How Long Does Vyvanse Stay In Your System?
Vyvanse (Lisdexamfetamine) is a psychostimulant medication manufactured by Shire Pharmaceuticals for the treatment of ADHD (attention-deficit/hyperactivity disorder). Many consider Vyvanse to be a “new and improved” successor of the drug Adderall. Vyvanse contains the ingredient Lisdexamfetamine which is pharmacologically inactive until metabolized; hence being classified as a “prodrug.” The fact that Vyvanse is a prodrug …