Apalutamide - oral
Apalutamide - oral
Apalutamide is used to treat men with prostate cancer. This medication belongs to a class of drugs known as anti-androgens (anti-testosterone). It works by blocking the effects of testosterone to slow the growth and spread of prostate cancer.
Read the Patient Information Leaflet if available from your pharmacist before you start taking apalutamide and each time you get a refill. If you have any questions, ask your doctor or pharmacist.
Take this medication by mouth with or without food as directed by your doctor, usually once daily. Swallow the tablets whole. Do not cut, chew, or crush the tablets.
The dosage is based on your medical condition and response to treatment. Do not increase your dose or take this drug more often than prescribed. Your condition will not improve any faster, and your risk of side effects will increase.
Take this medication regularly to get the most benefit from it. To help you remember, take it at the same time each day.
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 tablets.
Hot flashes, tiredness, joint pain, nausea, decreased appetite, weight loss, or decreased sexual interest/ability may occur. If any of these effects last or get worse, tell your doctor or pharmacist promptly.
Remember that your doctor has prescribed this medication because he or she 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.
This medication may raise your blood pressure. Check your blood pressure regularly and tell your doctor if the results are high.
Tell your doctor right away if you have any serious side effects, including:
Treatment with this medication can cause bones and muscles to weaken, which may increase your risk for falls and broken bones. Ask your doctor for details.
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).
Get medical help right away if you have any very serious side effects, including:
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:
Apalutamide can commonly cause a mild rash that is usually not serious. However, you may not be able to tell it apart from a rare rash that could be a sign of a severe reaction. Get medical help right away if you develop any rash.
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 -
Before taking apalutamide, 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:
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.
Before having surgery, tell your doctor or dentist about all the products you use (including prescription drugs, nonprescription drugs, and herbal products).
This medication should not be used by women, especially during pregnancy or breast-feeding. It may harm an unborn or breast-feeding baby. Consult your doctor for more details.
Older adults may be at greater risk for falls while using this drug.
Men who are sexually active with a pregnant woman must use a condom during treatment and for 3 months after stopping treatment. Men with female partners of childbearing age should use reliable forms of birth control during treatment and for 3 months after stopping treatment. If your partner becomes pregnant or thinks she may be pregnant, tell the doctor right away. Do not donate sperm during treatment and for at least 3 months after stopping treatment.
Drug interactions may change how your medications work or increase your risk for serious side effects. This document does not contain all possible drug interactions. Keep a list of all the products you use (including prescription/nonprescription drugs and herbal products) and share it with your doctor and pharmacist. Do not start, stop, or change the dosage of any medicines without your doctor's approval.
Apalutamide can speed up the removal of other medications from your body, which may affect how they work. Examples of affected drugs include artemether-lumefantrine, azole antifungals (such as isavuconazonium, voriconazole), boceprevir, cobicistat, lurasidone, nifedipine, ranolazine, rilpivirine, telaprevir, certain drugs for hepatitis C (such as asunaprevir, daclatasvir, ledipasvir, sofosbuvir), among others.
If someone has overdosed and has serious symptoms such as passing out or trouble breathing, call 911. Otherwise, call a poison control center right away. US residents can call their local poison control center at 1-800-222-1222. Canada residents can call a provincial poison control center.
Do not share this medication with others.
Lab and/or medical tests (such as blood pressure, thyroid function) should be done while you are taking this medication. Keep all medical and lab appointments.
If you miss a dose, take it as soon as you remember. If it is near the time of the next dose, skip the missed dose. Take your next dose at the regular time. Do not double the dose to catch up.
Store in the original package at room temperature away from light and moisture. Do not store in the bathroom. Keep all medications away from children and pets.
Do not flush medications down the toilet or pour them into a drain unless instructed to do so. Properly discard this product when it is expired or no longer needed. Consult your pharmacist or local waste disposal company.
Information last revised September 2019.
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