Medications and Drugs
Generic Name: vandetanib (Pronunciation: van DET a nib)
What is vandetanib ()?
Vandetanib is a cancer medication that interferes with the growth of cancer cells and slows their spread in the body.
Vandetanib is used to treat thyroid cancer.
Vandetanib may also be used for purposes not listed in this medication guide.
What are the possible side effects of vandetanib ()?
Get emergency medical help if you have any of these signs of an allergic reaction: hives; difficult breathing; swelling of your face, lips, tongue, or throat.
Stop using vandetanib and call your doctor at once if you have a serious side effect such as:
Less serious side effects may include:
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.
What is the most important information I should know about vandetanib ()?
Before you take vandetanib, tell your doctor if you have liver or kidney disease, high blood pressure, heart disease, heart rhythm disorder, seizures, skin problems, severe diarrhea, breathing problems, recent stomach or intestinal bleeding, a family history of Long QT syndrome, or low levels of calcium, magnesium, or potassium in your blood.
To be sure this medication is not causing harmful effects, your blood may need to be tested often. Your heart rate may also need to be checked using an electrocardiograph or ECG (sometimes called an EKG). If you need surgery, tell the surgeon ahead of time that you are using vandetanib. You may need to stop using the medicine for a short time.
Do not stop taking this medication unless your doctor tells you to. If you stop taking vandetanib for longer than 2 weeks for any reason, do not start taking it again without your doctor's advice.
Report Problems to the Food and Drug Administration
You are encouraged to report negative side effects of prescription drugs to the FDA. Visit the FDA MedWatch website or call 1-800-FDA-1088.
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