Invega Hafyera

Generic name: Paliperidone Palmitate
Dosage form: extended-release injectable suspension
Drug class: Atypical antipsychotics

Usage of Invega Hafyera

Invega Hafyera is a prescription medicine given by injection by a healthcare provider 1 time every 6 months and used for the treatment of schizophrenia in adults who have been adequately treated with either:

  • A 1 time each month paliperidone palmitate extended-release injectable suspension for at least 4 months.
  • A 1 time every 3 months paliperidone palmitate extended-release injectable suspension for at least 3 months.

    • It is not known if this medicine is safe and effective in children under 18 years of age.

    Invega Hafyera side effects

    Invega Hafyera may cause serious side effects, including:

  • See Important information.
  • Cerebrovascular problems (including stroke) in elderly people with dementia-related psychosis that can lead to death.
  • Neuroleptic Malignant Syndrome (NMS), a serious condition that can lead to death. Call your healthcare provider or go to your nearest hospital emergency room right away if you have some or all of the following signs and symptoms of NMS:
  • high fever
  • confusion
  • changes in your breathing, pulse, heart rate, and blood pressure
  • stiff muscles
  • sweating
  • Problems with your heartbeat. These heart problems can cause death. Call your healthcare provider right away if you have any of these symptoms:
  • passing out or feeling like you will pass out
  • dizziness
  • feeling as if your heart is pounding or missing beats
  • Uncontrolled body movements (tardive dyskinesia). Invega Hafyera may cause movements that you cannot control in your face, tongue, or other body parts. Tardive dyskinesia may not go away, even if you stop treatment. Tardive dyskinesia may also start after you stop treatment.
  • Problems with your metabolism such as
  • high blood sugar (hyperglycemia) and diabetes. Increases in blood sugar can happen in some people who receive Invega Hafyera. Extremely high blood sugar can lead to coma or death. Your healthcare provider should check your blood sugar before you start and regularly during treatment. Call your healthcare provider if you have any of these symptoms of high blood sugar during treatment:
  • feel very thirsty
  • need to urinate more than usual
  • feel very hungry
  • feel weak or tired
  • feel sick to your stomach
  • feel confused, or your breath smells fruity
  • increased fat levels (cholesterol and triglycerides) in your blood. Your healthcare provider should check the fat levels in your blood before you start and regularly during treatment.
  • weight gain. You and your healthcare provider should check your weight before you start and often during treatment.
  • Decreased blood pressure (orthostatic hypotension) and fainting. You may feel lightheaded or faint when you rise too quickly from a sitting or lying position, especially early in treatment or when the dose is changed.
  • Falls. Invega Hafyera may make you sleepy or dizzy, may cause a decrease in your blood pressure when changing position (orthostatic hypotension), and can slow your thinking and motor skills which may lead to falls that can cause fractures or other injuries.
  • Low white blood cell count. Your healthcare provider may do blood tests during the first few months of treatment.
  • Increased prolactin levels in your blood (hyperprolactinemia). Invega Hafyera may cause a rise in the blood levels of a hormone called prolactin (hyperprolactinemia) that may cause side effects including missed menstrual periods, a reversible reduction in fertility in females who are able to become pregnant, leakage of milk from the breasts, development of breasts in men, or problems with erection.
  • Invega Hafyera can make you sleepy or dizzy, and can slow your thinking and motor skills. Do not drive, operate heavy machinery, or do other dangerous activities until you know how Invega Hafyera affects you.
  • Seizures (convulsions).
  • Difficulty swallowing that can cause food or liquid to get into your lungs.
  • Prolonged or painful erection lasting more than 4 hours (priapism). Call your healthcare provider or go to your nearest emergency room right away if you have an erection that lasts more than 4 hours.
  • Problems controlling your body temperature so that you feel too warm. See, What should I avoid while receiving Invega Hafyera?

    • The most common side effects include:

  • upper respiratory tract infections
  • weight gain
  • feeling restlessness or difficulty sitting still
  • tremors
  • shuffling walk
  • injection site reactions
  • headache
  • slow movements
  • stiffness

    • These are not all the possible side effects. Call your doctor for medical advice about side effects. You may report side effects to FDA at 1-800 FDA-1088.

    Before taking Invega Hafyera

    You should not receive Invega Hafyera if you are allergic to paliperidone palmitate, risperidone, or any of the ingredients. See the end of this page for a complete list of ingredients.

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    How to use Invega Hafyera

    Usual Adult Dose of Invega Hafyera for Schizophrenia:

    - Administer Invega Hafyera by gluteal injection once every 6 months - Patients should be adequately treated with: 

  • a once-a-month paliperidone palmitate extended-release injectable suspension (e.g., Invega Sustenna) for at least four months or
  • an every-three-month paliperidone palmitate extended-release injectable suspension (e.g., Invega Trinza) for at least one three-month cycle.

    • Doses for Adults Adequately Treated with once-a-month paliperidone palmitate extended-release injectable suspension (PP1M)

    If the Last Dose of PP1M is: Initiate Invega Hafyera at the Following Dose: 156 mg 1,092 mg 234 mg 1,560 mg

    Doses for Adults Adequately Treated with every-three-month paliperidone palmitate injectable suspension (PP3M)

    If the Last Dose of PP3M is: Initiate Invega Hafyera at the Following Dose: 546 mg 1,092 mg 819 mg 1,560 mg

    Warnings

    Invega Hafyera may cause serious side effects, including:

  • Increased risk of death in elderly people with dementia-related psychosis. Invega Hafyera increases the risk of death in elderly people who have lost touch with reality (psychosis) due to confusion and memory loss (dementia). Invega Hafyera is not for the treatment of people with dementia-related psychosis.

    • What other drugs will affect Invega Hafyera

    Tell your healthcare provider about all the medicines you take, including prescription and over-the-counter medicines, vitamins, and herbal supplements. Invega Hafyera and other medicines may affect each other causing possible serious side effects. Invega Hafyera may affect the way other medicines work, and other medicines may affect how Invega Hafyera works. Your healthcare provider can tell you if it is safe to receive Invega Hafyera with your other medicines. Do not start or stop any medicines during treatment without talking to your healthcare provider first. Know the medicines you take. Keep a list of them to show to your healthcare provider or pharmacist when you get a new medicine.

    Disclaimer

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    The absence of a warning for a given drug or drug combination in no way should be construed to indicate that the drug or drug combination is safe, effective or appropriate for any given patient. Drugslib.com does not assume any responsibility for any aspect of healthcare administered with the aid of information Drugslib.com provides. The information contained herein is not intended to cover all possible uses, directions, precautions, warnings, drug interactions, allergic reactions, or adverse effects. If you have questions about the drugs you are taking, check with your doctor, nurse or pharmacist.

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