is vyvanse an amphetamine?
Vyvanse vs. Adderall comparison facts. Adderall and Vyvanse are amphetamines, which are stimulants that increase the level of important chemical messengers (neurotransmitters) in the brain. Amphetamines are used to treat attention-deficit hyperactivity disorder (ADHD) and narcolepsy.
In Summaryâ¦. The basic difference between Adderall and Vyvanse is that Adderall is a mixture of four different kinds of amphetamine salts (one of which is dextroamphetamine) while Vyvanse only contains one salt, called lisdexamfetamine, which only gets converted into dexamphetamine once it is in the body.