metamfetamina
Metamfetamine is a powerful central nervous system stimulant. It is a synthetic drug that can be manufactured in illicit laboratories. The chemical structure of methamphetamine is similar to that of amphetamine, but it is more potent. It is typically encountered as a white crystalline powder or as a rock-like substance known as crystal meth. It can be ingested, snorted, injected, or smoked.
The effects of methamphetamine include increased wakefulness, heightened physical activity, and decreased appetite. Users may experience