bupivacaine + clonidine + meperidine

This drug entry refers to a specific triple-combination analgesic regimen investigated by **Tanta University** for the management of postoperative pain in patients undergoing lower limb orthopedic surgery. The regimen is administered epidurally and consists of the local anesthetic **bupivacaine**, the alpha-2 adrenergic agonist **clonidine**, and the synthetic opioid **meperidine** (also known as pethidine). Bupivacaine provides regional anesthesia by inhibiting voltage-gated sodium channels, thereby blocking nerve impulse conduction. Clonidine acts as an adjuvant that enhances and prolongs the sensory and motor block by stimulating alpha-2 adrenergic receptors in the spinal cord. Meperidine serves as a mu-opioid receptor agonist, providing additional regional and systemic analgesia. Clinical trial data suggests that this combination offers prolonged postoperative analgesia and superior hemodynamic stability compared to similar regimens using fentanyl.

Brand names

MarcaineDuraclonCatapresDemerol

Other names

meperdine-Tanta University-postoperative painbupivacaine-clonidine-meperidine combinationpethidine + clonidine + bupivacainemeperdine