Vyvanse medicine is now gaining popularity among children & youth because it has high success rate. But why it is used for? Vyvanse is used to stimulate CNS (central nervous system) which ultimately results in lowering of hyperactivity. It is highly recommended to take dose prescribed by doctor. If not then you will be the victim of aggressiveness & there will be abnormal muscle pain. If you are about to buy these medicines, then apply the vyvanse coupon codes given below. They can fetch you upto $15 on order & you might get free subscription for 1 month.