very helpful thread  im having a time figuring out my dosing my gp is not knowledgeable enough to know how to help me find a dose that works so im being referred to someone else for adhd treatment but the referral will take a few weeksmonths so shell keep treating me in the meantime  im on vyvanse and i definetly need help figuring out the dose and stuff  it worked great the first month and a bit then i started crashing 7 hours after i took it so then i split the dose and that solved it but splitting the same 30mg pill was too weak then my doctor prescribed me 10mg pills to add to my 30mg since i still have a bunch of them left  so anyways today was my first day of trying a 3010 mg split dose i forgot to eat for the first couple hours too so anyways was working normal up until hour 5 then i got super fatigued and spaced out for a few hours even with taking the 10mg booster  im so frustrated mostly because im in essay crunch writing time and figuring out the ideal time spacing of my vyvanse split dosethe mg each dose should beany other stuff that effects it like meal and coffee times all on my own is overwhelmingggggg  will listen to any and all advice on this meals