Results 31 to 40 of about 63,586 (320)

Comparison of a loading dose of dexmedetomidine combined with propofol or sevoflurane for hemodynamic changes during anesthesia maintenance: a prospective, randomized, double-blind, controlled clinical trial

open access: yesBMC Anesthesiology, 2018
Background There may be great individual variability in the hemodynamic effects of this dexmedetomidine. For this reason, the dose must be carefully adjusted to achieve the desired clinical effect.
Yuan Han   +7 more
doaj   +1 more source

Organ-Protective Effects and the Underlying Mechanism of Dexmedetomidine

open access: yesMediators of Inflammation, 2020
Dexmedetomidine (DEX) is a highly selective α2 adrenergic receptor (α2AR) agonist currently used in clinical settings. Because DEX has dose-dependent advantages of sedation, analgesia, antianxiety, inhibition of sympathetic nervous system activity ...
Naren Bao, Bing-xi Tang
semanticscholar   +1 more source

Dexmedetomidine reduces the incidence of postoperative delirium after cardiac surgery: a meta-analysis of randomized controlled trials

open access: yesBMC Anesthesiology, 2021
Background The role of dexmedetomidine in preventing postoperative delirium (POD) after cardiac surgery remains controversial because of several recent trials with negative results.
Peng Li   +6 more
semanticscholar   +1 more source

Sedative and Immunosuppressive Effects of Dexmedetomidine in Transplantation

open access: yesPharmaceuticals, 2021
Dexmedetomidine, an α2-adrenergic receptor agonist, is used as an anti-anxiety medication. It exerts a cholinergic effect, thereby reducing the release of tumor necrosis factor alpha (TNF-α).
Chen-Fang Lee   +9 more
doaj   +1 more source

Real-time evaluation of the independent analgesic efficacy of dexmedetomidine

open access: yesBMC Anesthesiology, 2023
Background Dexmedetomidine has analgesic properties, but the intraoperative analgesic effect of dexmedetomidine is often masked by the effects of other general anaesthetics.
XiaoHua Wang   +6 more
doaj   +1 more source

The antioxidant effect of preischemic dexmedetomidine in a rat model: increased expression of Nrf2/HO-1 via the PKC pathway

open access: yesBrazilian Journal of Anesthesiology, 2023
Background: The precise underlying mechanism of antioxidant effects of dexmedetomidine-induced neuroprotection against cerebral ischemia has not yet been fully elucidated.
Yong-Hee Park   +6 more
doaj   +1 more source

In Vitro Effect of Dexmedetomidine on Platelet Aggregation

open access: yesBrazilian Journal of Anesthesiology, 2013
Background and objectives: : Dexmedetomidine is a selective α2-agonist. There are 250-300 α2- adrenoceptor on the surface of each human platelet and ephedrine induces platelet aggregation by binding these receptors.
Emine Arzu Kose   +3 more
doaj   +1 more source

Effect of intraoperative dexmedetomidine infusion during functional endoscopic sinus surgery: a prospective cohort study

open access: yesPatient Safety in Surgery, 2020
Background Dexmedetomidine, an α2 agonist, has well-known anesthetic and analgesic-sparing effects. We designed this study to evaluate the effect of intraoperative dexmedetomidine infusion on intra operative blood loss and postoperative pain in ...
Mohammad Reza Fazel   +3 more
doaj   +1 more source

Relationship between dexmedetomidine dose and plasma dexmedetomidine concentration in critically ill infants: a prospective observational cohort study [PDF]

open access: yesKorean Journal of Anesthesiology, 2017
BackgroundDexmedetomidine is a highly selective central α2-agonist used as a sedative in pediatric intensive care unit (PICU). However, little is known about the relationship between dexmedetomidine dose and its plasma concentration during long-term ...
Yoshihito Fujita   +6 more
doaj   +1 more source

Effect of Intravenous Acetaminophen vs Placebo Combined With Propofol or Dexmedetomidine on Postoperative Delirium Among Older Patients Following Cardiac Surgery: The DEXACET Randomized Clinical Trial

open access: yesJournal of the American Medical Association (JAMA), 2019
Importance Postoperative delirium is common following cardiac surgery and may be affected by choice of analgesic and sedative. Objective To evaluate the effect of postoperative intravenous (IV) acetaminophen (paracetamol) vs placebo combined with IV ...
B. Subramaniam   +13 more
semanticscholar   +1 more source

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