects may I notice from receiving this medicine?

Side effects that you should report to your doctor or health care professional as soon as possible:

  • allergic reactions like skin rash, itching or hives, swelling of the face, lips, or tongue

  • aching muscles and joints

  • confusion

  • fast or irregular heartbeat

  • feeling faint, lightheaded, falls

  • fever or chills, sore throat

  • increased thirst or hunger

  • increased urination

  • lower belly pain

  • problems with balance, walking

  • stiffness, spasms, trembling

  • uncontrollable head, mouth, neck, arm, or leg movements

  • unusually weak or tired

Side effects that usually do not require medical attention (report to your doctor or health care professional if they continue or are bothersome):

  • constipation

  • change in sex drive or performance

  • difficulty sleeping

  • drowsiness or dizziness

  • increase or decrease in saliva

  • nausea, vomiting

  • weight gain

What may interact with this medicine?

Do not take this medicine with any of the following medications:

  • certain medicines for fungal infections like fluconazole, itraconazole, ketoconazole, posaconazole, voriconazole

  • cisapride

  • dofetilide

  • dronedarone

  • droperidol

  • pimozide

  • sparfloxacin

  • thioridazine

This medicine may also interact with the following medications:

  • arsenic trioxide

  • certain antibiotics like clarithromycin, gatifloxacin, levofloxacin, moxifloxacin, pentamidine, rifampin

  • certain medicines for blood pressure

  • certain medicines for cancer

  • certain medicines for irregular heart beat

  • certain medications for Parkinson's disease like levodopa

  • certain medicines for seizures like carbamazepine

  • certain medicines for sleep or sedation

  • narcotic medicines for pain

  • other medicines for mental anxiety, depression, or psychotic disturbances

  • other medicines that prolong the QT interval (cause an abnormal heart rhythm)

  • ritonavir

What if I miss a dose?

Try to keep any appointments for your injections. Usually, this medicine is given every 2 weeks. Contact your health care provider for instructions if you miss an appointment.

Where should I keep my medicine?

This drug is given in a hospital or clinic and will not be stored at home.

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 disease

  • liver disease

  • Parkinson's disease

  • seizures

  • an unusual or allergic reaction to risperidone, paliperidone, other medicines, foods, dyes, or preservatives

  • pregnant or trying to get pregnant

  • breast-feeding

What should I watch for while using this medicine?

Your condition will be monitored carefully while you are receiving this medicine.

You may get dizzy or drowsy. Do not drive, use machinery, or do anything that needs mental alertness until you know how this medicine affects you. Do not stand or sit up quickly, especially if you are an older patient. This reduces the risk of dizzy or fainting spells. Alcohol can increase dizziness and drowsiness. Avoid alcoholic drinks.

Do not treat yourself for colds, diarrhea or allergies. Ask your doctor or health care professional for advice, some nonprescription medicines may increase possible side effects.

This medicine can reduce the response of your body to heat or cold. Dress warm in cold weather and stay hydrated in hot weather. If possible, avoid extreme temperatures like saunas, hot tubs, very hot or cold showers, or activities that can cause dehydration such as vigorous exercise.

Updated:  

September 30, 2017