Some Examples of Controlled Substances

Schedule

Examples

I*

Cathinone (khat) and methcathinone, GHB, heroin (and some other opioids), LSD, MDMA, psilocybin, cannabis, and synthetic cannabinoids

II

III

IV

V

* Cannot be prescribed.

GHB = gamma hydroxybutyrate; LSD = lysergic acid diethylamide; MDMA = methylenedioxymethamphetamine.