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New Weekly Infusion for Children with Hunter Syndrome

Avlayah (tividenofusp alfa-eknm) for neurologic Hunter syndrome (MPS II)

FDA Approved · United States · September 7, 2026

Condition: Hunter Syndrome

Who this is for

Avlayah is a weekly infusion for the brain effects of Hunter syndrome in children of at least 5 kilograms. The United States gave it accelerated approval in March 2026. More proof of benefit is required.

Next clinical step

The US Food and Drug Administration (FDA) has approved this medicine. In the United States, ask your doctor or a specialist whether it suits you. They can write a prescription. Insurance or public drug plan coverage is not guaranteed.

Ways to access this treatment

General resources for further research

AI-produced discussion aid; not prescribing instructions. Approval does not establish coverage. Full article: https://medcelerator.com/articles/avlayah-tividenofusp