Click here to Shop now : https://canadamedicalstore.com/product-category/buy-vyvanse-online/ Vyvanse is a prescription medication primarily used to treat Attention Deficit Hyperactivity Disorder (ADHD) and Binge Eating Disorder (BED). It is a central nervous system stimulant that works by affecting certain chemicals in the brain and nerves that contribute to hyperactivity and impulse control.