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Ask a question about 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.

  • Call: 1-800-727-7003
  • Hours: Monday-Friday; 8AM-4:30PM (CT)

Email Astellas Medical Information


If you are patient / consumer with a question about an Astellas product, use the form below to submit your medical inquiry to our Medical Information staff. If you have a medical emergency, please call 911. All questions will be answered by phone within 2 business days. If you would like to schedule a call from us, please use the options below to indicate your preferred Date and Time to speak with us. If you require immediate assistance, please call us at 1-800-727-7003.

Do not use this form to report possible side effects. Call your doctor for medical advice about side effects. You may report side effects to Astellas by calling 1-800-727-7003 or the Food and Drug Administration (FDA) at 1-800-FDA-1088.


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Country: For Astellas global contact, please click here.
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All personal information will be kept confidential and will not be shared with any parties other than Astellas Pharma and their designated partners. View our Full Privacy Policy.


Report Adverse Events, Side Effects, or 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.

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.

  • Call Astellas: 1-800-727-7003

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.

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