Anaes SAQs · Anaesthetic adjuncts
Alfentanil pharmacology
Short-answer question on alfentanil pharmacokinetics, its rapid onset, and comparison with fentanyl and remifentanil.
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Prompt
Describe the pharmacokinetics of alfentanil, explain why it has the fastest onset of the fentanyl family, and compare it with fentanyl and remifentanil.
Question
Describe the pharmacokinetics of alfentanil, explain why it has the fastest onset of the fentanyl family, and compare it with fentanyl and remifentanil [2][1].
References2ShowHide
- [1]Gu XY, et al. Alfentanil May Reduce Early Postoperative Nausea and Vomiting in Moderate-to-High-Risk Patients. Drug Des Devel Ther, 2026.PMID 42199812
- [2]Zhang W, et al. Comparative effects of alfentanil-remimazolam versus fentanyl-remimazolam on anesthesia onset, emergence, and safety in first-trimester surgical abortion under intravenous anesthesia: a randomized controlled trial. Front Med, 2026.PMID 42027835