Alkermes Announces Positive Phase 1b Results Demonstrating Clinical Proof-of-Concept for ALKS 7290 in Adults With Attention-Deficit Hyperactivity Disorder (ADHD)

— ALKS 7290 is the First Orexin 2 Receptor Agonist to Demonstrate Clinically Meaningful Improvements in ADHD Symptoms in Adults — — ALKS 7290 Was Generally Well Tolerated at All Doses Tested in Healthy Volunteers and