Cardiac toxicity may be associated with drugs used for malaria. Torsades de pointes (TdP) is a well-known adverse effect of quinidine when used for atrial fibrillation.
Antimicrob. Agents Chemother. August 2012 vol. 56 no. 8 4495-4499
Malaria Journal 2010, 9:318 (10 November 2010)
In this study, an isolated, perfused guinea pig heart system was constructed to assess the cardiotoxic potential of anti-malarial drugs.