Definitions for "Quinidine"
An alkaloid isomeric with, and resembling, quinine, found in certain species of cinchona, from which it is extracted as a bitter white crystalline substance; conchinine. It is used somewhat as a febrifuge.
Brand names Quiniglute, Quinidex, Quinidine Glaconate. An antiarrhythmic (Class 1A) drug. See Medications.
This medicine often is used to correct irregular heartbeat. Brand names of quinidine include Quinalan and Quiniglute.