— Orexin 2 Receptor Agonist ALKS 2680 Demonstrated Clinically Meaningful and Statistically Significant Improvements from Baseline in Mean Sleep Latency Compared to Placebo at All Doses Tested —— ALKS 2680 Was Generally Well Tolerated at All Doses Tested —— Vibrance-1 Phase 2 Study of ALKS 2680 in Patients With Narcolepsy Type 1 Is Ongoing —DUBLIN, June 3, 2024 /PRNewswire/ -- Alkermes plc (Nasdaq: ALKS) today announced new data from the full narcolepsy type 1 (NT1) cohort of a phase 1b, proof-of-concept stu ...