Remifentanil: applications in neonates

Area of Science:

• Pharmacology
• Anesthesiology
• Neonatal Medicine

Background:

• Remifentanil is a synthetic opioid derivative introduced in 1996.
• Its unique methyl-ester ring allows rapid hydrolysis by esterases, leading to fast metabolism.

Purpose of the Study:

• To review the pharmacokinetics of remifentanil in neonates.
• To discuss its clinical applications in neonatal anesthesia and sedation.

Main Methods:

• Review of existing literature on remifentanil pharmacokinetics and clinical use in neonates.
• Analysis of pharmacokinetic principles including onset, titration, and elimination half-life.

Main Results:

• Remifentanil exhibits rapid onset, easy titration via continuous infusion, and a short context-sensitive half-life.
• These pharmacokinetic properties are consistent across age groups, including neonates.

Conclusions:

• Remifentanil is an effective agent for neonatal analgesia and anesthesia, offering rapid recovery.
• Clinical applications include intraoperative care, procedural sedation (e.g., intubation), and ICU sedation during mechanical ventilation.