Quinidine overdose. Neurological and cardiovascular toxicity in a normal person.

Abstract

A case is described in which the ingestion of 4 g quinidine produced toxic effects involving mainly *the cardiovascular and central nervous systems identified by electrocardiographic conduction defects, hypotension, coma, and convulsions. Different modes of therapy are discussed as is the discrepancy between blood quinidine levels and the presence of symptoms.