FDA Approves Argenx Drug as First New Treatment in Decades for Rare Nerve Disease CIDP

MedCity News June 24, 2024
Frank Vinluan

Argenx’s Vyvgart Hytrulo is now approved to treat chronic inflammatory demyelinating polyneuropathy (CIDP), a rare autoimmune disease that affects nerves and impairs muscle function. The drug, an FcRn inhibitor, is the first in its class to win FDA approval in CIDP.

A blockbuster Argenx therapy now has an additional FDA approval as a treatment for a rare autoimmune disorder affecting nerves, marking the first new treatment for this condition in decades and a new blockbuster opportunity for this pipeline-in-a-product drug.

The disease, chronic inflammatory demyelinating polyneuropathy, or CIDP, develops as the immune system attacks myelin, the protective covering of nerve fibers. CIDP leads to weakness and impairment of motor function, numbness and tingling, and difficulty walking. In many cases, the...

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