3 It is also categorized as a psychostimulant. Methamphetamine is a highly addictive central nervous system stimulant.
Prescription stimulants, which are drugs used to treat conditions such as attention deficit hyperactivity disorder (ADHD) or depression, can also be misused. Psychostimulants with abuse potential include both illicit drugs, such as methamphetamine and ecstasy, as well as prescription stimulants.