Full Name: Lidocaine
Synonyms: Lignocaine hydrochloride; Lignocaine
Lidocaine is an amino-amide class local anesthetic and Class Ib antiarrhythmic drug. It blocks voltage-gated sodium channels in nerve membranes, preventing action potential generation and pain signal transmission. It is used for topical anesthesia, local blocks, and treating ventricular arrhythmias. Its structure contains an acetamide core linked to a diethylamino and 2,6-dimethylphenyl group.