FDA Names Ibudilast an Orphan Drug as Possible ALS Treatment
The U.S. Food and Drug Administration (FDA) has designated  MediciNova’s Ibudilast (MN-166) an orphan drug as a potential treatment for amyotrophic lateral sclerosis (ALS). Ibudilast is a first-in-class, orally bioavailable small molecule phosphodiesterase (PDE)-4 and -10 inhibitor and a macrophage migration inhibitory factor (MIF) inhibitor that suppresses pro-inflammatory cytokines and promotes neurotrophic factors.