Methamphetamine

**Definition:** A central nervous system stimulant and sympathomimetic with actions and uses similar to DEXTROAMPHETAMINE. The smokable form is a drug of abuse and is referred to as crank, crystal, crystal meth, ice, and speed.

**Tree numbers:** - D02.092.471.683.152.619

**Synonyms:** - Deoxyephedrine - Desoxyephedrine - Methylamphetamine - N-Methylamphetamine - Metamfetamine