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Oxtellar XR

Generic Name: Oxcarbazepine Extended-Release Tablets (ox car BAZ e peen)
Brand Name: Oxtellar XR

Medically reviewed on July 4, 2018

Uses of Oxtellar XR:

  • It is used to treat seizures.
  • It may be given to you for other reasons. Talk with the doctor.

What do I need to tell my doctor BEFORE I take Oxtellar XR?

  • If you have an allergy to oxcarbazepine or any other part of Oxtellar XR (oxcarbazepine extended-release tablets).
  • If you are allergic to any drugs like this one, any other drugs, foods, or other substances. Tell your doctor about the allergy and what signs you had, like rash; hives; itching; shortness of breath; wheezing; cough; swelling of face, lips, tongue, or throat; or any other signs.
  • If you have liver disease.
  • If you are breast-feeding or plan to breast-feed.

This is not a list of all drugs or health problems that interact with Oxtellar XR (oxcarbazepine extended-release tablets).

Tell your doctor and pharmacist about all of your drugs (prescription or OTC, natural products, vitamins) and health problems. You must check to make sure that it is safe for you to take Oxtellar XR (oxcarbazepine extended-release tablets) with all of your drugs and health problems. Do not start, stop, or change the dose of any drug without checking with your doctor.

What are some things I need to know or do while I take Oxtellar XR?

  • Tell all of your health care providers that you take Oxtellar XR (oxcarbazepine extended-release tablets). This includes your doctors, nurses, pharmacists, and dentists.
  • Avoid driving and doing other tasks or actions that call for you to be alert until you see how Oxtellar XR (oxcarbazepine extended-release tablets) affects you.
  • Have blood work checked as you have been told by the doctor. Talk with the doctor.
  • If you are taking phenytoin, talk with your doctor. You may need to have your blood work checked more closely while you are taking it with Oxtellar XR (oxcarbazepine extended-release tablets).
  • Talk with your doctor before you drink alcohol or use other drugs and natural products that slow your actions.
  • Patients who take Oxtellar XR (oxcarbazepine extended-release tablets) may be at a greater risk of having thoughts or actions of suicide. The risk may be greater in people who have had these thoughts or actions in the past. Call the doctor right away if signs like low mood (depression), nervousness, restlessness, grouchiness, panic attacks, or changes in mood or actions are new or worse. Call the doctor right away if any thoughts or actions of suicide occur.
  • A very bad and sometimes deadly effect has happened in people taking drugs for seizures like Oxtellar XR (oxcarbazepine extended-release tablets). Call your doctor right away if you have swollen glands; fever; rash; chest pain; unable to pass urine or change in the amount of urine passed; or signs of liver problems like dark urine, feeling tired, not hungry, upset stomach or stomach pain, light-colored stools, throwing up, or yellow skin or eyes.
  • A very bad skin reaction (Stevens-Johnson syndrome/toxic epidermal necrolysis) may happen. It can cause very bad health problems that may not go away, and sometimes death. Get medical help right away if you have signs like red, swollen, blistered, or peeling skin (with or without fever); red or irritated eyes; or sores in your mouth, throat, nose, or eyes.
  • The chance of very bad and sometimes deadly skin reactions is raised in people who have a certain gene called HLA-B*1502. This gene type is most common in Asian people. The doctor may check blood work before starting Oxtellar XR (oxcarbazepine extended-release tablets). Talk with the doctor.
  • A very bad reaction called angioedema has happened with Oxtellar XR (oxcarbazepine extended-release tablets). Sometimes, this may be life-threatening. Signs may include swelling of the hands, face, lips, eyes, tongue, or throat; trouble breathing; trouble swallowing; or unusual hoarseness. Get medical help right away if you have any of these signs.
  • If you are 65 or older, use Oxtellar XR (oxcarbazepine extended-release tablets) with care. You could have more side effects.
  • Birth control pills and other hormone-based birth control may not work as well to prevent pregnancy. Use some other kind of birth control also like a condom when taking Oxtellar XR (oxcarbazepine extended-release tablets).
  • This medicine may not work as well during pregnancy. Talk with the doctor.
  • This medicine may cause harm to the unborn baby if you take it while you are pregnant. If you are pregnant or you get pregnant while taking Oxtellar XR (oxcarbazepine extended-release tablets), call your doctor right away.

How is this medicine (Oxtellar XR) best taken?

Use Oxtellar XR (oxcarbazepine extended-release tablets) as ordered by your doctor. Read all information given to you. Follow all instructions closely.

