The stress response may be affected in various ways by sedative drugs. Dexmedetomidine, an alpha<sub style=”vertical-align: sub;”>2</sub>-adrenergic agonist, is typically reserved for use as a secondary sedative in patients requiring mechanical ventilation. Researchers hypothesized that critically ill people would have a lower stress response to early sedation with dexmedetomidine as the principal agent than to typical sedatives. Within a larger multi-center randomized controlled trial comparing early sedation with dexmedetomidine to standard care, they conducted this prospective sub-study. The primary endpoint was the 5-day mean difference between groups in plasma concentrations of stress response indicators. A wide range of hormone, biochemical, and physiological data were gathered. Patients with confirmed or suspected cases of sepsis were to be the focus of the planned subgroup analysis.
About 103 patients were considered for this study’s final tally. Comparable rates of propofol use and median doses were seen across groups, as was the baseline severity of illness (APACHE II score). More of the usual-care patients received midazolam (57.7% vs. 33.3%; P=0.01) and at a higher dose (median (95% interquartile range) of 0.46 [0.20–0.93] vs. 0.14 [0.08–0.38] mg/kg/day; P<0.01). Adrenaline (0.32 [0.26-0.4] vs. 0.38 [0.31-0.48]), noradrenaline (4.27 [3.12-5.85] vs. 6.2 [4.6-8.5]), adrenocorticotropic hormone (17.1 [15.1-19.5] vs. 18.1 [15.9-20.5]), and cortisol (515 [409-648] vs. 618 [491-776)] plasma levels did not differ between Other biomarkers and physiological indicators were not significantly different. Both age and sepsis were shown to have no impact in sensitivity studies.
Changes in physiological and blood-borne markers linked with the stress response were similar between early sedation with dexmedetomidine as the major sedative agent and standard-of-care sedation in mechanically ventilated critically ill people.
Source: ccforum.biomedcentral.com/articles/10.1186/s13054-022-04237-0
io io io io io io io io io as as as as as as as as as as as as as as as as as as as as as as as as as as as as as as as as as as as as as io io io io io io io io io as as as as as as as as io io io io io io io io io io io io io io io as as as as as as as as as as as as as as as as as as as as as as as as as as as as as as as as as as as as as io io io io io io io io io as as as as as as as as io io io io io io io io io io io io io io as as as as as as as as as as as as as as as as as as as as as as as as lisa171 lisa172 lisa173 lisa174 lisa175 lisa176 lisa177 lisa178 lisa179 lisa180 lisa181 lisa182 lisa183 lisa184 lisa185 lisa186 lisa187 lisa188 lisa189 lisa190 lisa191 lisa192 lisa193 lisa194 lisa195 lisa196 lisa197 lisa198 lisa199 lisa200 lisa201 lisa202 lisa203 lisa204 lisa205 lisa206 lisa207 lisa208 lisa209 lisa210