Answer:
I'm not completely sure because its a different compound. The salts are called Dextroamphetamines, there different than actual crystal methamphetamine.
PS. Be careful with any Amphetamines!!! It's an extremely addicting drug, also the come downs after prolonged use is HORRIBLE! I've dealt with these all my life, unless you smoke weed also like me.=)
source:
Diagnosed with ADHD/Depression 12 years ago I'm 18 now.
12+years of taking Adderall 50mg a day.
2+years of taking Xannax 2mg
5+years of wellbutrin a day