ropivacaine + magnesium sulfate + dexamethasone

This is a combination of three agents—ropivacaine, magnesium sulfate, and dexamethasone—used primarily as an admixture for regional anesthesia (such as supraclavicular brachial plexus block or epidural analgesia). Ropivacaine is a long-acting amide local anesthetic that blocks voltage-gated sodium channels in nerve fibers, inhibiting the initiation and conduction of nerve impulses to provide local anesthesia. Magnesium sulfate acts as an N-methyl-D-aspartate (NMDA) receptor antagonist and calcium channel blocker; it enhances analgesic effects by reducing central sensitization to pain. Dexamethasone is a synthetic corticosteroid with potent anti-inflammatory properties; when used peripherally or neuraxially, it prolongs the duration of nerve block by reducing inflammation around nerves and possibly through direct modulation of nociceptive pathways. The combination aims to improve onset time, prolong duration of sensory/motor blockade, reduce postoperative pain scores, and decrease rescue analgesic requirements compared to ropivacaine alone[2][4][5][6][8][9]. This admixture does not have a unique brand name or single manufacturer but is prepared extemporaneously for clinical use.

Other names

ropivacaine plus magnesium sulfate plus dexamethasoneropivacaine with magnesium sulfate and dexamethasone