We make sure that health care providers and patients have the support and information they need.

Visit Our Portfolio for easy access to full product and prescribing information for all our marketed medicines in the United States. To reach out directly, please refer to the contact information below.

The following is important contact information relating to our marketed medicines in the United States:

For UPLIZNA® (inebilizumab-cdon) medical information, or to report an adverse event or product complaint, contact us via phone or email at:

For all other Horizon products, contact us at:

Medical Information Requests – For Health Care Professionals Only

Safety Information – To Report an Adverse Event or Side Effect

Product Complaint – To Report any Product Quality Issues

All Other Inquiries