Alkermes plc announced the publication of data from the Vibrance‑1 phase 2 study of alixorexton in adults with narcolepsy type 1 (NT1) in The Lancet Neurology. Alixorexton is a novel, investigational, oral, selective orexin 2 receptor (OX2R) agonist in development for the treatment of NT1, narcolepsy type 2 (NT2) and […]
Narcolepsy
ORZEYFUL Approved in Japan for Narcolepsy Type 1 Treatment
Takeda announced that the Japanese Ministry of Health, Labour and Welfare (MHLW) approved the use of ORZEYFUL (oveporexton) for the treatment of narcolepsy type 1 (NT1, narcolepsy with cataplexy) in adults. ORZEYFUL is a first-in-class oral orexin receptor 2 (OX2R) agonist and the only medicine indicated in Japan to treat […]
U.S. FDA Approves Takeda’s ORZEYFUL, the First and Only Orexin Agonist for Narcolepsy Type 1
Takeda announced that the U.S. Food and Drug Administration (FDA) approved ORZEYFUL™ (oveporexton), an oral orexin receptor 2 (OX2R) agonist, for the treatment of narcolepsy type 1 (NT1, narcolepsy with cataplexy) in adults.* The persistent 24-hour nature of NT1 is driven by orexin deficiency and can severely impact people’s lives. […]
FDA Approves Takeda’s Orzeyful, the First-Ever Orexin Agonist for Narcolepsy Type 1
The U.S. Food and Drug Administration today approved Orzeyful (oveporexton) tablets for the treatment of narcolepsy type 1 in adults. Orzeyful is the first medicine approved for narcolepsy type 1 as a complete disorder — addressing the full range of symptoms that define the condition — and the first to […]
Lundbeck Receives FDA Fast Track Designation for Lu Ah69593 Orexin 2 Receptor Agonist
Lundbeck announced that the U.S. Food and Drug Administration (FDA) has granted Fast Track designation to Lu AH69593, the company’s lead oral orexin 2 receptor agonist and one of several investigational compounds in Lundbeck’s development portfolio for sleep-wake disorders. Lu AH69593 was discovered by Lundbeck and it is presently in […]
Takeda’s ORZEYFUL Approved in China for Narcolepsy Type 1
Takeda China announced that the National Medical Products Administration of China has approved the use of ORZEYFUL (oveporexton) for the treatment of narcolepsy type 1 (NT1) in adolescents aged 16 years and older and adults. Oveporexton is the first oral orexin receptor 2 (OX2R)-selective agonist approved in China and is the […]
From Performing to Finding Purpose
There I was—in class again. Tired again. Such is the life of a graduate student. When you’re going to class, working, and completing an internship, “tired” is the norm. As I woke up from one of my many naps that day, I saw that today’s class was on sleep disorders, […]
New Study: Takeda’s Oveporexton Improved Daily Function, Cognition and Nighttime Sleep for Narcolepsy Type 1
New data presented by Takeda at SLEEP 2026 this week continues to build the case for oveporexton (TAK-861) as a potential disease-modifying treatment for narcolepsy type 1 (NT1). Oveporexton is designed to address the root cause of the disease, targeting the underlying orexin deficiency responsible for NT1. Results from two pivotal […]
Alkermes Presents Alixorexton and LUMRYZ Data at SLEEP 2026, Highlighting Breadth of Sleep Medicine Research
Alkermes plc announced plans to present new data from its industry-leading portfolio of sleep medicine research at SLEEP 2026, the 40th annual meeting of the Associated Professional Sleep Societies (APSS), taking place June 14-17, 2026 in Baltimore, MD. The company will present 26 abstracts, including posters featuring LUMRYZ® (sodium oxybate) extended-release oral […]
Jazz Pharmaceuticals to Present Data at SLEEP 2026 Highlighting Effects of Xywav for Narcolepsy and Idiopathic Hypersomnia
Jazz Pharmaceuticals announced that the company will present 21 abstracts, including 11 late-breaking abstracts, at SLEEP 2026, the 40th annual meeting of the Associated Professional Sleep Societies (APSS), taking place June 14-17, 2026, in Baltimore. The robust breadth of data reflects Jazz’s continued focus on advancing treatment for rare and difficult-to-treat sleep […]













