Cannabinoids are several structural classes of compounds

-Methyl?enedioxy?methamphetamine, commonly seen in tablet form and crystal form, is a potent central nervous system stimulant primarily used for recreational purposes.MDMA is currently in clinical trials as a possible treatment aid for post-traumatic stress disorder (PTSD); for anxiety in terminally ill patients; and for social anxiety in autistic adults. Recently, the FDA gave MDMA-assisted psychotherapy for PTSD a Breakthrough Therapy designation