Skip Navigation

Ketamine Category: Dissociative drugs

Ket, K, Special K, Horse Tranquiliser, Vitamin K

Ketamine is a psychedelic dissociative normally sold as a grainy white powder. It is also an anaesthetic used in human and veterinary medicine. When used as a recreational drug, it can produce feelings of euphoria, relaxation, detachment from oneself as well as psychedelic experiences.

How it’s used

When used medically it comes in liquid form. More commonly it is known in white powder form which is often offwhite and snorted. Less often people may swallow or inject. 

Short-term effects

Drugs can effect each person differently. The effects will depend on personal factors such as your physical and mental health as well as the dose and potency of a substance.

Long-term effects

Other dangers

If you are pregnant

Do not use if you are pregnant as we don’t know enough about the risks to your baby


There may be potential for dependency for some people. 

People who use ketamine regularly can develop a toleran, which means that more  is needed to get the desired effects.


No known physical withdrawal symptoms

What help is available?

Find a service here. 

It is always safer not to use, but if you do, follow harm reduction information. See our ketamine campaign

« Back to Types of Drugs page
Share this:
  • Facebook
  • Twitter
  • Digg
  • LinkedIn
  • E-mail

Find a local service that can help

The HSE and Union of Students in Ireland (USI) ask students to think about drug safety measures when using club drugs
Harm reduction messages from the #SaferStudentNights campaign.
Poll Poll

Have you ever been impacted negatively by someone else's drug taking?