Asenapine (By mouth)
Antipsychotic (About this – PubMed Health)
Uses of This Medicine
Asenapine is used alone or together with lithium or valproate to treat symptoms of psychotic (mental) disorders, such as schizophrenia, mania, or bipolar disorder. This medicine should not be used to treat behavioral problems in older adult patients who have dementia.
This medicine is available only with your doctor’s prescription.
Other uses (PubMed Health)
How To Use
Take your medicine as directed. Your dose may need to be changed several times to find what works best for you.
Dry your hands before you handle the tablet.
Do not open the blister pack that contains the tablet until you are ready to take the medicine. Peel back the foil, then remove the tablet. Do not push the tablet through the foil.
Place the tablet under your tongue and let it melt. Do not split, crush, chew, or swallow the tablet.
Do not eat or drink anything for at least 10 minutes after you take this medicine.
Read and follow the patient instructions that come with this medicine. Talk to your doctor or pharmacist if you have any questions.
Missed dose: Take a dose as soon as you remember. If it is almost time for your next dose, wait until then and take a regular dose. Do not take extra medicine to make up for a missed dose.
Store the medicine in a closed container at room temperature, away from heat, moisture, and direct light.
Drugs and Foods to Avoid
Ask your doctor or pharmacist before using any other medicine, including over-the-counter medicines, vitamins, and herbal products.
Some medicines can affect how asenapine works. Tell your doctor if you are using any of the following:Chlorpromazine, fluvoxamine, gatifloxacin, moxifloxacin, paroxetine, thioridazine, ziprasidone Blood pressure medicine Heart rhythm medicine (including amiodarone, procainamide, quinidine, sotalol)
When Not To Use
This medicine is not right for everyone. Do not use it if you had an allergic reaction to asenapine.
Tell your doctor if you are pregnant or breastfeeding, or if you have liver disease, diabetes, high cholesterol, trouble swallowing, or a history of seizures. Tell your doctor if you have a blood vessel or heart problem, including low blood pressure, heart failure, heart rhythm problems, or a history of heart attack or stroke.
This medicine may cause the following problems:Neuroleptic malignant syndrome (NMS), which can be life-threatening Tardive dyskinesia (a movement disorder) that may not go away after you stop using this medicine Heart rhythm changes, such as QT prolongation Increased risk for infections
This medicine may make you dizzy or drowsy. Do not drive or do anything that could be dangerous until you know how this medicine affects you. Stand up slowly. You may feel lightheaded if you get up suddenly from a lying or sitting position.
Your doctor will check your progress and the effects of this medicine at regular visits. Keep all appointments.
Keep all medicine out of the reach of children. Never share your medicine with anyone.
Possible side effects
Summary More details
Call your doctor right away if you notice any of these side effects:
Fast, slow, pounding, or uneven heartbeat
Increased hunger or thirst, frequent urination, tiredness, blurred vision
Jerky muscle movement you cannot control (often in your face, tongue, or jaw), problems with balance or walking
Lightheadedness, dizziness, drowsiness, or fainting
Mood or behavior changes, or thoughts of hurting yourself or others
Numbness or tingling in your mouth or throat, sores or blisters in your mouth
Seizures, tremors, or twitching
If you notice these less serious side effects, talk with your doctor:
If you notice other side effects that you think are caused by this medicine, tell your doctor.
Call your doctor for medical advice about side effects. You may report side effects to FDA at 1-800-FDA-1088.
More side effects of this drug
Brand names include
There may be other brand names for this medicine.