Learn about Vyvanse (lisdexamfetamine) usage and dosing. Read the latest news and reviews about the drug as well as potential side effects and popular alternatives. Vyvanse is a stimulant ADHD medication. Learn about side effects, uses, dosages, risks, interactions, and warnings for this timed-release treatment. Vyvanse (lisdexamfetamine dimesylate) is a long-acting stimulant medication for ADHD that is a prodrug — one that isn’t active until it’s metabolized in the bloodstream. As a prodrug, Vyvanse takes longer to go into effect — from 90 minutes to two hours. Find patient medical information for Lisdexamfetamine (Vyvanse) on WebMD including its uses, side effects and safety, interactions, pictures, warnings, and user ratings Vyvanse, used for ADHD and binge eating in adults, usually starts working within 90 minutes to two hours. It can take up to 12 weeks to see a reduction in binge-eating days with Vyvanse. Lisdexamfetamine, sold under the brand names Vyvanse (/ ˈvaɪ.væns /, VY-vans) and Elvanse among others, is a stimulant medication that is used as a treatment for attention deficit hyperactivity disorder (ADHD) in both children and adults, and for moderate-to-severe binge eating disorder in adults. [17] It belongs to the group of medicines called central nervous system (CNS) stimulants. Lisdexamfetamine dimesylate increases attention and decreases restlessness in children and adults who are overactive, cannot concentrate for very long, or are easily distracted and impulsive. What is Vyvanse? Vyvanse (lisdexamfetamine) is a stimulant medication used to treat attention deficit hyperactivity disorder (ADHD) in adults and children 6 years and older, and moderate or severe binge eating disorder in adults. Learn about the dosages of Vyvanse for treating ADHD and binge eating disorder. You can also find information on the drug’s strengths, forms, and more. Lisdexamfetamine is a central nervous system stimulant. It affects chemicals in the brain and nerves that contribute to hyperactivity and impulse control. Lisdexamfetamine is used to treat attention deficit hyperactivity disorder (ADHD) in adults and in children who are at least 6 years old.