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Ketamine
Also known as: K, Special K, Vitamin K, Ket, Horsey
What it looks like and how it's taken

Usually comes in the form of a white powder (sometimes in tablet form, sold as ecstasy) or a liquid. Can be swallowed, inhaled or injected.
Immediate effects
A powerful anaesthetic used on humans and animals, it can produce 'out of body' experiences, numbness and hallucinations.
Risks
Short term: Can cause problems with vision, loss of coordination, and frightening hallucinations that require assistance and reassurance from others. it's particularly dangerous if used in combination with depressants such as alcohol or heroin. It can make some mental health problems worse.
Long term: Prolonged use can cause disorientation and detachment from reality but the long-term effects are not well understood.
Legal status
Class C.
Learn more about drugs and the law.
Category
Hallucinogen
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Further information
Download our ketamine pocket guide.