How it is used

 

Magic mushrooms can be eaten fresh, cooked or brewed into a ‘tea'.

Cactus juice is extracted from the plant and drunk.

LSD can be swallowed, sniffed, injected or smoked. It is usually soaked into small decorated squares of absorbent paper and taken orally. Each square represents one dose.

PCP is either ingested orally or smoked by applying the liquid form to tobacco or marijuana cigarettes or by lacing these and other cigarettes, sometimes containing herbs such as mint or parsley, with PCP powder.

Ketamine can be taken orally, snorted or injected.