💊🧪 Vyvanse is a prescription medication commonly used to treat attention deficit hyperactivity disorder (ADHD). It belongs to the class of drugs known as central nervous system stimulants. Vyvanse contains the active ingredient lisdexamfetamine, which is converted in the body into dextroamphetamine. This medication helps improve focus, attention, and impulse control in individuals with ADHD. It is available in capsule form and is typically taken once daily in the morning.