Introduction
The chemical n-methyl-1-phenyl-propan-2-amine is known as methamphetamine. Methamphetamine is a stimulant that is very similar to amphetamine. The production, distribution, sale, and possession of methamphetamine is illegal. In rare cases, methamphetamine hydrochloride (crystal meth) is prescribed and approved by the FDA for treating ADHD and obesity, but under the name Desoxyn.