Ketamine is an anaesthetic for veterinary as well as human use. The drug takes the form of white crystalline powder, liquid or a tablet. As a drug of abuse in Hong Kong, the United States and Australia, Ketamine has become common at dance parties
Ketamine produces a progression of effects on the abuser, from a state of dreamy intoxication to delirium accompanied by the inability to move, feel pain or remember what has occurred under the drug's influence. The effects of Ketamine last an hour
or less but the drug can affect the senses, judgment and co-ordination for 18 to 24 hours.