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Xalkori

Generic Name: Crizotinib (kriz OH ti nib)
Brand Name: Xalkori

Uses of Xalkori:

What do I need to tell my doctor BEFORE I take Xalkori?

  • If you have an allergy to crizotinib or any other part of Xalkori (crizotinib).
  • 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 a long QT on ECG.
  • If you take any drugs (prescription or OTC, natural products, vitamins) that must not be taken with Xalkori (crizotinib), like certain drugs that are used for HIV, infections, or seizures. There are many drugs that must not be taken with Xalkori (crizotinib).
  • If you are taking any drugs that can cause a slow heartbeat. There are many drugs that can do this. Ask your doctor or pharmacist if you are not sure.
  • If you are taking St. John's wort. Do not take St. John's wort with Xalkori (crizotinib). This medicine may not work as well.
  • If you are breast-feeding. Do not breast-feed while you take Xalkori (crizotinib) or within 45 days after your last dose.

This is not a list of all drugs or health problems that interact with Xalkori (crizotinib).

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 Xalkori (crizotinib) 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 Xalkori?

  • Tell all of your health care providers that you take Xalkori (crizotinib). This includes your doctors, nurses, pharmacists, and dentists.
  • Avoid driving and doing other tasks or actions that call for you to be alert or have clear eyesight until you see how Xalkori (crizotinib) affects you.
  • To lower the chance of feeling dizzy or passing out, rise slowly if you have been sitting or lying down. Be careful going up and down stairs.
  • If you have upset stomach, throwing up, loose stools (diarrhea), or are not hungry, talk with your doctor. There may be ways to lower these side effects.
  • Low white blood cell counts have happened with Xalkori (crizotinib). This may lead to a higher chance of getting an infection. Call your doctor right away if you have signs of infection like fever, chills, or sore throat.
  • You may have more chance of getting an infection. Wash hands often. Stay away from people with infections, colds, or flu.
  • Have blood work checked as you have been told by the doctor. Talk with the doctor.
  • You may need to have an ECG checked before starting Xalkori (crizotinib) and while taking it. Talk with your doctor.
  • Check blood pressure and heart rate as the doctor has told you. Talk with the doctor.
  • Avoid grapefruit and grapefruit juice.
  • This medicine may affect how much of some other drugs are in your body. If you are taking other drugs, talk with your doctor. You may need to have your blood work checked more closely while taking Xalkori (crizotinib) with your other drugs.
  • A type of abnormal heartbeat (prolonged QT interval) can happen with Xalkori (crizotinib). Call your doctor right away if you have a fast heartbeat, a heartbeat that does not feel normal, or if you pass out.
  • This medicine may affect fertility. Fertility problems may lead to not being able to get pregnant or father a child. Talk with the doctor.
  • If you are a man and have sex with a female who could get pregnant, protect her from pregnancy during care and for 3 months after care ends. Use birth control that you can trust.
  • If you are a man with a sex partner who is pregnant or plans on getting pregnant at any time while you are being treated or within 3 months after your care has ended, talk with your doctor.
  • This medicine may cause harm to the unborn baby if you take it while you are pregnant.
  • Use birth control that you can trust to prevent pregnancy while taking Xalkori (crizotinib) and for 45 days after your last dose.
  • If you get pregnant while taking Xalkori (crizotinib) or within 45 days after your last dose, call your doctor right away.

How is this medicine (Xalkori) best taken?

Use Xalkori (crizotinib) as ordered by your doctor. Read all information given to you. Follow all instructions closely.

  • Take with or without food.
  • Swallow whole. Do not chew, open, or crush.
  • To gain the most benefit, do not miss doses.
  • Keep taking Xalkori (crizotinib) as you have been told by your doctor or other health care provider, even if you feel well.
  • If you throw up after taking a dose, do not repeat the dose. Take your next dose at your normal time.

What do I do if I miss a dose?

  • Take a missed dose as soon as you think about it.
  • If it is less than 6 hours until the next dose, skip the missed dose and go back to the 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 electrolyte problems like mood changes, confusion, muscle pain or weakness, a heartbeat that does not feel normal, seizures, not hungry, or very bad upset stomach or throwing up.
  • Dizziness or passing out.
  • Fast or slow heartbeat.
  • Coughing up blood.
  • Shortness of breath.
  • Chest pain or pressure.
  • A burning, numbness, or tingling feeling that is not normal.
  • Trouble walking.
  • Trouble swallowing.
  • Any unexplained bruising or bleeding.
  • Swelling.
  • Very bad and sometimes deadly liver problems have happened with Xalkori (crizotinib). Call your doctor right away if you have 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.
  • Very bad and sometimes deadly lung problems have happened with Xalkori (crizotinib). Call your doctor right away if you have lung or breathing problems like trouble breathing, shortness of breath, or a cough that is new or worse.
  • Very bad eyesight problems like loss of eyesight have happened with Xalkori (crizotinib). Most of the time, these happen during the first week of taking Xalkori (crizotinib). Call your doctor right away if you have blurred eyesight, bright lights bother your eyes, you see flashes of light or floaters, have loss of eyesight, or trouble seeing out of one or both eyes.

What are some other side effects of Xalkori?

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:

  • Not hungry.
  • Feeling tired or weak.
  • Upset stomach or throwing up.
  • Hard stools (constipation).
  • Loose stools (diarrhea).
  • Change in taste.
  • Belly pain or heartburn.
  • Signs of a common cold.
  • Nose or throat irritation.
  • Weight gain or loss.
  • Pain in arms or legs.
  • Muscle spasm.
  • Headache.

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 Xalkori?

  • 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.
  • Some drugs may have another patient information leaflet. Check with your pharmacist. If you have any questions about Xalkori (crizotinib), please talk with your doctor, nurse, 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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