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Sedation, Analgesia, and Neuromuscular Blockade
Diana Morales Castro1, Federico Carlos Carini2, Eddy Fan3
1Department of Anesthesiology, Hospital Dr Rafael Ángel Calderón Guardia, El Carmen, San Jose; Interdepartmental Division of Critical Care Medicine, Toronto General Hospital, University of Toronto, Canada.
Clinics in Chest Medicine
|July 22, 2026
Summary
Optimal critical illness sedation and analgesia involve patient-centered care. Light sedation and analgesia-first strategies improve patient comfort and reduce oversedation and delirium, using validated scales and objective monitoring tools.
Area of Science:
- Critical care medicine
- Pharmacology
- Neuroscience
Background:
- Critical illness significantly alters drug pharmacokinetics and pharmacodynamics.
- Sedation and analgesia are crucial for managing critically ill patients but carry risks like oversedation and delirium.
Purpose of the Study:
- To outline an optimal, patient-centered approach to sedation and analgesia in critical illness.
- To emphasize the importance of individualized care based on altered pharmacologic needs during critical illness.
Main Methods:
- Implementing analgesia-first strategies.
- Utilizing targeted light sedation with short-acting agents.
- Frequent clinical reassessment of sedation levels using validated scales.
Main Results:
- Enhanced patient comfort, interaction, and ventilator synchrony.
- Reduced incidence of oversedation and delirium.
- Potential integration of objective monitoring tools like processed electroencephalography and nociception monitoring.
Conclusions:
- A structured, patient-centered approach is essential for optimal sedation and analgesia in critical illness.
- Light sedation and analgesia-first strategies improve patient outcomes.
- Objective monitoring tools can complement clinical assessments for precise sedation management.
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