WebNov 11, 2024 · In 2011, Meng and colleagues evaluated the effects of phenylephrine [100 – 200 mcg] and ephedrine [5 – 20 mg] boluses on cardiac output and cerebral oxygenation during post-induction hypotension [5]; esophageal Doppler was used to measure blood flow. WebThe bolus regimen maintained maternal arterial blood pressure closer to baseline in the initial minutes after spinal injection but this had no clinical benefits. The infusion regimen required a higher total dose of phenylephrine to maintain maternal arterial blood pressure at baseline during the predelivery period. Publication types
Phenylephrine infusion versus bolus regimens during …
Webause a smaller reduction in maternal cardiac output, and result in less maternal hypotension, as compared to a phenylephrine bolus regimen. METHODS: This was a double-blind, randomized clinical trial of women undergoing elective cesarean delivery under spinal anesthesia. Patients were randomized to an intermittent bolus (120 μg) or a fixed-rate … WebMar 19, 2024 · Phenylephrine is an alpha-1 adrenergic receptor agonist. BIORPHEN (phenylephrine hydrochloride) injection, 0.1 mg/mL, is a sterile, nonpyrogenic, clear and colorless solution for intravenous use. It MUST NOT BE DILUTED before administration as an intravenous bolus. grip strength training reddit
Phenylephrine Infusion Versus Bolus Regimens During Cesarean ... - LWW
WebThe dose values of phenylephrine were log-transformed, and the success rates were converted into probabilities for analysis. The probit regression curves are shown in Figure 2.The dose-response curves for a single IV phenylephrine bolus for the two groups are shown in Figure 3.The calculated mean (95% CI) values for ED 50 and ED 90 of a single IV … WebPhenylephrine infusion versus bolus regimens during cesarean delivery under spinal anesthesia: a double-blind randomized clinical trial to assess hemodynamic changes. … WebJan 26, 2012 · the preload independent stage, phenylephrine boluses induced signif-icant increases in MAP (from 72 6to100 6 mmHg; P 0.05) and decreases in CO and IVCf (from 7.0 0.8 to 6.0 1.1 l/min and from 4.6 0.5 to 3.8 0.6 l/min, respectively). At the preload-dependent stage, phenylephrine boluses induced significant increases grip strength washington post