Generic Name: risperidone (injection) (ris PER i done)
Brand Names: Perseris, Risperdal Consta
Medically reviewed on Oct 15, 2018
What is Risperdal Consta?
Risperdal Consta (risperidone) is an antipsychotic medication. It works by changing the effects of chemicals in the brain.
Risperdal Consta is not approved for use in psychotic conditions related to dementia. Risperidone may increase the risk of death in older adults with dementia-related conditions.
While you are taking Risperdal Consta, 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 this medication.
Risperdal Consta 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.
Before taking this medicine
You should not be treated with Risperdal Consta if you are allergic to risperidone or paliperidone.
Risperidone may increase the risk of death in older adults with dementia-related conditions and is not approved for this use.
To make sure Risperdal Consta is safe for you, tell your doctor if you have ever had:/p>
low white blood cell (WBC) counts;
diabetes (or risk factors such as obesity or family history of diabetes);
liver or kidney disease;
low bone mineral density;
breast cancer; or
if you are dehydrated.
Some people with mental illness have thoughts about suicide. Your doctor should check your progress at regular visits. Your family or other caregivers should also be alert to changes in your mood or symptoms.
Using antipsychotic medicine in the last 3 months of pregnancy may cause breathing problems, feeding problems, fussiness, tremors, or withdrawal symptoms in the newborn. If you get pregnant, tell your doctor right away. Do not stop using Risperdal Consta without your doctor's advice.
If you are pregnant, your name may be listed on a pregnancy registry to track the effects of risperidone on the baby.
Tell your doctor if you are breast-feeding. Risperidone can pass into breast milk and may cause drowsiness, fussiness, abnormal muscle movements, or feeding problems in a nursing baby.
How is Risperdal Consta given?
Risperdal Consta is injected into a muscle. A healthcare provider will give you this injection.
Risperdal Consta is usually given once every 2 weeks. You may also need to take risperidone by mouth in pill or liquid form during the first 3 weeks of your treatment with the injections. Follow your doctor's instructions.
If you already use other antipsychotic medication, you may need to keep using it for a short time. Do not change your dose or dosing schedule without your doctor's advice.
If you use Risperdal Consta injections long-term, your doctor will need to check your progress on a regular basis.
What happens if I miss a dose?
Call your doctor for instructions if you miss a dose.
What happens if I overdose?
Seek emergency medical attention or call the Poison Help line at 1-800-222-1222.
What should I avoid while receiving Risperdal Consta?
Avoid driving or hazardous activity until you know how this medicine will affect you. Avoid getting up too fast from a sitting or lying position, or you may feel dizzy. Dizziness or drowsiness can cause falls, accidents, or severe injuries.
Avoid drinking alcohol. Dangerous side effects could occur.
While you are receiving Risperdal Consta, 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.
Risperdal Consta side effects
Get emergency medical help if you have signs of an allergic reaction to Risperdal Consta: hives; difficult breathing; swelling of your face, lips, tongue, or throat.
Call your doctor at once if you have:
uncontrolled muscle movements in your face (chewing, lip smacking, frowning, tongue movement, blinking or eye movement);
severe nervous system reaction - very stiff (rigid) muscles, high fever, sweating, confusion, fast or uneven heartbeats, tremors, feeling like you might pass out;
high blood sugar - increased thirst, increased urination, dry mouth, fruity breath odor;
low blood cell counts - fever, mouth sores, skin sores, sore throat, cough, easy bruising, unusual bleeding, trouble breathing, feeling light-headed; or
penis erection that is painful or lasts 4 hours or longer.
Serious side effects may be more likely in older adults.
Common Risperdal Consta side effects may include:
dizziness, drowsiness, tired feeling;
tremors, twitching or uncontrollable muscle movements;
muscle or joint pain;
weight gain; or
pain in your arms or legs.
This is not a complete list of side effects and others may occur. Call your doctor for medical advice about side effects. You may report side effects to FDA at 1-800-FDA-1088.
What other drugs will affect Risperdal Consta?
Using Risperdal Consta with other drugs that make you sleepy or slow your breathing can cause dangerous side effects or death. Ask your doctor before using opioid medication, a sleeping pill, a muscle relaxer, or medicine for anxiety or seizures.
Sometimes it is not safe to use certain medications at the same time. Some drugs can affect your blood levels of other drugs you take, which may increase side effects or make the medications less effective.
Other drugs may interact with risperidone, including prescription and over-the-counter medicines, vitamins, and herbal products. Tell your doctor about all your current medicines and any medicine you start or stop using.
Remember, keep this and all other medicines out of the reach of children, never share your medicines with others, and use Risperdal Consta only for the indication prescribed.
Always consult your healthcare provider to ensure the information displayed on this page applies to your personal circumstances.
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More about Risperdal Consta (risperidone)
- Risperdal Consta Side Effects
- During Pregnancy or Breastfeeding
- Dosage Information
- Drug Interactions
- Pricing & Coupons
- En Español
- 8 Reviews
- Drug class: atypical antipsychotics
- FDA Alerts (7)
Other brands: Perseris