1 What is Fanapt?

Brand: Fanapt, Fanapt Titration Pack

Generic: Iloperidone

Fanapt is an Atypical antipsychotic used for the treatment of the symptoms of schizophrenia. This drug is contraindicated to older adult patients who have dementia.

This drug requires a prescription.

Have a question aboutSchizophrenia?Ask a doctor now

2 What to Know Before Using

Before using Fanapt, the risks and benefits for your body should be discussed with your healthcare provider.

Inform your healthcare provider for any allergic reactions to these drugs or any other drugs, foods, dyes, preservatives, or animals.

Carefully read the label of non-prescription drugs for any possible allergic reaction or contraindications.

  • Studies in children regarding the correlation of age to the effects of iloperidone have not been performed while safety and efficacy have not been established.
  • Studies in the elderly have not demonstrated any geriatric-specific problems that would limit the utility of iloperidone. Adjustments in the dose of the elderly may be required since they are more likely to have dementia or age-related liver problems.
  • Adverse effects have been reported in animal studies but studies in pregnant women or animals are still inadequate.
  • Infant risk is still undetermined when using this drug during breastfeeding. Discuss with your healthcare professional about potential risks and benefits of taking this drug while breastfeeding.

Drugs should not be taken together to prevent any interactions but in necessary cases inquire your healthcare provider regarding the adjustments in dosage or any other necessary precautions to prevent any unwanted side effects.

Inform your healthcare professional if you are taking any other drugs such as:

  • Amifampridine
  • Bepridil
  • Cisapride
  • Dronedarone
  • Fluconazole
  • Ketoconazole
  • Mesoridazine
  • Metoclopramide
  • Nelfinavir
  • Pimozide
  • Piperaquine
  • Posaconazole
  • Saquinavir
  • Sparfloxacin
  • Terfenadine
  • Thioridazine
  • Acecainide
  • Ajmaline
  • Alfuzosin
  • Amiodarone
  • Amitriptyline
  • Amoxapine
  • Anagrelide
  • Apomorphine
  • Aripiprazole
  • Arsenic Trioxide
  • Artemether
  • Asenapine
  • Astemizole
  • Atazanavir
  • Azimilide
  • Azithromycin
  • Bedaquiline
  • Blinatumomab
  • Bretylium
  • Buserelin
  • Ceritinib
  • Chloroquine
  • Chlorpromazine
  • Ciprofloxacin
  • Citalopram
  • Clarithromycin
  • Clomipramine
  • Clozapine
  • Cobicistat
  • Crizotinib
  • Cyclobenzaprine
  • Dabrafenib
  • Dasatinib
  • Degarelix
  • Delamanid
  • Desipramine
  • Deslorelin
  • Disopyramide
  • Dofetilide
  • Dolasetron
  • Domperidone
  • Donepezil
  • Droperidol
  • Erythromycin
  • Escitalopram
  • Fingolimod
  • Flecainide
  • Fluoxetine
  • Gatifloxacin
  • Gemifloxacin
  • Golimumab
  • Gonadorelin
  • Goserelin
  • Granisetron
  • Halofantrine
  • Histrelin
  • Hydrocodone
  • Hydroquinidine
  • Hydroxychloroquine
  • Ibutilide
  • Idelalisib
  • Imipramine
  • Indinavir
  • Itraconazole
  • Ivabradine
  • Lapatinib
  • Leuprolide
  • Levofloxacin
  • Lumefantrine
  • Mefloquine
  • Methadone
  • Metronidazole
  • Mifepristone
  • Moxifloxacin
  • Nafarelin
  • Nefazodone
  • Nilotinib
  • Norfloxacin
  • Nortriptyline
  • Octreotide
  • Ofloxacin
  • Ondansetron
  • Paliperidone
  • Panobinostat
  • Pasireotide
  • Pazopanib
  • Perflutren Lipid Microsphere
  • Procainamide
  • Prochlorperazine
  • Promethazine
  • Propafenone
  • Protriptyline
  • Quetiapine
  • Quinine
  • Ranolazine
  • Ritonavir
  • Salmeterol
  • Secukinumab
  • Sematilide
  • Sevoflurane
  • Siltuximab
  • Sodium Phosphate
  • Dibasic Sodium Phosphate
  • Solifenacin
  • Sorafenib
  • Sotalol
  • Sunitinib
  • Tacrolimus
  • Tedisamil
  • Telavancin
  • Telithromycin
  • Tetrabenazine
  • Tizanidine
  • Toremifene
  • Trazodone
  • Trifluoperazine
  • Trimipramine
  • Triptorelin
  • Vandetanib
  • Vardenafil
  • Vemurafenib
  • Vinflunine
  • Voriconazole
  • Paroxetine

Intake of specific food or using alcohol or tobacco with this drug is associated with an increased risk of certain side effects. Your healthcare professional can give you special instructions about the use of food, alcohol, or tobacco.

