Ketamine is a medication mainly used for starting and maintaining anesthesia. It induces a trance-like state while providing pain relief, sedation, and memory loss. Other uses include sedation in intensive care and treatment of chronic pain and depression.
Other names: CI-581; CL-369; CM-52372-2
Elimination half-life: : Ketamine: 2.5–3 hours; Norketamine: 12 hours;
Duration of action: : Intramuscular: 0.5–2 hours; Insufflation: 45–60 min; By mouth: 1–6+ hours;
Melting point: 258 to 261 °C (496 to 502 °F)