Anesthesia and recovery during the first hour after propofol and methohexital anesthesia for termination of pregnancy, lasting about 12 min, were compared, the latter in a double-blind manner by means of psychomotor tests (coin counting and continuous auditory reaction time). Muscle movements and hiccups were seen significantly more frequently during methohexital inductions. No differences were seen regarding pain at the site of injection or apnea between the groups. At 15 min after the last dose of anesthetic, recovery after methohexital was ahead of that after propofol, but after 1 h, psychomotor performance was better in the propofol group. Side-effects during recovery were few, and incidences did not differ significantly. Although the difference in reaction time test was significant, it was hardly large enough to be of any clinical importance. Both drugs are useful for brief outpatient anesthesia, but smoother induction gives propofol an edge over methohexital.
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http://dx.doi.org/10.1111/j.1399-6576.1990.tb03072.x | DOI Listing |
CNS Drugs
January 2025
Department of Anesthesiology, Jefferson Surgical Center Endoscopy, Sidney Kimmel Medical College, Jefferson Health, 111 S 11th Street, #7132, Philadelphia, PA, 19107, USA.
GABA (γ-aminobutyric acid) receptors are constituents of many inhibitory synapses within the central nervous system. They are formed by 5 subunits out of 19 various subunits: α1-6, β1-3, γ1-3, δ, ε, θ, π, and ρ1-3. Two main subtypes of GABA receptors have been identified, namely GABAA and GABAB.
View Article and Find Full Text PDFObjective: This study examines the extent of variation in anesthesia practices among Finnish neuromodulation units providing electroconvulsive therapy (ECT) and investigates recent changes within individual units.
Methods: An electronic survey was carried out among Finnish neuromodulation units exploring staff demographics, anesthesia practices (including agents and adjuvants), patient physiology monitoring, observed adverse effects, patient follow-up times, and recent anesthesia protocol changes.
Results: Finland has 26 neuromodulation units providing ECT, of which 18 (69%) responded to our study.
In continuation of our published review on general inhalational anesthetics, the current article presents a survey of intravenous agents for general anaesthesia. From chemical point of view these compounds belong to structurally diverse categories, such as barbiturates - thiopental (Sodium pentothal®, Trapanal®, Pentothal®), methohexital (Brevital®), and hexobarbital (Evipan®, Hexenal®, Citopan®, Tobinal®); non-barbiturate derivatives - ketamine (Ketalar® Ketaset®), esketamine (Ketanest®), and etomidate (Amidate®, Hypnomidate®), phenolic derivatives - propofol (Diprivan®); steroid derivatives - mixture of alfadolone and alfaxalone (Althesin® in human and Saffan® in veterinary anesthesia); and derivatives of phenylacetic acid - propanidid (Epontol®, Sombrevin®). Most of these compounds are chiral, with the exception of propofol and propanidid.
View Article and Find Full Text PDFJ Emerg Med
October 2023
Department of Emergency Medicine, Boston Medical Center, Boston, Massachusetts; Department of Emergency Medicine, Warren Alpert Medical School of Brown University, Providence, Rhode Island.
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