Skip to content

Treatment type

Enzyme Replacement

Treatments and trials using Enzyme Replacement, with the same country and access zoom as New Developments.

All New Developments

Enzyme Replacement breakthroughs

Health Canada/FDA ApprovedUnited StatesCanada

New Weekly Enzyme Treatment for Arginase-1 Deficiency

Loargys (pegzilarginase-nbln) for arginase-1 deficiency (ARG1-D)

The FDA (accelerated, 23 Feb 2026) and Health Canada (full NOC, 29 May 2026) have labelled a weekly enzyme replacement for hyperargininemia in people 2 years…

The FDA (accelerated, 23 Feb 2026) and Health Canada (full NOC, 29 May 2026) have labelled a weekly enzyme…

FDA ApprovedUnited States

New Weekly Infusion for Children with Hunter Syndrome

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

FDA accelerated approval (24 March 2026 letter; press 25 March 2026) for Avlayah (tividenofusp alfa-eknm) — a once-weekly IV enzyme…

FDA accelerated approval (24 March 2026 letter; press 25 March 2026) for Avlayah (tividenofusp…