Contact Us

Please contact us with any questions, comments, or suggestions.


Get Help with Access to Astellas Medicines

We are committed to helping people get access to Astellas medicines whenever possible. Astellas Pharma Support Solutions offers services and information on programs that may help with the cost of your prescribed Astellas medicine. We may even be able to help you if you do not have insurance.


  • We are here to help. Please call us at 1 (800) 477-6472. We are available Monday�Friday, 8:00 AM�7:00 PM CT.

  • For more information visit Astellas Pharma Support Solutions.


Get Answers to Questions About Astellas Medicines

Our team of medical professionals is focused on helping you learn more about Astellas medicines. Call us with questions about safe and proper use of Astellas medicines.


  • We are here to help. Please call us at 1 (800) 727-7003. We are available Monday�Friday, 8:00 AM�4:30 PM CT.

  • For more information or to submit your questions online visit Astellas Medical Information.


Report Adverse Events, Side Effects, or Product Complaints with Astellas Medicines

An adverse event is when a person has something unwanted happen to them when they have taken a medicine. This might include a side effect of medicine or that the medicine does not work as you expected. We encourage you to report any adverse events related to Astellas medicines.


  • We are here to help. Please call us at 1 (800) 727-7003. We are available Monday�Friday, 8:00 AM�4:30 PM CT.

  • You can also call FDA MedWatch at 1 (800) FDA-1088 or visit FDA MedWatch.

A product complaint is information about a problem with an Astellas medicine. By reporting a product complaint, you provide us with important feedback about Astellas medicines.


  • We are here to help. Please call us at 1 (800) 727-7003. We are available Monday�Friday, 8:00 AM�4:30 PM CT.


Learn About Astellas Clinical Trials

A clinical trial is a scientific study that helps determine if and how a medicine works in people. You can learn more about clinical trials by visiting ClinicalTrials.gov and CenterWatch.


  • We are here to help. For further information, please call us at 1 (800) 727-7003. We are available Monday�Friday, 8:00 AM�4:30 PM CT.

For All Other Questions


  • Please call us at 1 (800) 727-7003. We are available Monday�Friday, 8:00 AM�4:30 PM CT.



Access to Astellas Medicines

We are committed to helping people get access to Astellas medicines whenever possible. Astellas Pharma Support Solutions offers services and information on programs that may help with the cost of prescribed Astellas medicine.


  • We are here to help. Please call us at 1 (800) 477-6472. We are available Monday�Friday, 8:00 AM�7:00 PM CT.

  • For more information visit Astellas Pharma Support Solutions.


Questions About Astellas Medicines

Call us with questions about safe and proper use of Astellas medicines.


  • We are here to help. Please call us at 1 (800) 727-7003. We are available Monday�Friday, 8:00 AM�4:30 PM CT.

  • For more information or to submit your questions online visit Astellas Medical Information.


Adverse Events or Side Effects with Astellas Medicines

We encourage you to report any adverse events related to Astellas medicines.


  • We are here to help. Please call us at 1 (800) 727-7003. We are available Monday�Friday, 8:00 AM�4:30 PM CT.

  • You can also call FDA MedWatch at 1 (800) FDA-1088 or visit FDA MedWatch.


Product Complaints with Astellas Medicines

We encourage you to report any product complaints related to Astellas medicines.


  • We are here to help. Please call us at 1 (800) 727-7003. We are available Monday�Friday, 8:00 AM�4:30 PM CT.


Astellas Clinical Trials

Learn more about clinical trials by visiting ClinicalTrials.gov.


  • We are here to help. For further information, please call us at 1 (800) 727-7003. We are available Monday�Friday, 8:00 AM�4:30 PM CT.


For All Other Questions

  • Please call us at 1 (800) 727-7003. We are available Monday�Friday, 8:00 AM�4:30 PM CT.



Headquarters for the Americas
Astellas Pharma US, Inc.
1 Astellas Way
Northbrook, IL 60062

Phone: 1 (800) 888-7704
Business Hours: 8:00 AM�4:30 PM CT (Monday - Friday)



Corporate Communications or Media Inquiries
For media inquiries, please visit the News Room section of this website.
Phone: 1-800-888-7704
Email: Corporate Communications



Advocacy Organizations
Please contact us with any question at the email below.
Email: Stakeholder Engagement



Licensing or Alliance Inquiry
Please send us your licensing or alliance proposal for consideration online at Alliance Inquiries



Drug Supply Chain Security Act (DSCSA) Reporting and Inquiries
Email: DSCSA



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If you have questions about the use, amendment, or deletion of personal information that you have provided to us, or if you would like to opt out of future communications concerning an Astellas product or a particular Astellas program.
Email: Privacy Policy



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