XTANDI is a prescription medicine used to treat men with prostate cancer that:

  • no longer responds to a hormone therapy or surgical treatment to lower testosterone
  • OR

  • has spread to other parts of the body and responds to a hormone therapy or surgical treatment to lower testosterone

It is not known if XTANDI is safe and effective in females or children.

Educational resources

These resources were designed to help you while you are taking XTANDI. Download, print, and keep in a handy place to refer to as often as you like.

Getting Started Brochure

Get information about XTANDI and advanced prostate cancer.

XTANDI Treatment Calendar

Keep track of each time you take a dose of XTANDI.

Questions to Ask Your Doctor

Use this guide to help prepare for your next doctor visit.

XTANDI Prescribing Information

Key information about XTANDI.

In Spanish

Getting Started Brochure

Get information about XTANDI and advanced prostate cancer.

XTANDI Prescribing Information

Key information about XTANDI.

In Mandarin

Getting Started Brochure

Get information about XTANDI and advanced prostate cancer.

XTANDI Prescribing Information

Key information about XTANDI.

Community organizations and online resources

Getting reliable information is important. Below are some prostate cancer organizations that can help you learn more about living with prostate cancer.

Astellas and Pfizer are not affiliated with and do not endorse any of the listed organizations or resources. The information provided by Astellas and Pfizer is for informational purposes only and is not meant to replace the advice of your healthcare team.

Important Safety Information

Important Safety Information and Indication

What is XTANDI?

XTANDI is a prescription medicine used to treat men with prostate cancer that:

It is not known if XTANDI is safe and effective in females or children.

Important Safety Information

What should I tell my doctor before taking XTANDI?

Tell your doctor about all your medical conditions, including if you:

How should I take XTANDI?

What are the possible side effects of XTANDI?

XTANDI may cause serious side effects including:

Your doctor will stop treatment with XTANDI if you have serious side effects.

The most common side effects of XTANDI include:

XTANDI may cause fertility problems in males, which may affect the ability to father children. Talk to your doctor if you have concerns about fertility.

These are not all the possible side effects of XTANDI. For more information, talk to your doctor or pharmacist.

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

For further information, please talk to your doctor and click here for Patient Information and Full Prescribing Information for XTANDI.

You are now leaving XTANDI.com

The website you are about to visit is not owned or controlled by Astellas or Pfizer. Astellas and Pfizer are not responsible for the information or services on this site.

You are now leaving XTANDI.com

Please verify that you are a U.S. Healthcare Professional.

This information is intended for U.S. Healthcare Professionals only.

Are you a U.S. Healthcare Professional?