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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] though one study reported occurrences at regularly ...
Antipsychotic, AAP. A hallucination is a perception in the absence of an external stimulus that has the compelling sense of reality. [4] Hallucination is a combination of two conscious states of brain: wakefulness and REM sleep. [5] They are distinguishable from several related phenomena, such as dreaming (REM sleep), which does not involve ...
Hallucinogens are a large and diverse class of psychoactive drugs that can produce altered states of consciousness characterized by major alterations in thought, mood, and perception as well as other changes. [1][2] Most hallucinogens can be categorized as either being psychedelics, dissociatives, or deliriants.
Psychiatry, addiction psychiatry. Substance-induced psychosis (commonly known as toxic psychosis or drug-induced psychosis) is a form of psychosis that is attributed to substance intoxication. It is a psychosis that results from the effects of various substances, such as medicinal and nonmedicinal substances, legal and illegal drugs, chemicals ...
Caffeine-induced psychosis is a relatively rare phenomenon that can occur in otherwise healthy people. Overuse of caffeine may also worsen psychosis in people suffering from schizophrenia. [1] It is characterized by psychotic symptoms such as delusions, paranoia, and hallucinations. [2][3] This can happen with ingestion of high doses of ...
Alcoholic hallucinosis is a complication of alcohol misuse in people with alcohol use disorder. [1][2] It can occur during acute intoxication or withdrawal with the potential of having delirium tremens. Alcohol hallucinosis is a rather uncommon alcohol-induced psychotic disorder almost exclusively seen in chronic alcoholics who have many ...
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. [2][3] Despite being ...
A psychoactive drug, mind-altering drug, or consciousness-altering drug is a chemical substance that changes brain function and results in alterations in perception, mood, consciousness, cognition, or behavior. [ 1 ] The term psychotropic drug is often used interchangeably, while some sources present narrower definitions.