Anesthesia (local/regional)
- Local anesthetic blocks voltage-gated Na+ channels
- Infiltration, nerve block, spinal or epidural routes
- Add vasoconstrictor to prolong selected local blocks
- Dose by site, agent + body size
- Watch for LAST and nerve injury
- Regional anesthesia can reduce systemic opioid need
Use at a glance
- Local anesthetic blocks voltage-gated Na+ channels
Practical pearls
- Infiltration, nerve block, spinal or epidural routes
Other practical pearls
- Watch for LAST and nerve injury
- Regional anesthesia can reduce systemic opioid need
Choosing treatment
- Add vasoconstrictor to prolong selected local blocks
- Dose by site, agent + body size
Self-check
- What does Local anesthetic block in Anesthesia (local/regional)?
voltage-gated Na+ channels.
Drugs used for this (9)
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