Ketamine (KET), a chemical relative of phencyclidine (PCP), is a general anesthetic that undergoes intravenous or intramuscular administration. Ketamine street names include:

  • Purple
  • Kit Kat
  • Special K
  • Tranquilizer

When taken in large doses, ketamine causes hallucinations and symptoms of dissociation. Ketamine is an effective painkiller which should not be used outside of professional medical supervision.