  • Take on an empty stomach. Take 1 hour before or 2 hours after meals.
  • Swallow whole. Do not chew, break, or crush.
  • To gain the most benefit, do not miss doses.
  • Keep taking Oxtellar XR (oxcarbazepine extended-release tablets) as you have been told by your doctor or other health care provider, even if you feel well.
  • Do not stop taking Oxtellar XR (oxcarbazepine extended-release tablets) all of a sudden without calling your doctor. You may have a greater risk of seizures. If you need to stop this drug, you will want to slowly stop it as ordered by your doctor.

What do I do if I miss a dose?

  • Take a missed dose as soon as you think about it.
  • If it is close to the time for your next dose, skip the missed dose and go back to your normal time.
  • Do not take 2 doses at the same time or extra doses.

See also: Dosage Information (in more detail)

What are some side effects that I need to call my doctor about right away?

WARNING/CAUTION: Even though it may be rare, some people may have very bad and sometimes deadly side effects when taking a drug. Tell your doctor or get medical help right away if you have any of the following signs or symptoms that may be related to a very bad side effect:

  • Signs of an allergic reaction, like rash; hives; itching; red, swollen, blistered, or peeling skin with or without fever; wheezing; tightness in the chest or throat; trouble breathing, swallowing, or talking; unusual hoarseness; or swelling of the mouth, face, lips, tongue, or throat.
  • Signs of low sodium levels like headache, trouble focusing, memory problems, feeling confused, weakness, seizures, or change in balance.
  • Shortness of breath, a big weight gain, or swelling in the arms or legs.
  • Very bad muscle pain or weakness.
  • Very bad joint pain or swelling.
  • Feeling confused.
  • Not able to focus.
  • Change in speech.
  • Change in eyesight.
  • If seizures are worse or not the same after starting Oxtellar XR (oxcarbazepine extended-release tablets).
  • Not able to control eye movements.
  • Memory problems or loss.
  • Trouble walking.
  • Change in balance.
  • Rarely, low blood cell counts have happened with Oxtellar XR (oxcarbazepine extended-release tablets). Call your doctor right away if you have any unexplained bruising or bleeding; signs of infection like fever, chills, or sore throat; or feel very tired or weak.

What are some other side effects of Oxtellar XR?

All drugs may cause side effects. However, many people have no side effects or only have minor side effects. Call your doctor or get medical help if any of these side effects or any other side effects bother you or do not go away:

  • Headache.
  • Feeling tired or weak.
  • Upset stomach or throwing up.
  • Not hungry.
  • Belly pain.
  • Dizziness.
  • Feeling sleepy.
  • Shakiness.
  • Feeling nervous and excitable.
  • Not able to sleep.
  • Change in taste.
  • Loose stools (diarrhea).
  • Hard stools (constipation).
  • Signs of a common cold.

These are not all of the side effects that may occur. If you have questions about side effects, call your doctor. Call your doctor for medical advice about side effects.

You may report side effects to the FDA at 1-800-FDA-1088. You may also report side effects at http://www.fda.gov/medwatch.

See also: Side effects (in more detail)

If OVERDOSE is suspected:

If you think there has been an overdose, call your poison control center or get medical care right away. Be ready to tell or show what was taken, how much, and when it happened.

How do I store and/or throw out Oxtellar XR?

  • Store at room temperature.
  • Store in a dry place. Do not store in a bathroom.
  • Keep all drugs in a safe place. Keep all drugs out of the reach of children and pets.
  • Throw away unused or expired drugs. Do not flush down a toilet or pour down a drain unless you are told to do so. Check with your pharmacist if you have questions about the best way to throw out drugs. There may be drug take-back programs in your area.

Consumer information use

  • If your symptoms or health problems do not get better or if they become worse, call your doctor.
  • Do not share your drugs with others and do not take anyone else's drugs.
  • Keep a list of all your drugs (prescription, natural products, vitamins, OTC) with you. Give this list to your doctor.
  • Talk with the doctor before starting any new drug, including prescription or OTC, natural products, or vitamins.
  • This medicine comes with an extra patient fact sheet called a Medication Guide. Read it with care. Read it again each time Oxtellar XR (oxcarbazepine extended-release tablets) is refilled. If you have any questions about Oxtellar XR (oxcarbazepine extended-release tablets), please talk with the doctor, pharmacist, or other health care provider.
  • If you think there has been an overdose, call your poison control center or get medical care right away. Be ready to tell or show what was taken, how much, and when it happened.

Further information

Always consult your healthcare provider to ensure the information displayed on this page applies to your personal circumstances.

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