Enzalutamide

Precautions

Before taking enzalutamide, tell your doctor or pharmacist if you are allergic to it; or if you have any other allergies. This product may contain inactive ingredients, which can cause allergic reactions or other problems. Talk to your pharmacist for more details.

Before using this medication, tell your doctor or pharmacist your medical history, especially of: high blood pressure, seizures, risk factors for having seizures (such as brain injury, stroke, brain tumor), heart disease (such as angina/chest pain, heart attack), diabetes, high cholesterol or fats (triglycerides) in your blood, falls, broken bones.

Since this medication may rarely cause seizures in some people, ask your doctor if you should avoid activities where a sudden loss of consciousness may cause serious harm to you or others.

This drug may make you dizzy. Alcohol or marijuana (cannabis) can make you more dizzy. Do not drive, use machinery, or do anything that needs alertness until you can do it safely. Limit alcoholic beverages. Talk to your doctor if you are using marijuana (cannabis).

Before having surgery, tell your doctor or dentist about all the products you use (including prescription drugs, nonprescription drugs, and herbal products).

Since this drug can be absorbed through the skin and lungs and may harm an unborn baby, women who are pregnant or who may become pregnant should not handle this medication or breathe the dust from the capsules or tablets.

This medication should not be used in women, especially during pregnancy or breastfeeding. It may harm an unborn or breastfeeding baby. Consult your doctor for more details.

Men who have a pregnant partner must use a condom during sexual activity during enzalutamide treatment and for 3 months after treatment has stopped. Men with a female partner of childbearing age who is not pregnant should use a condom and another form of birth control during enzalutamide treatment and for 3 months after treatment has stopped. Ask your doctor for more details. If your partner becomes pregnant or thinks she may be pregnant, tell the doctor right away.

Side Effects

Hot flashes, headache, dizziness, or decreased sexual interest/ability may occur. If any of these effects last or get worse, tell your doctor or pharmacist promptly.

Remember that this medication has been prescribed because your doctor has judged that the benefit to you is greater than the risk of side effects. Many people using this medication do not have serious side effects.

Tell your doctor right away if you have any serious side effects, including: back pain, numbness/tingling/weakness/pain of the arms or legs, falls, broken bones, pink/red urine.

This medication may raise your blood pressure. Check your blood pressure regularly and tell your doctor if the results are high.

Get medical help right away if you have any very serious side effects, including: headache that doesn't go away, decreased alertness, seizure, sudden vision changes, mental/mood changes (such as memory problems, confusion), signs of a heart attack (such as chest/jaw/left arm pain, shortness of breath, unusual sweating).

This medication may lower your ability to fight infections. This may make you more likely to get a serious (rarely fatal) infection or make any infection you have worse. Tell your doctor right away if you have any signs of infection (such as sore throat that doesn't go away, fever, chills, cough).

A very serious allergic reaction to this drug is rare. However, get medical help right away if you notice any symptoms of a serious allergic reaction, including: rash, itching/swelling (especially of the face/tongue/throat), severe dizziness, trouble breathing.

This is not a complete list of possible side effects. If you notice other effects not listed above, contact your doctor or pharmacist.

In the US -

Call your doctor for medical advice about side effects. You may report side effects to FDA at 1-800-FDA-1088 or at www.fda.gov/medwatch.

In Canada - Call your doctor for medical advice about side effects. You may report side effects to Health Canada at 1-866-234-2345.

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Drug information is selected from data included with permission and copyrighted by First DataBank, Inc. This is a summary and does not contain all possible information about this product. For complete information about this product or your specific health needs, ask your healthcare professional. Always seek the advice of your healthcare professional if you have any questions about this product or your medical condition. This information is not intended as individual medical advice and does not substitute for the knowledge and judgment of your healthcare professional. This information does not contain any assurances that this product is safe, effective or appropriate for you.

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Information expires December 2024.