The most common form is a white powder which is snorted. It looks like cocaine powder but is smoother and less likely to form hard rocks when damp. Most users start out by taking ketamine in its powdered form as it allows them to introduce themselves to the drug with small amounts. The common range of doses of ketamine is 15-200 mg with lower doses producing a mild, dreamy feeling that is similar to the effects of nitrous oxide. Numbness in the extremities is common. At around 100mg, the user may experience sensations such as a hallucinogenic effect and the user may feel like they are separated from their bodies. This effect is referred to as entering the "K-hole." Ketamine can also be sold in a tablet form which often looks like a pill of Ecstacy. The effects of ketamine in tablet are very similar to those in powder form but vary slightly because the tablet often is combined with a stimulant like ephedrine which can produce a quick mild, trippy effect. Ketamine is also used recreationally in liquid form. The liquid form of ketamine is often used in hospitals but recreational users use the liquid form to inject it into themselves intravenously. Injecting liquid ketamine intravenously could cause you to pass out immediately. All forms of ketamine will have similar effects of: feeling like you are dreaming, numbness in the extremities, hallucinations, feeling separate from their bodies, and feeling like you went …show more content…
The long term effects of ketamine include cognitive impairments such as memory problems. There was an experiment with ketamine and its effects on rats by John Olney and it showed irreversible damage to two areas of the brain but the same damage was not seen in human