Alfentanil vs remifentanil

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August undefined, 2024

WebBackground. Remifentanil is an opioid that is rapidly inactivated by esterases in blood and tissues. This study examined the anesthetic potency and efficacy of remifentanil in terms of its reduction of enflurane minimum alveolar concentration (MAC) in dogs.Methods. Twenty-five dogs were anesthetized with enflurane. One group received incremental infusion … WebSep 1, 2003 · BIS decreased by 60 (R group) and 58% (A group), 3 min after induction (anova, NS vs baseline values), and increased by 20 and 19% at DL (NS vs …

Determination of the Potency of Remifentanil Compared with Alfentanil ...

Web瑞芬太尼（英语：Remifentanil）是一种强效、短效的合成阿片类镇痛药。它在手术期间给予患者以减轻疼痛并作为麻醉剂的辅助手段。瑞芬太尼用于镇静以及与其他药物联合用于全身麻醉。由于瑞芬太尼与多种安眠药和挥发性麻醉药之间的协同作用，瑞芬太尼的使用使得大剂量阿片类药物和小剂量催眠 ... WebJan 28, 2005 · The total number of response occasions were significantly higher in the alfentanil group than in the remifentanil group (242 vs. 50; P < 0.0001) and the number … sleep training 10 month old baby

Alfentanil Versus Remifentanil in Patient-controlled Sedation …

WebSep 1, 2003 · BIS decreased by 60 (R group) and 58% (A group), 3 min after induction (anova, NS vs baseline values), and increased by 20 and 19% at DL (NS vs post‐induction values). Remifentanil 1 µg kg –1 or alfentanil 15 µg kg –1 was re‐injected if the BIS value was greater than 60 or 40–60 with patient movement, 9 if MAP or HR increase was ... WebChapter 11 discusses fentanyl, alfentanil, sufentanil, and remifentanil which are synthetic opioid analgesics with high affinity for the mu opioid receptor. They have been widely … sleep training 15 month old breastfed baby

Comparison of remifentanil and alfentanil during anaesthesia for ...

Ultiva for Injection (remifentanil hydrochloride) - Food and …

WebAlfentanil has been compared with fentanyl and remifentanil in 135 patients undergoing stereotactic brain biopsy (32 c). ... (3045 ± 1255 vs. 4555 ± 524 mg/dL). Alfentanil … Webtarget effect-site remifentanil concentration of 1 ng/ml); R2 group (infusion with a target effect-site remifentanil concentration of 2 ng/ml). Patients were blinded to the treatment assignment; study drugs were prepared by an independent researcher not involved with patient anaesthetic care. A researcher blinded to the study group sleep training 2 month oldWebBackground: Our aim was to investigate whether total intravenous anaesthesia (TIVA) with remifentanil and alfentanil would ensure appropriate analgesia and recovery conditions in anaesthesia for children undergoing abdominal surgery. Methods: Sixty children, scheduled for abdominal operations were randomized to receive, in a double-blind manner, either … sleep training 2 year old cry it out

"WebMar 29, 2024 · National Center for Biotechnology Information " - Alfentanil vs remifentanil

Alfentanil vs remifentanil

A Randomized, Blind Comparison of Remifentanil and Alfentani ... - LWW

WebJul 7, 2024 · Background We performed a meta-analysis on randomized clinical trials (RCTs) comparing the effects of alfentanil and remifentanil on the candidates of … WebRemifentanil (together with alfentanil) had less hemodynamic effect than fentanyl. Similarly, the combination of remifentanil+propofol in reduction of anterior glenohumoral dislocation in 22 subjects provided adequate sedation and analgesia, without hemodynamic and/or respiratory complications (151 c).

