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Find the best way to contact us from the options below.

Please visit our Patient Support page if you are a patient or caregiver looking for more information about Horizon's patient support programs; Horizon Patient Services or HorizonCares. These programs are available for eligible U.S residents only.

If you are a health care professional and would like to request medical information, please call 1-866-479-6742 (Option 1) or email medicalinformation@horizontherapeutics.com.

To report an adverse event or side effect, product quality issue or complaint related to any Horizon product, please call 1-866-479-6742 (Option 1) or email medicalinformation@horizontherapeutics.com. You can also submit adverse event reports directly to the FDA by visiting fda.gov/medwatch or calling 1-800-FDA-1088.

If you would like to submit partnering inquiries, please contact us at bd@horizontherapeutics.com.

To connect with our investor relations team, please contact us at Investor-relations@horizontherapeutics.com.

To connect with our corporate social responsibility team, please contact us at csr@horizontherapeutics.com.

To report a compliance or ethics concern, please visit our Ethics and Compliance page. If you have any questions, concerns or requests related to our Global Privacy Policy or would like to submit a request, please contact us at privacy@horizontherapeutics.com.

Questions regarding the medical education grant submission process can be sent to medicaleducation@horizontherapeutics.com, and questions regarding the external research grant submission process can be sent to externalresearch@horizontherapeutics.com.

For U.S. media inquiries, contact media@horizontherapeutics.com. For EU media inquiries, contact ray@gordonmrm.ie.

To contact one of our global offices, visit our Worldwide Locations page.

In the United States, if this is a medical emergency, please call 911 or visit your nearest emergency room center.

For any other inquiries, please call 1-866-479-6742 (Option 2), email customerservice@horizontherapeutics.com or submit the below form.

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