Flutamide is a prescription medication that is used to treat prostate cancer. Flutamide is an antiandrogen drug that is often given with another hormone drug. Flutamide works by preventing the actions of the male hormones known as androgens.

Make sure to always read the patient information and instructions before using this medication. Always follow your doctor’s directions.

• Flutamide is typically taken every eight hours.
• You may need regular blood tests while taking this medication.
• Drink plenty of fluids while taking flutamide.
• Do not stop taking this medication suddenly. Refill your prescription in time so there is no pause in your treatment.
• Your doctor may direct you to follow a special diet while taking this medication.

Tell your doctor and pharmacist:

• About your drug and other allergies.
• If you take any other prescription or over-the-counter medications, especially blood-thinner medications.
• Your medical history particularly of liver disease, G6PD deficiency or hemoglobin M disease.
• If you smoke.

You should also know:

• This medication should not be taken by women or children.
• Avoid dairy products to help prevent diarrhea.
• Flutamide can pass into body fluids. Caregivers should wear rubber gloves to clean up patient’s fluids, trash and laundry.

Common side effects of flutamide include but are not limited to:

• Impotence or a loss of interest in sex.
• Vomiting.
• Diarrhea.
• Hot flashes.
• Breast swelling or tenderness.

Get medical help if you have any of the following side effects of flutamide:

• Dark urine.
• Clay-colored stools.
• Nausea, upper stomach pain, or a loss of appetite.
• Flu-like symptoms.
• Itching.
• Tiredness.
• Jaundice.
• Symptoms of an allergic reaction such as difficulty breathing, hives, or swelling in your face, lips, or throat.

What should I do if I miss a dose of flutamide?

If you miss a dose of flutamide, you should take it as soon as you remember. However, if it is almost time for your next dose, then skip your missed dose.

What is the strength of flutamide?

Flutamide is available in a strength of 250mg.