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Launching the world’s
largest Fontan clinical trial

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Shaping the future of the
Fontan community

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Leading with science and passion in everything we do

Shaping the future of the Fontan community

We strive to discover, develop and deliver new hope for people living with Fontan circulation.

Faces of Fontan

Highlighting the real-life experiences of people living with Fontan circulation.

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Katherine’s Story

From dancing and color guard to a chef.

Kyleigh’s Story

A passion for childcare and mentorship.

Letitia’s Story

A student, aspiring occupaitonal therapist, and blossoming advocate.

Mezzion Pharma Completes FUEL-2 Phase 3 Regulatory Milestone

Mezzion Secures Strategic Financing to Support Advancement of Global Phase 3 FUEL-2 Trial in Fontan Patients

Mezzion reports Pre-IND FDA Feedback on the Development of Udennafil in ADPKD