<u>Ketamine is a Class-B drug in the United Kingdom that was first indroduced in the 1960s as an anaesthetic agent and has been widely used in both the vetinary and medical world
Ketamines full chemical name is 2-chlorophenyl-2-methylamine-cyclohexanone.
It is a classified narcotic due to its dissociative nature; often reported to give effects such as hallucinations, paranoia, 'floating sensations' and vast changes in sensory perceptions, it's able to give this psychoactive reaction as well as the pain reducing effects due to being a glutamate receptor antagonist; such as the NMDA recptor, one of the most prolific in ketamines pharmacological action.
 - Arditti, J. Ketamine - dreams and realities.(2002)