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It is also used as a treatment for depression and in pain management. [19] Ketamine is an NMDA receptor antagonist which accounts for most of its psychoactive effects. [20] At anesthetic doses, ketamine induces a state of dissociative anesthesia, a trance-like state providing pain relief, sedation, and amnesia. [21]
The purpose of anesthesia can be distilled down to three basic goals or endpoints: [2]: 236 hypnosis (a temporary loss of consciousness and with it a loss of memory.In a pharmacological context, the word hypnosis usually has this technical meaning, in contrast to its more familiar lay or psychological meaning of an altered state of consciousness not necessarily caused by drugs—see hypnosis).
Leaves of the coca plant (Erythroxylum novogranatense var. Novogranatense), from which cocaine, a naturally occurring local anesthetic, is derived [1] [2]. An anesthetic (American English) or anaesthetic (British English; see spelling differences) is a drug used to induce anesthesia — in other words, to result in a temporary loss of sensation or awareness.
This is a list of mnemonics used in medicine and medical science, categorized and alphabetized. A mnemonic is any technique that assists the human memory with information retention or retrieval by making abstract or impersonal information more accessible and meaningful, and therefore easier to remember; many of them are acronyms or initialisms which reduce a lengthy set of terms to a single ...
It is also used for various other indications, including the treatment of asthenia, depression, alcoholism, alcohol withdrawal syndrome, post-traumatic stress disorder, stuttering, tics, vestibular disorders, Ménière's disease, dizziness, and the prevention of motion sickness and anxiety before or after surgical procedures or painful ...
Esketamine, sold under the brand names Spravato (for depression) and Ketanest (for anesthesia) among others, [11] [13] is the S(+) enantiomer of ketamine. [6] [14] It is a dissociative hallucinogen drug used as a general anesthetic and as an antidepressant for treatment of depression.
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Mood disorders such as bipolar disorder and depression are the most common conditions underlying catatonia. [3] Other psychiatric conditions that can cause catatonia include schizophrenia and other primary psychotic disorders, [ 14 ] autism spectrum disorders , ADHD , [ 15 ] and post-traumatic stress disorder . [ 16 ]