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North American Headquarters

Xellia Pharmaceuticals, LLC
2150 East Lake Cook Road
Buffalo Grove, IL

Tel: +1 847-947-0200
Customer service: +1 833-295-6953

For medical inquiries or to report adverse events please email or call us at +1 855-642-2594

For product quality questions or complaints, contact us at or call +1 833-657-3519

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Approachable, transparent and open. Just a few words to describe our team who are on hand to answer any questions you may have. Feel free to get in touch with us through email or our contact form and we will get back to you as soon as we can. Alternatively, you can speak to us directly over the phone.

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