Home/Topics/Procedures & Surgery/nerve block Procedures & Surgery Brain & Nervous System Pain & Palliative Care nerve block Listen Save Share Print Meaning of nerve block: A procedure in which medicine is injected directly into or around a nerve or into the spine to block pain. Definition of nerve block A procedure in which medicine is injected directly into or around a nerve or into the spine to block pain. Written and maintained by James Murray · Last updated July 21, 2026 Educational reference, not medical advice. Read the limitations. Keep exploringRelated termsMore in Procedures & Surgery → Medications & Pharmacology atorvastatin Most of the fall in blood cholesterol comes not from making less but from the liver clearing more of it out of the circulation. Read definition → Medications & Pharmacology duloxetine One drug licensed across mood and pain, duloxetine works partly through spinal cord pathways that damp pain signals before they reach the brain. Read definition → Medications & Pharmacology Cymbalta Its pain effect runs through descending spinal pathways, which is why it eases nerve pain in people who are not depressed. Read definition → General Medical Terms capsaicin Capsaicin is the compound responsible for the heat of chili peppers, used topically to help manage certain types of localized pain. Read definition →
Medications & Pharmacology atorvastatin Most of the fall in blood cholesterol comes not from making less but from the liver clearing more of it out of the circulation. Read definition →
Medications & Pharmacology duloxetine One drug licensed across mood and pain, duloxetine works partly through spinal cord pathways that damp pain signals before they reach the brain. Read definition →
Medications & Pharmacology Cymbalta Its pain effect runs through descending spinal pathways, which is why it eases nerve pain in people who are not depressed. Read definition →
General Medical Terms capsaicin Capsaicin is the compound responsible for the heat of chili peppers, used topically to help manage certain types of localized pain. Read definition →