lidocaine

Definition / meaning of lidocaine

A synthetic aminoethylamide with local anesthetic and antiarrhythmic properties. Lidocaine stabilizes the neuronal membrane by binding to and inhibiting voltage-gated sodium channels, thereby inhibiting the ionic fluxes required for the initiation and conduction of impulses and effecting local anesthesia.

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Source(s):

The Web site of the National Cancer Institute (http://www.cancer.gov/)

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