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Related Concept Videos

Mechanical Ventilation I: Indication and Settings01:29

Mechanical Ventilation I: Indication and Settings

Mechanical ventilation is a life-saving technique for managing acute respiratory failure and other respiratory complications. The process involves using a machine known as a ventilator to supply oxygen to the lungs and assist in removing carbon dioxide. It serves as a bridge to long-term mechanical ventilation or a temporary measure until ventilatory support is discontinued. The ventilator can maintain this function for a prolonged period, providing critical support for patients until they can...
Mechanical Ventilation II: Invasive Ventilation01:23

Mechanical Ventilation II: Invasive Ventilation

Ventilators are essential medical equipment used to aid patients with respiratory difficulties. Their primary function is to assist or replace spontaneous breathing by providing mechanical ventilation. There are two general classes of mechanical ventilators: negative-pressure and positive-pressure ventilators.
Negative-Pressure Ventilators
Negative-pressure ventilators create a vacuum around the chest or body to draw air into the lungs, simulating breathing. This method does not require an...
Mechanical Ventilation III: Noninvasive Ventilation01:23

Mechanical Ventilation III: Noninvasive Ventilation

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Noninvasive Positive-Pressure Ventilation (NIPPV)
Opioid Analgesics: Synthetic and Semisynthetic Opioids01:15

Opioid Analgesics: Synthetic and Semisynthetic Opioids

Synthetic and semisynthetic opioids are pivotal in pain management and tackling opioid addiction. Semisynthetic opioids, including morphinans (morphine derivatives), oxycodone, oxymorphone, hydrocodone, and hydromorphone, have improved pharmacokinetic profiles compared to morphine. Additionally, heroin and 6-MAM (6-Monoacetylmorphine) show better CNS penetration than morphine due to heightened lipid solubility. Hydromorphone, a potent opioid, undergoes hepatic metabolism to form the active...
Opioid Analgesics: Morphine and Other Natural Cogeners01:20

Opioid Analgesics: Morphine and Other Natural Cogeners

Opioids are a class of drugs that mimic endogenous opioid peptides and act on opioid receptors, and help in pain relief. These compounds are classified as natural, synthetic, or semi-synthetic. Natural opioids, like morphine, codeine, and thebaine, are derived from the opium poppy plant (Papaver somniferum or Papaver album) and are termed opiates. Synthetic opioids are artificial, while semi-synthetic opioids combine natural and synthetic compounds. Morphine, a prototypical opioid, possesses a...
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Related Experiment Video

Updated: Jun 19, 2026

Ex Vivo Porcine Experimental Model for Studying and Teaching Lung Mechanics
12:09

Ex Vivo Porcine Experimental Model for Studying and Teaching Lung Mechanics

Published on: April 19, 2024

Opioids and mechanical ventilation.

F Cavaliere1, S Masieri

  • 1Institute of Anaesthesia and Intensive Care, Catholic University of the Sacred Heart, Rome, Italy. f.cavaliere@rm.unicatt.it

Current Drug Targets
|October 6, 2009
PubMed
Summary
This summary is machine-generated.

Opioids are increasingly used for mechanical ventilation sedation, shifting from hypnotic-based to analgesic-based sedation. Careful titration is key to leveraging benefits like respiratory drive inhibition while avoiding adverse effects such as respiratory depression.

Related Experiment Videos

Last Updated: Jun 19, 2026

Ex Vivo Porcine Experimental Model for Studying and Teaching Lung Mechanics
12:09

Ex Vivo Porcine Experimental Model for Studying and Teaching Lung Mechanics

Published on: April 19, 2024

Area of Science:

  • Critical Care Medicine
  • Pharmacology
  • Respiratory Therapy

Background:

  • Opioids are increasingly used for sedation in mechanically ventilated patients.
  • Sedation strategies have evolved from Hypnotic-Based Sedation (HBS) to Analgesic-Based Sedation (ABS).

Purpose of the Study:

  • To explore the evolving role of opioids in mechanical ventilation.
  • To highlight the benefits and risks of opioid use in this setting.
  • To discuss the suitability of specific opioids for Analgesic-Based Sedation (ABS).

Main Methods:

  • Review of current literature on opioid use in mechanical ventilation.
  • Discussion of pharmacokinetic and pharmacodynamic properties of opioids.
  • Analysis of sedation strategies and their impact on respiratory function.

Main Results:

  • Opioids offer valuable analgesic, sedative, and respiratory effects, including inhibition of respiratory drive and cough reflex.
  • Opioid-induced respiratory depression can lead to hypoventilation, apnea, and prolonged weaning.
  • Remifentanil is gaining popularity for ABS due to its favorable pharmacokinetics.

Conclusions:

  • Opioid titration is crucial for optimizing benefits and minimizing risks in mechanically ventilated patients.
  • Analgesic-Based Sedation (ABS) with carefully titrated opioids is an effective strategy.
  • Remifentanil's pharmacokinetic profile makes it a suitable choice for ABS.