Alkermes receives orphan drug status for alixorexton in U.S. and Europe

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Alkermes Announces Orphan Drug Designations for Alixorexton in the U.S. and Europe

June 15, 2026 7:00 AM EDT

DUBLIN--(BUSINESS WIRE)-- Alkermes plc (Nasdaq: ALKS) today announced that alixorexton, a novel, investigational, oral, selective orexin 2 receptor (OX2R) agonist in development for the treatment of narcolepsy type 1 (NT1), narcolepsy type 2 (NT2) and idiopathic hypersomnia (IH), was recently granted orphan drug designations (ODD) from leading regulatory bodies in the U.S. and Europe. The... More