What are amphetamines?

Amphetamines come from the group of drugs known as 'psychostimulants'. Psychostimulants include substances such as ecstasy, cocaine and many other newer drugs (in technical terms - phenethylamines).

Psychostimulants typically speed up the central nervous system. Effects include euphoria, hyperexcitability, restlessness, insomnia, accelerated heartbeat, extreme nervousness, sweating, dizziness, tooth grinding, incessant talking, and other effects.

What are they called?

Common names for amphetamines are speed, whiz, fast, louee, go, goey, uppers. Crystal methamphetamine is also known as ice, shabu, crystal meth, or glass.