What Is Perampanel?
Perampanel is an anticonvulsant used to treat seizures in adults and children who are at least 12 years old.
Perampanel may also be used for purposes not listed in this medication guide.
Some people taking perampanel have had serious psychotic effects, especially when starting this medicine or changing doses. Stay alert to changes in your mood or symptoms.
Call your doctor right away if you haveany changes in mood or behavior changes, personality changes, thoughts about suicide, or thoughts about hurting others. Your family or other caregivers should also be alert to changes in your mood or symptoms.
You should not use perampanel if you are allergic to it.
To make sure perampanel is safe for you, tell your doctor if you have:
- liver disease;
- kidney disease;
- a history of depression or mental illness; or
- a history of alcoholism or drug addiction.
Some people taking perampanel have had serious psychotic effects such as anger, aggression, feeling hostile or irritable, and thoughts about hurting others. These effects may be more likely to occur when you first start taking perampanel, or whenever your dose is changed. 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.
Do not start or stop taking seizure medication during pregnancy without your doctor's advice.Having a seizure during pregnancy could harm both mother and baby.Tell your doctor right away if you become pregnant.
Perampanel can make certain birth control pills less effective. Ask your doctor about using non-hormonal birth control (condom, diaphragm with spermicide) to prevent pregnancy while taking perampanel.
If you are pregnant, your name may be listed on a pregnancy registry. This is to track the outcome of the pregnancy and to evaluate any effects of perampanel on the baby.
It is not known whether perampanel passes into breast milk or if it could affect the nursing baby. Tell your doctor if you are breast-feeding.
Perampanel is not approved for use by anyone younger than 12 years old.
Perampanel Side Effects
Get emergency medical help if you havesigns of an allergic reaction:hives; difficult breathing; swelling of your face, lips, tongue, or throat.
Seek medical treatment if you have a serious drug reaction that can affect many parts of your body.Symptoms may include: skin rash, fever, swollen glands, flu-like symptoms, muscle aches, severe weakness, unusual bruising, or yellowing of your skin or eyes. This reaction may occur several weeks after you began using perampanel.
Stop using perampanel and call your doctor at once if you have a side effect such as:
- changes in mood, behavior, or personality;
- anger, aggression, anxiety, trouble sleeping, feeling hostile or irritable;
- talking more than usual;
- memory problems, confusion, hallucinations;
- unusual thoughts, paranoid behavior, panic attacks;
- thoughts about suicide, or thoughts about hurting someone else;
- trouble walking, loss of balance or coordination;
- an accidental fall; or
- severe dizziness, spinning sensation, feeling like you might pass out.
Accidental falls may occur more often in elderly patients who take perampanel. Use caution to avoid falling or accidental injury while taking this medicine.
Common side effects may include:
- headache, dizziness, drowsiness;
- feeling anxious, tired, or irritable;
- nausea, vomiting, stomach pain;
- weight gain; or
- loss of coordination.
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.
Avoid driving or operating machinery until you know how this medicine will affect you. Dizziness or severe drowsiness can cause falls or other accidents.
Drinking alcohol with this medicine can cause side effects.
Taking this medicine with other drugs that make you sleepy can worsen this effect. Ask your doctor before taking a sleeping pill, narcotic pain medicine, muscle relaxer, or medicine for anxiety or depression.
Tell your doctor about all your current medicines and any you start or stop using, especially:
- birth control pills;
- St. John's wort;
- other seizure medicine--carbamazepine, oxcarbazepine, phenytoin.
This list is not complete. Other drugs may interact with perampanel, including prescription and over-the-counter medicines, vitamins, and herbal products. Not all possible interactions are listed in this medication guide.
Perampanel is usually taken at bedtime. Follow all directions on your prescription label. Your doctor may occasionally change your dose. Do not use this medicine in larger or smaller amounts or for longer than recommended.
Perampanel may be habit-forming.Never share perampanel with another person, especially someone with a history of drug abuse or addiction.Keep the medication in a place where others cannot get to it. Selling or giving away this medicine is against the law.
Read all patient information, medication guides, and instruction sheets provided to you. Ask your doctor or pharmacist if you have any questions.
Shake theoral suspension (liquid)well just before you measure a dose. Measure liquid medicine with the dosing syringe provided, or with a special dose-measuring spoon or medicine cup. If you do not have a dose-measuring device, ask your pharmacist for one.
Do not stop using any other seizure medications suddenly, even if you feel fine. Stopping suddenly may cause increased seizures. Follow your doctor's instructions about tapering your dose.
Store at room temperature away from moisture and heat. Do not allow the medicine to freeze.
Keep track of your medicine. Perampanel may be a drug of abuse and you should be aware if anyone is using your medicine improperly or without a prescription.
Seek emergency medical attention or call the Poison Help line at 1-800-222-1222.
Take the missed dose as soon as you remember. Skip the missed dose if it is almost time for your next scheduled dose.Do nottake extra medicine to make up the missed dose.
Call your doctor for instructions if you miss your perampanel dose for more than one day.
Copyright 1996-2019 Cerner Multum, Inc.
Video: Perampanel for Hard-to-Treat Epilepsy
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