Brand Names: Fanapt
Generic Name: iloperidone
- What is iloperidone (Fanapt)?
- What are the possible side effects of iloperidone (Fanapt)?
- What is the most important information I should know about iloperidone (Fanapt)?
- What should I discuss with my healthcare provider before taking iloperidone (Fanapt)?
- How should I take iloperidone (Fanapt)?
- What happens if I miss a dose (Fanapt)?
- What happens if I overdose (Fanapt)?
- What should I avoid while taking iloperidone (Fanapt)?
- What other drugs will affect iloperidone (Fanapt)?
- Where can I get more information (Fanapt)?
What is iloperidone (Fanapt)?
Iloperidone is used to treat schizophrenia.
Iloperidone may also be used for purposes not listed in this medication guide.
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What are the possible side effects of iloperidone (Fanapt)?
Get emergency medical help if you have signs of an allergic reaction: hives; difficult breathing; swelling of your face, lips, tongue, or throat.
High doses or long-term use of iloperidone can cause a serious movement disorder that may not be reversible. Symptoms of this disorder include uncontrollable muscle movements of your lips, tongue, eyes, face, arms, or legs. The longer you take iloperidone, the more likely you are to develop a serious movement disorder. The risk of this side effect is higher in women and older adults.
Call your doctor at once if you have:
- headache with chest pain and severe dizziness, fainting, fast or pounding heartbeats;
- uncontrolled muscle movements in your face (chewing, lip smacking, frowning, tongue movement, blinking or eye movement);
- sudden weakness or ill feeling, fever, chills, sore throat, swollen gums, painful mouth sores, pain when swallowing, skin sores, cold or flu symptoms, cough;
- little or no urinating;
- penis erection that is painful or lasts 4 hours or longer; or
- severe nervous system reaction--very stiff (rigid) muscles, high fever, sweating, confusion, fast or uneven heartbeats, tremors, feeling like you might pass out.
Older adults may be more likely to have side effects from this medicine.
Common side effects may include:
- weight gain;
- dizziness, drowsiness, tired feeling;
- dry mouth, stuffy nose; or
- fast heart rate.
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 is the most important information I should know about iloperidone (Fanapt)?
What should I discuss with my healthcare provider before taking iloperidone (Fanapt)?
You should not use iloperidone if you are allergic to it.
Iloperidone is not approved for use in psychotic conditions related to dementia. Iloperidone may increase the risk of death in older adults with dementia-related conditions.
To make sure iloperidone is safe for you, tell your doctor if you have:
- heart disease or high blood pressure;
- a personal or family history of Long QT syndrome;
- a history of heart attack or stroke (including "mini-stroke");
- seizures or epilepsy;
- a history of breast cancer;
- high cholesterol or triglycerides;
- a history of low white blood cell (WBC) counts;
- an electrolyte imbalance (such as low levels of potassium or magnesium in your blood);
- diabetes, or risk factors such as being overweight or having a family history of diabetes;
- a history of suicidal thoughts;
- trouble swallowing; or
- if you are dehydrated.
Taking antipsychotic medication during the last 3 months of pregnancy may cause problems in the newborn, such as withdrawal symptoms, breathing problems, feeding problems, fussiness, tremors, and limp or stiff muscles. However, you may have withdrawal symptoms or other problems if you stop taking your medicine during pregnancy. If you become pregnant while taking iloperidone, do not stop taking it without your doctor's advice.
It is not known whether iloperidone passes into breast milk or if it could harm a nursing baby. You should not breast-feed while you are taking iloperidone.
How should I take iloperidone (Fanapt)?
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.
Iloperidone can be taken with or without food.
It may take up to 2 weeks before your symptoms improve. Keep using the medication as directed and tell your doctor if your symptoms do not improve.
Your doctor will need to check your progress while you are using iloperidone.
If you have stopped taking iloperidone for more than 3 days in a row, talk with your doctor before you start taking it again. You may need to restart the medicine at a lower dose.
Store at room temperature away from moisture, heat, and light.
What happens if I miss a dose (Fanapt)?
Take the missed dose as soon as you remember. Skip the missed dose if it is almost time for your next scheduled dose. Do not take extra medicine to make up the missed dose.
What happens if I overdose (Fanapt)?
Seek emergency medical attention or call the Poison Help line at 1-800-222-1222.
What should I avoid while taking iloperidone (Fanapt)?
While you are taking iloperidone, 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 iloperidone.
Iloperidone may impair your thinking or reactions. Avoid driving or operating machinery 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 severe drowsiness can cause falls, fractures, or other injuries.
Avoid drinking alcohol. Dangerous side effects could occur.
What other drugs will affect iloperidone (Fanapt)?
Taking iloperidone with other drugs that make you sleepy or slow your breathing can cause dangerous or life-threatening side effects. Ask your doctor before taking a sleeping pill, narcotic pain medicine, prescription cough medicine, a muscle relaxer, or medicine for anxiety, depression, or seizures.
Many drugs can interact with iloperidone. Not all possible interactions are listed here. Tell your doctor about all your current medicines and any you start or stop using, especially:
- an antibiotic or antifungal medicine;
- anti-malaria medication;
- an antidepressant;
- heart or blood pressure medicine;
- medicine to treat HIV or hepatitis; or
- other medicines to treat a psychiatric disorder.
This list is not complete and many other drugs can interact with iloperidone. This includes prescription and over-the-counter medicines, vitamins, and herbal products. Give a list of all your medicines to any healthcare provider who treats you.
Where can I get more information (Fanapt)?
Your pharmacist can provide more information about iloperidone.
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