At this point in understanding exactly what dua is, it would be easy for someone from a Christian background to think that dua is prayer. Dua certainly holds certain similarities to the prayer of Christians, however it should not be confused with what Muslims call prayer.
No, Vyvanse is not yet available as a generic. Adderall, which is very similar to Vyvanse, is available as a generic. You may want to talk to your physician about whether it would be a good alternative for you if you are looking to save money on your medication.
Vyvanse (Lisdexamfetamine dimesylate)is a new ADHD/ADD Medication developed by Shire, the same company that invented Adderall and Daytrana. Basically it is just a new gimic in order for Shire to be able to keep a steady cash flow when their patent on Adderall expires in 09.