<span style="color: #0e101a; background: transparent; margin-top: 0pt; margin-bottom: 0pt;" data-preserver-spaces="true">The major toxic effect of </span><span style="background: transparent; margin-top: 0pt; margin-bottom: 0pt;" data-preserver-spaces="true">Buy Hydroxychloroquine Online</span><span style="color: #0e101a; background: transparent; margin-top: 0pt; margin-bottom: 0pt;" data-preserver-spaces="true"> an antimalarial and autoimmune disease medication, is its potential to cause cardiotoxicity by affecting the heart's electrical conduction system. Prolonged use or high doses may lead to a rare but serious condition known as QT interval prolongation, which can trigger life-threatening arrhythmias like torsades de pointes. Regular cardiac monitoring is recommended during treatment, especially for individuals with pre-existing heart conditions or those taking other drugs that can increase this risk. Careful consideration of benefits versus risks is crucial when using </span><span style="background: transparent; margin-top: 0pt; margin-bottom: 0pt;" data-preserver-spaces="true">Hydroxychloroquine Tablet</span><span style="color: #0e101a; background: transparent; margin-top: 0pt; margin-bottom: 0pt;" data-preserver-spaces="true"> particularly in patients with underlying cardiac issues.</span>