Inform your healthcare provider for any other medical problems such as:

3 Proper Usage

To use Fanapt correctly, you must follow all instructions exactly as directed by your healthcare professional. To prevent any side effects, take this drug exactly as directed in the label or as prescribed by your healthcare professional. You can take this drug with or without food. The dose of this drug will be variable for different patients. The directions on the label or the prescription by your healthcare professional should be followed.

The dosage of this drug you take depends on the medical problem for which you are using this drug.

  • Adults with schizophrenia are initially given 1 milligram tablets taken two times a day. Your healthcare professional may increase your dose if needed. The dose must not exceed 12 mg two times a day.
  • Use and dose in children must be determined by your healthcare professional.

A missed dose should be taken as soon as possible. However, skip the missed dose and go back to your regular dosing schedule if it is almost time for your next dose.

Store the drug in a closed container at room temperature, away from heat, moisture, and direct light.

Keep from freezing. Keep out of the reach of children.

Dispose any outdated or expired drugs and ask your healthcare professional for the proper disposal of the drugs.

4 Precautions To Take

In using Fanapt, you must be careful and take some precautions as advised by your doctor.

Regular visits should be made to your healthcare provider to track your progress and to monitor the effectiveness and unwanted effects of the drug. Unwanted effects can be screened by blood tests.

QT prolongation has been associated with the use of this drug resulting to changes in heart rhythm and fainting in some patients. Consult with your healthcare professional immediately if you experience any symptoms of heart rhythm problems, such as dizziness, feeling faint, or a fast, pounding, or irregular heartbeat.

Check with your healthcare professional immediately if you experience symptoms of neuroleptic malignant syndrome such as:

  • Convulsions
  • Difficulty with breathing
  • Fast heartbeat
  • High fever
  • High or Low blood pressure
  • Increased sweating
  • Loss of bladder control
  • Severe muscle stiffness
  • Unusually pale skin
  • Tiredness

This drug may cause tardive dyskinesia which can manifest as lip smacking or puckering, puffing of the cheeks, rapid or worm-like movements of the tongue, uncontrolled chewing movements, or uncontrolled movements of the arms and legs.

Check with your healthcare professional immediately if you have increased thirst or increased urination as this drug may cause hyperglycemia. Your healthcare professional may need to monitor your weight regularly since weight gain has been reported with this drug.

This drug may cause:

This drug may cause leukopenia which can increase your chance of getting an infection. It is recommended to avoid people with infections.

Consult with your healthcare professional immediately if you think you are getting an infection or if you get a fever or chills, cough or hoarseness, lower back or side pain, or painful or difficult urination. Touching your eyes or the inside of your nose without proper hand washing is not recommended.

This drug can cause problems in thermoregulation of the body and it is advised to limit yourself from exercise or too much exposure from the sun to prevent any risk of heat stroke. Inform your healthcare professional if you experience symptoms if agitation, irritability, suicidal thoughts and tendencies or to become more depressed.

This drug may cause drowsiness, trouble with thinking, trouble with controlling body movements, or trouble with your vision. Be careful in taking this drug before you drive, use machines, or do other jobs that require you to be alert, well-coordinated, or able to think or see well.

Drinking alcohol is not recommended when taking this drug.

Consult with your healthcare professional before you take any other prescription or non-prescription drugs, and herbal or vitamin supplements.

5 Potential Side Effects

As with many medications, there are several potential side effects associated with Fanapt.

Side effects may vary for each individual and prompt medical attention should be given if they occur.

