Results 11 to 20 of about 276,611 (294)

Subanesthetic ketamine treatment promotes abnormal interactions between neural subsystems and alters the properties of functional brain networks [PDF]

open access: yes, 2014
Acute treatment with subanesthetic ketamine, a non-competitive N-methyl-D-aspartic acid (NMDA) receptor antagonist, is widely utilized as a translational model for schizophrenia. However, how acute NMDA receptor blockade impacts on brain functioning at a
A Bifone   +77 more
core   +1 more source

Ketamine Dependence [PDF]

open access: yesAnaesthesia and Intensive Care, 2002
Ketamine hydrochloride is a safe and rapid-acting non-opioid, lipid soluble anaesthetic with a short elimination half-life that is used for medical and veterinary purposes. It produces a state of “dissociative anaesthesia”, probably from action on N-methyl-D-aspartate (NMDA) receptors.
H R, Pal, N, Berry, R, Kumar, R, Ray
openaire   +2 more sources

Intravenous ketamine for subacute treatment of refractory chronic migraine: a case series. [PDF]

open access: yes, 2016
BACKGROUND: Refractory migraine is a challenging condition with great impact on health related quality of life. Intravenous (IV) ketamine has been previously used to treat various refractory pain conditions.
Ashina, Sait   +3 more
core   +3 more sources

Ketamine infusion as a sedative-analgesic in severe ARDS (KISS)

open access: yesJournal of Community Hospital Internal Medicine Perspectives, 2021
Rationale Ketamine has been used as a sedative analgesic in trauma setting, but data regarding its efficacy and safety is lacking in severe ARDS.
Ramakanth Pata   +11 more
doaj   +1 more source

A survey of drug liking and cravings in patients using sublingual or intranasal ketamine for treatment resistant depression: A preliminary evaluation of real world addictive potential

open access: yesFrontiers in Psychiatry, 2022
Ketamine has gained rapid popularity as a treatment option for treatment resistant depression (TRD). Though seen only in limited contexts, ketamine is a potential drug of abuse, addiction and diversion.
Brittany Chubbs   +6 more
doaj   +1 more source

'Special K' and a loss of cell-to-cell adhesion in proximal tubule-derived epithelial cells: modulation of the adherens junction complex by ketamine [PDF]

open access: yes, 2013
Ketamine, a mild hallucinogenic class C drug, is the fastest growing ‘party drug’ used by 16–24 year olds in the UK. As the recreational use of Ketamine increases we are beginning to see the signs of major renal and bladder complications. To date however,
A Masszi   +33 more
core   +3 more sources

The role of setting for ketamine abuse: clinical and preclinical evidence [PDF]

open access: yes, 2012
Drug abuse is often seen as a unitary phenomenon, partly as a result of the discovery over the past three decades of shared mechanisms of action for addictive substances. Yet the pattern of drug taking is often very different from drug to drug.
Sprenger   +8 more
core   +1 more source

Activation of σ1-Receptors by R-Ketamine May Enhance the Antidepressant Effect of S-Ketamine

open access: yesBiomedicines, 2023
Ketamine is a racemic mixture composed of two enantiomers, S-ketamine and R-ketamine. In preclinical studies, both enantiomers have exhibited antidepressant effects, but these effects are attributed to distinct pharmacological activities.
Hans O. Kalkman
doaj   +1 more source

Cerebral and cardiovascular effects of analgesic doses of ketamine during a target controlled general anesthesia: a prospective randomized study [PDF]

open access: yes, 2017
Introduction: Ketamine is increasingly being used in various pain settings. The purpose of this study was to assess the effect of an analgesic dose of ketamine in the bispectral index (BIS), spectral edge frequency (SEF-95), density spectral array (DSA),
Araujo, A. M.   +3 more
core   +1 more source

Ketamine exacerbates cortical neuroapoptosis under hyperoxic conditions by upregulating expression of the N-methyl-D-aspartate receptor subunit NR1 in the developing rat brain

open access: yesBMC Anesthesiology, 2018
Background Ketamine and hyperoxia are widely used in obstetric and pediatric settings. Either ketamine or hyperoxia has been reported to cause neuroapoptosis in the developing brain, and ketamine-induced neuronal apoptosis may involve a compensatory ...
Changyi Wu   +3 more
doaj   +1 more source

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