Study Shows Hydroxychloroquine's Harmful Effects on Heart Rhythm
Credit: Georgia Tech School of Physics
The malaria drug hydroxychloroquine, which has been promoted as a potential treatment for Covid-19, is known to have potentially serious effects on heart rhythms. Now, a team of researchers has used an optical mapping system to observe exactly how the drug creates serious disturbances in the electrical signals that govern heartbeat.
The research, reported on May 29, 2020, in the journal Heart Rhythm, found that the drug made it “surprisingly easy” to trigger worrisome arrhythmias in two types of animal hearts by altering the timing of the electrical waves that control the ...