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How does epidural analgesia work?

Epidural analgesia is one technique for reducing acute pain during surgery. A catheter is inserted into the space within the spine but outside the spinal fluid. A steady drip of painkillers - sometimes a combination of opiod analgesics and anesthetics - prevents the patient from feeling pain during and after surgery. Painkillers can be administered more efficiently by injecting them directly into the spinal fluid, but this method does not achieve the same continuous effect.

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Important: This content reflects information from various individuals and organizations and may offer alternative or opposing points of view. It should not be used for medical advice, diagnosis or treatment. As always, you should consult with your healthcare provider about your specific health needs.