Desflurane (marketed as Suprane) is a volatile anesthetic drug that is administered through inhalation. It has a low solubility in blood, which makes it an ideal agent for induction of anesthesia in patients. Desflurane has a very low blood/gas partition coefficient, which makes it very fast-acting. In addition, desflurane has a low MAC (minimum alveolar concentration) value, which is the minimum concentration of anesthetic required to produce immobility in 50% of patients. Desflurane is widely used for inhalation induction and maintenance of anesthesia. It is also used in monitored anesthesia care, procedural sedation, and as an anesthetic adjuvant in combination with other drugs. The most common side effects of desflurane include nausea, vomiting, and shivering.
Desflurane is a powerful inhalational anesthetic medication used during surgeries [1, 2]. It belongs to a class of drugs known as volatile anesthetics [2]. Here's a breakdown of what desflurane does:
- Effect: Desflurane induces a state of general anesthesia, meaning it causes unconsciousness, pain relief, and muscle relaxation [1, 2]. This allows surgeons to perform procedures without the patient feeling pain or discomfort.
- How it works: The exact mechanism by which desflurane works is not fully understood, but it's believed to interact with various neurotransmitter systems in the brain, leading to the suppression of consciousness and pain perception [2].
- Administration: Desflurane is a vaporized liquid inhaled by the patient through a breathing mask or tube placed in the windpipe (trachea) after initial sedation with other medications [1].
Key features of desflurane:
- Rapid action: Due to its low blood solubility, desflurane has a fast onset and offset of action. This means patients lose consciousness quickly and wake up relatively soon after the medication is stopped [2, 3].
- Minimal blood-brain barrier interaction: Desflurane has minimal interaction with the blood-brain barrier, a network of cells that regulates what enters the brain from the bloodstream. This contributes to its rapid effects [4].
- Applications: Desflurane is primarily used for maintaining anesthesia during adult surgeries of varying durations [1]. It may also be used for anesthesia maintenance in pediatric patients following induction with other agents [5].
Important considerations for desflurane:
- Not for self-administration: Desflurane is a potent medication and should only be administered by qualified healthcare professionals in a controlled medical setting [1].
- Potential side effects: Like other anesthetics, desflurane can cause side effects such as changes in blood pressure, nausea, vomiting, and muscle aches [1].
- Alternatives: Sevoflurane is another commonly used inhalational anesthetic with similar properties to desflurane. The choice of anesthetic depends on various factors, including patient characteristics and the type of surgery [2].
If you have any upcoming surgery and anesthesia is planned, discuss any concerns you have with your doctor. They can explain the specific anesthetic they plan to use and answer any questions you might have about the risks and benefits.