Gilteritinib

Generic name: Gilteritinib
Brand names: Xospata
Dosage form: oral tablet (40 mg)
Drug class: Multikinase inhibitors

Usage of Gilteritinib

Gilteritinib is used to treat acute myeloid leukemia (AML) in adults with an abnormal FLT3 gene. Your doctor will test you for this gene.

Gilteritinib is given after other cancer treatments did not work or have stopped working.

Gilteritinib may also be used for purposes not listed in this medication guide.

Gilteritinib side effects

Get emergency medical help if you have signs of an allergic reaction: hives; difficult breathing; swelling of your face, lips, tongue, or throat.

Gilteritinib can cause a condition called differentiation syndrome, which affects blood cells and can be fatal if not treated. This condition may occur within 2 days to 3 months after you start taking gilteritinib.

Seek medical help right away if you have symptoms of differentiation syndrome:

fever, cough, trouble breathing;

bone pain;

rapid weight gain; or

swelling in your arms, legs, underarms, groin, or neck.

Gilteritinib may cause serious side effects. Call your doctor at once if you have:

headache, confusion, change in mental status, vision loss, seizure (convulsions);

fever, chills, cough with mucus, chest pain;

flu symptoms, mouth and throat ulcers;

severe pain in your upper stomach spreading to your back, nausea and vomiting;

a light-headed feeling, like you might pass out; or

fast or pounding heartbeats, fluttering in your chest, shortness of breath, and sudden dizziness (like you might pass out).

Your cancer treatments may be delayed or permanently discontinued if you have certain side effects.

Common side effects of gilteritinib may include:

nausea, vomiting, diarrhea, constipation;

pain or sores in the mouth or throat;

cough, shortness of breath;

headache, dizziness;

eye problems;

muscle or joint pain;

low blood pressure;

swelling of your arms or legs;

fever, tiredness;

decreased urination;

rash; or

abnormal liver function tests.

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.

Before taking Gilteritinib

You should not use gilteritinib if you are allergic to it.

Tell your doctor if you have ever had:

heart problems;

long QT syndrome (in you or a family member); or

an electrolyte imbalance (such as low levels of potassium or magnesium in your blood).

Before you take gilteritinib, your heart function may need to be checked using an electrocardiograph or ECG (sometimes called an EKG).

Gilteritinib can harm an unborn baby or cause birth defects if the mother or the father is using this medicine.

If you are a woman, do not use gilteritinib if you are pregnant. You may need to have a negative pregnancy test before starting this treatment. Use effective birth control to prevent pregnancy while you are using this medicine and for at least 6 months after your last dose.

If you are a man, use effective birth control if your sex partner is able to get pregnant. Keep using birth control for at least 4 months after your last dose.

Tell your doctor right away if a pregnancy occurs while either the mother or the father is using gilteritinib.

Do not breastfeed while using this medicine, and for at least 2 months after your last dose.

Relate drugs

How to use Gilteritinib

Usual Adult Dose for Acute Myeloid Leukemia:

120 mg orally once a day until disease progression or unacceptable toxicityComments:-Response may be delayed. In the absence of disease progression or unacceptable toxicity, patients should be treated for a minimum of 6 months to allow time for a clinical response.-Select patients for the treatment of AML with this drug based on the presence of FLT3 mutations in the blood or bone marrow.Use: For the treatment of adult patients who have relapsed or refractory acute myeloid leukemia (AML) with an FMS-like tyrosine kinase 3 (FLT3) mutation.

Warnings

Seek medical help right away if you have symptoms of differentiation syndrome: fever, cough, trouble breathing, bone pain, rapid weight gain, or swelling in your arms, legs, underarms, groin, or neck.

What other drugs will affect Gilteritinib

Other drugs may affect gilteritinib, including prescription and over-the-counter medicines, vitamins, and herbal products. Tell your doctor about all your current medicines and any medicine you start or stop using.

Disclaimer

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