Vyvanse is a medication used to treat attention deficit hyperactivity disorder (ADHD) in both children and adults. It is also used to treat binge eating disorder in adults. Vyvanse contains the active ingredient lisdexamfetamine, which is a central nervous system stimulant. At Purdue Meds, we offer Vyvanse 30 mg at a discounted price with our coupon code PURDUE25. Simply enter the code at checkout to receive 25% off your order.