Source:http://linkedlifedata.com/resource/umls/id/C0360097
NCI: A synthetic aminoethylamide with local anesthetic activity applied topically to either the skin or mucous membranes. Lidocaine stabilizes the neuronal cell membrane by binding to and inhibiting voltage-gated sodium channels, thereby inhibiting the initiation and conduction of nerve impulses and producing a reversible loss of sensation.