What is the definition or description of: lidocaine?

A local anesthetic: It is a common local anesthetic belonging to the 'amide' group of anesthetics. In dentistry, it is injected into the areas of the mouth to produce profound local anesthesia for several hours.

Lidocaine: Amide type local anesthetic . It is also used as antiarrhythmic agent. Bioavailability 35% (oral) 3% (topical) metabolism hepatic, 90% cyp1a2-mediated half-life 1.5–2 hours excretion renal.