Seek advice from your healthcare professional immediately if you experience any unusual symptoms such as:

  • Fast, Pounding, or Irregular heartbeat or pulse
  • Blurred vision
  • Body aches or pain
  • Chills
  • Cold sweats
  • Confusion
  • Cough
  • Difficult or labored breathing
  • Difficulty with moving
  • Difficulty with speaking
  • Dizziness, Faintness or Lightheadedness when getting up from a lying or sitting position suddenly
  • Drooling
  • Ear congestion
  • Fever, Headache
  • Inability to sit still
  • Loss of balance control, Loss of voice
  • Muscle pain or stiffness
  • Muscle trembling, jerking, or stiffness
  • Nasal congestion
  • Need to keep moving
  • Pain in the joints
  • Restlessness
  • Runny nose
  • Shakiness in the legs, arms, hands, or feet
  • Shortness of breath
  • Shuffling walk
  • Sneezing
  • Sore throat
  • Stiffness of the limbs
  • Sweating
  • Tightness in the chest
  • Trembling or shaking of the hands or feet
  • Twitching, twisting
  • Uncontrolled repetitive movements of the tongue, lips, face, arms, or legs
  • Uncontrolled movements, especially of the face, neck, and back
  • Unusual drowsiness, dullness, tiredness, weakness, or feeling of sluggishness
  • Wheezing
  • Abdominal or Stomach fullness
  • Aching or Discomfort in the lower legs or sensation of crawling in the legs
  • Actions that are out of control
  • Aggressive or angry agitation
  • Anxiety
  • Attack, assault, or force, back pain
  • Black, tarry stools
  • Bloody nose
  • Burning while urinating
  • Burning, Crawling, Itching, Numbness, Prickling, "Pins and Needles", or Tingling feelings
  • Chest pain or Discomfort
  • Coma
  • Confusion as to time, place, or person
  • Constipation
  • Convulsions
  • Decrease in the amount of urine
  • Decrease in the frequency of urination
  • Decrease in urine volume
  • Decreased awareness or responsiveness
  • Decreased urination
  • Decreased weight
  • Depression
  • Difficult or painful urination
  • Difficulty in passing urine
  • Difficulty with walking
  • Dilated neck veins
  • Dizziness
  • Dry mouth
  • Dry skin and hair
  • Extreme thirst
  • Extremely high fever or body temperature
  • Fainting
  • False beliefs that cannot be changed by facts
  • Fast, Shallow breathing
  • Feeling cold, frequent urination
  • Gaseous abdominal pain, groin pain
  • Hair loss
  • Hoarseness or husky voice
  • Hostility
  • Inability to move the eyes
  • Increased blinking or spasms of the eyelid
  • Increased thirst
  • Irregular breathing
  • Irritability
  • Lightheadedness
  • Loss of appetite
  • Loss of bladder
  • Control mimicry of speech or movements
  • Mood swings
  • Muscle aching or cramping
  • Muscle spasms
  • Muscle twitching
  • Nausea or vomiting
  • Nervousness
  • Noisy breathing, noisy rattling breathing
  • Numbness or Tingling in the hands, feet, or lips
  • Pale, clammy skin
  • Peculiar postures or movement, mannerisms, or grimacing
  • Pounding, slow heartbeat, rapid breathing
  • Rapid weight gain
  • Recurrent fever
  • Restlessness
  • Seizures
  • Severe sleepiness
  • Slow movement
  • Slow reflexes
  • Sore throat, sore tongue, sores, ulcers, or white spots on the lips or in the mouth
  • Sticking out of tongue
  • Stupor, sunken eyes
  • Swelling, swelling of the face, ankles, fingers, feet, or lower legs
  • Swollen glands
  • Swollen joints
  • Swollen, Tender prostate
  • Talking, Feeling, and acting with excitement
  • Troubled breathing at rest
  • Troubled breathing with exertion
  • Uncontrolled twisting movements of the neck, trunk, arms, or legs
  • Unusual bleeding or bruising
  • Unusual excitement, nervousness, or restlessness
  • Unusual facial expressions
  • Weight gain
  • Wrinkled skin
  • Yellow eyes or skin

Some side effects may occur that usually do not need medical attention. As your body adjusts to the medicine, the side effects will slowly disappear. Ask your healthcare professional about ways to prevent or reduce some of these side effects.

If any of the following side effects persists, or are inconvenient, or if you notice any other effects, or if you have any questions about them, consult with your health care professional.

Report any side effects to the FDA hotline at 1-800-FDA-1088.

6 Related Clinical Trials