Nilutamide-oral

See also Warning section.

Because nilutamide may be used with other medications, theside effects may be due to any one medicine or the combination of medications. Hot flashes, sweating, dizziness, loss of sexual interest/ability, vision changes (such as difficulty seeing when moving into the dark or light, changes in color vision), stomach pain, constipation, nausea, signs of alcohol intolerance (such as flushing, tiredness) dry skin, increased sensitivity to touch/pain, and loss of body hair may occur. If any of these effects persist or worsen, 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.

Rarely, nilutamide has caused severe (sometimes fatal) liver problems. Seek immediate medical attention if you develop symptoms of liver problems (such as loss of appetite, persistent nausea/vomiting/stomach pain, severe tiredness, dark urine, yellowing eyes/skin). Liver problems can happen at any time while taking nilutamide, but they occur most often during the first 3-4 months of treatment. Your doctor will tell you whether to stop or continue nilutamide. Your doctor will monitor your liver function with blood tests before you start and while you are taking nilutamide. Keep all medical and laboratory appointments.

A very serious allergic reaction to this drug is rare. However, seek immediate medical attention 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.