Alkermes plc presents new data from the Vibrance-1 phase 2 study evaluating alixorexton in patients with narcolepsy type 1 (NT1) at the American Academy of Neurology (AAN) 2026 Annual Meeting, taking place April 18-22, 2026 in Chicago. Alixorexton is a novel, investigational, oral, selective orexin 2 receptor (OX2R) agonist in development for the treatment […]
Tag: NARCOLEPSY TYPE 1
U.S. FDA Accepts New Drug Application and Grants Priority Review for Takeda’s Oveporexton (TAK-861) as a Potential First-in-Class Therapy for Narcolepsy Type 1
Takeda announced that the U.S. Food and Drug Administration (FDA) accepted its New Drug Application (NDA) and granted Priority Review for oveporexton (TAK-861) for the treatment of narcolepsy type 1 (NT1). Oveporexton is an investigational oral orexin receptor 2 (OX2R)-selective agonist designed to address the underlying orexin deficiency that causes […]
WAKIX Revenue to Exceed $1B in 2026, Orexin-2 Receptor Agonist in Pipeline
Harmony Biosciences, has announced strong preliminary, unaudited net product revenue for Q4 and full year 2025 of approximately $243 million and $868 million, respectively. The company continues to build on six consecutive years of revenue growth. On track to extend the pitolisant franchise, Harmony fortifies its profile as a profitable, […]
Eisai Presents Clinical Study Results of Novel Orexin Receptor Agonist E2086 for Narcolepsy at World Sleep 2025
Eisai Co., Ltd. announced today that the results from a Phase Ib clinical trial (NCT06462404) of its in-house developed novel selective orexin 2 receptor agonist E2086 have been presented at the World Sleep 2025 congress, held in Singapore from September 5 to 10. These data demonstrate that once-daily dosing of […]
Takeda Presents Orexin Data from Landmark Oveporexton (TAK-861) Phase 3 Program in Narcolepsy Type 1 at World Sleep 2025
Takeda will present data from two global Phase 3 double-blind, placebo-controlled studies of oveporexton (TAK-861)1, a potential first-in-class investigational oral orexin receptor 2 (OX2R)-selective agonist in narcolepsy type 1 (NT1), during multiple oral presentations at the World Sleep 2025 Congress in Singapore. Both the FirstLight (TAK-861-3001) and RadiantLight (TAK-861-3002) […]
The Power of WUN
Attendees traveled from near and far to join us in person and online for the 2025 Wake Up Narcolepsy National Summit in Raleigh-Durham, N.C. Hosted in a different city each year, the summit provides a place where industry professionals, clinicians, individuals with narcolepsy, and family members can come together and […]
Illuminating Narcolepsy’s Neural Pathways
Sleep and wakefulness are carefully balanced by a network of brain regions. Yet for many years, scientists couldn’t pinpoint exactly which neurons regulated sleep state transitions. New research tools and a deeper understanding of brain signaling have led to new discoveries in dopamine and norepinephrine signaling, offering novel insights into […]
Phase 2 Study of Once-Daily Alixorexton in Patients With Narcolepsy Type 1
Alkermes plc today announced positive topline results from the randomized double-blind treatment period of the Vibrance-1 phase 2 study evaluating alixorexton in patients with narcolepsy type 1 (NT1). Alixorexton, formerly referred to as ALKS 2680, is the company’s novel, investigational, oral orexin 2 receptor (OX2R) agonist in phase 2 development as […]
Takeda Reports Positive NT1 Trial Results for Oveporexton
Takeda announced that the New England Journal of Medicine published data from the Phase 2b trial of oveporexton (TAK-861) in people with narcolepsy type 1 (NT1). Oveporexton is an investigational oral orexin receptor 2 (OX2R)-selective agonist designed to restore orexin signaling to address the underlying orexin deficiency that causes NT1. Results demonstrated […]
First Global Phase 3 Trials of Narcolepsy Type 1 Oral Orexin Agonist
Takeda has announced positive topline results from a randomized, double-blind, placebo-controlled, multiple-dose Phase 2b trial evaluating TAK-861, an oral orexin receptor 2 (OX2R) agonist, in patients with narcolepsy type 1. Narcolepsy is a chronic, rare neurological disorder of central hypersomnolence with significant unmet need despite multiple approved therapies. It is […]











