NCADI: Ketamine: A Fact Sheet
- Details the drug, its abuse, its effects, and its legality.
- http://ncadi.samhsa.gov/govpubs/prevalert/v3i28.aspx

Arylcyclohexylamines: PCP and Ketamine
- Summarises effects, risks, and legal status in the UK.
- http://www.drugtext.org/sub/pcp1.html

Ketamine (Ketalar) F.A.Q.
- Summarises its history, chemistry, dosage, psychedelic indications, precautions, and effects.
- http://www.a1b2c3.com/drugs/ket03.htm

Urban75 - Ketamine
- Summarises the drug, its side effects, its health risks, and its legality.
- http://www.urban75.com/Drugs/drugketa.html

Parents. The Anti-Drug. - Ketamine
- Brief summary of the drug, its effects, its dangers, and its history.
- http://www.theantidrug.com/drug_info/drugs_ketamine.html

Ketamine: Fast Facts
- Summarises the basic effects of the drug on health and behaviour.
- http://www.doitnow.org/pages/529.html

Ketamine
- Summarises its history and side effects.
- http://www.sayno.com/ketamine.html

FDLE Crime Brief
- Brief summary of the drug's appearance, use, effects, and dangers, from the Office of Statewide Intelligence Narcotics Team.
- http://www.fdle.state.fl.us/OSI/crimebriefs/ketamine/ketamine.html

DanceSafe - Ketamine
- Outlines the effects, dosages required, and risks.
- http://www.dancesafe.org/ketamine.html

Crime Prevention Association of Michigan - Ketamine Fact Sheet
- Summary of the drug and its street names, abuse, effects, legality, and spread.
- http://www.preventcrime.net/ketamine.htm