Ketamine - K, Special K, Vitamin K


  • Boosted energy levels from small doses
  • Feeling high, numb or cut off from your body
  • Feeling in a dreamy or floating state
  • Hallucinations and out of body experience (sometimes describes as entering a different reality, meeting God/ aliens etc.)
  • Dizziness, feeling sick, being sick (with the risk of choking on your vomit if you've passed out).
  • Feeling disorientated
  • Blurred sight and speech
  • "K hole" - from a large dose which cuts you off from your surroundings and sense of self for up to 90 minutes. You may be unable to move or talk and have difficulty swallowing or breathing.
  • Anxiety, depression, suicidal thoughts or memory loss from long term use.
  • Tolerance and, sometimes, dependence can develop.
  • Overdose (rare).

Ketamine with other drugs:

  • Depressants (e.g. alcohol, GHB/GBL, Valium, barbiturates and other downers): the combined effect can knock you out and slow your breathing to dangerous levels.
  • HIV drugs: some can increase the levels of ketamine in your body.
  • Tobacco or cannabis: risk of fire if the ketamine makes you unable to move; risk of burn if the numbing effect stops you feeling a burn.

Sex on Ketamine:

  • Can make you horny but have difficulty getting a hard on or coming.
  • Can relax arse muscles, sometimes used for fisting.
  • Can reduce pain putting you at more risk of getting but not noticing damage, cuts and bleeding during rough sex, increasing your risk of HIV, Hepatitis C and other infections.
  • Lower inhibitions can lead to unsafe sex.

Staying safe:

  • Avoid injecting to reduce the risk of dependence, overdose, skin abscesses, blood poisoning, life threatening blood clots or heart infections.
  • If injecting do not share or resuse any equipment. This avoids the chance of getting or passing on HIV and Hepatitis C as well as avoiding damage to your veins or developing other infections.
  • Adding the ketamine to a soft drink is the least risky way of taking it.
  • Take someone in a K hole away from music and bright lights and reassure them it'll be over soon.
  • If someone has passed out put them on their side so they can't choke on their vomit.
  • Avoid Ketamine if you have fits, high blood pressure or heart or liver problems.