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Alexion.US

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Tanner, diagnosed with HPP at 4 days old
Patient Stories

Rare But Not Alone

There are over 400 million people living with a rare disease. Discover their personal stories and experiences as they share their journey with us.

Our Innovation

Pushing the Boundaries of Science

Our research and development is fueled by a relentless sense of urgency and an steadfast commitment to helping more rare disease patients and their families around the world.

Learn how we are addressing some of today’s most pressing rare disease challenges by investigating in new targets, modalities and technologies, with more opportunities for innovation than ever before.