compound lidocaine

Compound lidocaine refers to a pharmaceutical preparation containing lidocaine as the primary active ingredient, often in combination with other agents for enhanced therapeutic effect. Lidocaine is an amide-type local anesthetic and class Ib antiarrhythmic agent. Its principal mechanism of action is the reversible blockade of voltage-gated sodium channels (primarily on neuronal cell membranes), which inhibits nerve impulse conduction and results in localized numbness or anesthesia[1][5]. In cardiac tissue, it suppresses automaticity by increasing the electrical stimulation threshold of ventricular myocytes during diastole, making it effective for treating ventricular arrhythmias[3][6]. Compound formulations may be used topically (creams, gels, ointments) or via injection for local anesthesia or pain relief in various medical procedures[2][8]. The specific composition and indications depend on the additional components included with lidocaine.

Other names

compound lidocaine