Ultomiris approved in Japan for the prevention of relapses in patients with neuromyelitis optica spectrum disorder (NMOSD)
Ultomiris (ravulizumab) has been approved in Japan as the first and only long-acting C5 complement inhibitor for the prevention of relapses in patients with anti-aquaporin-4 (AQP4) antibody-positive (Ab+) neuromyelitis optica spectrum disorder (NMOSD), including neuromyelitis optica.