Only if you didn't use a towel to dry off before the inspector arrives.
Yes. Dexedrine is an amphetamine, which shows up on Hospital ER drug screens, pre-employment drug screens, DOT screens, and just about all other urine drug screens.
Benzos
No
Most basic drug screens do not look for it. Some more complete screens may.
It can show up as PCP in drug screens
yes
No, you're safe.
Probably
yes
ADHD medications usually show up as amphetamines on drug screens.
None of the standard drug screens.
Yes they show the specefic drug used