(lisdexamfetamine dimesylate) CII Read through the Medication Guidebook that comes with Vyvanse prior to deciding to or your son or daughter starts using it and every time you can get a refill.Lisdexamfetamine dimesylate was not clastogenic from the mouse bone marrow micronucleus test in vivo and was damaging when analyzed from the E. coli and S. t