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WebJul 19, 2024 · Rahman Al-Refai A, Al-Mujadi H, Petrova Ivanova M, et al. Prevention of pain on injection of propofol: a comparison of remifentanil with alfentanil in children. Minerva Anestesiol 2007; 73:219. Choi YJ, Park HS, Lee H, Yoon SZ. Single pretreatment of remifentanil may reduce pain after propofol and rocuronium injection in rapid sequence … WebOct 1, 2000 · The dosage of alfentanil was adjusted from that of our previous study; 2 fentanyl and sufentanil were administered on the assumption that equipotent doses (mg kg –1) of alfentanil, fentanyl and sufentanil are approximately 10:1:0.1. 3 4 The syringes containing alfentanil 500 µg ml –1, fentanyl 50 µg ml –1 or sufentanil 5 µg ml –1 ...

WebJun 2, 2005 · Summary. Background and objective: We assessed the intraoperative haemodynamic responses and recovery profiles of total intravenous anaesthesia with remifentanil and alfentanil for outpatient surgery. Methods: Patients in Group 1 (n = 20) received alfentanil 20 μg kg −1 followed by 2 μg kg −1 min −1 intravenously; patients in … WebFor example, the time to extubation ranged from 7 to 48 minutes in the alfentanil group versus 9 to 21 minutes in the remifentanil group. The findings from Guy et al. ( 2 ) are also similar. The time to extubation ranged from 1 to 15 min for remifentanil and from 1 to 40 min for fentanyl (this includes data for the 7 of 31 patients who received ...

WebThe pharmacokinetics of remifentanil have been described previously. [] Remifentanil has a small volume of distribution, a rapid distribution phase, and a short elimination half-life[] The onset of effect of remifentanil is rapid with a rate constant for equilibration between plasma and effect compartment similar to alfentanil[]*At equipotent analgesic bolus … WebRemifentanil is an opioid acting on mu-type receptors, pure and simple. ... (matched only by alfentanil among currently available opioids); (2) A consistently rapid elimination of the drug with virtually complete cessation of its effects within five to ten minutes after discontinuing its administration. Each of these pharmacokinetic features ...

WebApr 1, 1996 · However, remifentanil is 19 times more potent than alfentanil, with an effective concentration for 50% maximal effect of 19.9 ng x ml(-1) versus 375.9 ng x ml(-1) for alfentanil. Conclusions Compared to alfentanil, the high clearance of remifentanil, …

WebThe total number of response occasions were significantly higher in the alfentanil group than in the remifentanil group (242 vs. 50; P < 0.0001) and the number of dose … sleep training 2 month-oldWebNov 5, 2007 · For studies comparing remifentanil with two other opioids (e.g. remifentanil vs alfentanil vs fentanyl), we divided the number of remifentanil patients by two for … sleep training 2 year-old cry it outWebBackground: Our aim was to investigate whether total intravenous anaesthesia (TIVA) with remifentanil and alfentanil would ensure appropriate analgesia and recovery conditions … sleep training 2 monthsWebBackground. Remifentanil hydrochloride is an ultra-short-acting, esterase-metabolized mu-opioid receptor agonist. This study compared the use of remifentanil or fentanyl during elective supratentorial craniotomy for space-occupying lesions.Methods. Sixty-three adults gave written informed consent for this prospective, randomized, double-blind, multiple … sleep training 2.5 year oldWebWhen comparing remifentanil to other short acting opioids (fentanyl, alfentanil and sufentanil), it is associated with deeper anaesthesia and analgesia intra-operatively … sleep training 3-month-oldWebMay 9, 2011 · The elimination half-life of alfentanil is 8-32 minutes being about 3 times longer, than that of remifentanil. Both opioids have been evaluated previously in PCS … sleep training 3 year old doesn\u0027t want napWebAlthough chemically related to opioids such as fentanyl, alfentanil, or sufentanil, remifentanil was synthesized by Feldman et al. through a specific analysis and modification of the basic anilidopiperidine structure. The introduction of a methyl ester group onto the N-acyl side chain of the piperidine ring conferred increased susceptibility to hydrolytic … sleep training 3 month old