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While there are many types of psychosis, the cause of substance-induced psychosis can be pinpointed to intake of specific chemicals. To properly diagnose Substance-Induced Psychotic Disorder, one must conclude that exhibited hallucinations or delusions began during intoxication, withdrawal, or within a month after use of the substance and the ...
Hallucinogen persisting perception disorder (HPPD) is a non-psychotic disorder in which a person experiences apparent lasting or persistent visual hallucinations or perceptual distortions after using drugs, [1] including but not limited to psychedelics, dissociatives, entactogens, tetrahydrocannabinol (THC), and SSRIs.
NMDA receptor antagonists induce a state called dissociative anesthesia, marked by catalepsy, amnesia, and analgesia. [1] Ketamine is a favored anesthetic for emergency patients with unknown medical history and in the treatment of burn victims because it depresses breathing and circulation less than other anesthetics.
It also appears to enhance neuroplasticity, stimulating new connections or pathways in the brain. Ketamine was originally developed in the 1960s as an anesthetic — an application for which it is ...
The high levels of ketamine found in his blood could cause "lethal effects" from cardiovascular overstimulation and respiratory depression, the Los Angeles County medical examiner said in a report.
Though more research into exactly how ketamine works is needed, it’s possible these effects come from targeting glutamate receptors in the brain, which can make the brain form new neural ...
Ketamine was found to be the 11th overall most dangerous drug. [72] At anesthetic doses, 10–20% of adults and 1–2% of children [10] experience adverse psychiatric reactions that occur during emergence from anesthesia, ranging from dreams and dysphoria to hallucinations and emergence delirium. [73]
Stimulant psychosis is a mental disorder characterized by psychotic symptoms (such as hallucinations, paranoid ideation, delusions, disorganized thinking, grossly disorganized behaviour). It involves and typically occurs following an overdose or several day binge on psychostimulants , [ 1 ] although it can occur in the course of stimulant ...