Vanda receives Japan orphan drug designation for GPP treatment

Go back to Vanda receives Japan orphan drug designation for GPP treatment

Vanda Pharmaceuticals Announces Orphan Drug Designation in Japan for Imsidolimab in Generalized Pustular Psoriasis

May 27, 2026 7:00 AM EDT

WASHINGTON, May 27, 2026 /PRNewswire/ -- Vanda Pharmaceuticals Inc. (Vanda) (Nasdaq: VNDA) today announced that Japan's Ministry of Health, Labour and Welfare (MHLW) has granted orphan drug designation to imsidolimab, a highaffinity humanized immunoglobulin G4 (IgG4) monoclonal antibody, for the treatment of generalized pustular psoriasis (GPP).

... More