Stimulants

Phenethylamines

Phenethylamine (phenyl-ethylamine) is the basic structure on which a huge number of drugs are based. These compounds typically exert a stimulating (and sometimes psychedelic) effect.

2C-x chemical family
Ephedrine (Ephedra)
Pseudoephedrine (Ephedra)

Amphetamines

Amphetamines are molecules which are direct descendants of amphetamine (α-methyl-phenethylamine). They are some of the oldest and most effective stimulants.

4-Fluoroamphetamine
Amphetamine (Adderall)
Methamphetamine
MDA
MDEA
MDMA

Amphetamine derivatives

Drugs whose design was inspired by amphetamine and/or which may bear some structural resemblance to the original, but which are not members of that family. These drugs have too little in common to be divided into their own categories.

Buphedrone
Butylone
MDBD
Methylphenidate
Propylhexedrine

Piperazines