Pharmacologic risk factors include both pharmacokinetic and pharmacodynamic drug interactions. Because of the volume of individuals prescribed medications in general, these interactions have the ...

Quinidine, disopyramide, procainamide, sotalol, dofetilide, ibutilide and amiodarone can potentially prolong the QT interval. The antiarrhythmic drugs that do not prolong the QT interval include ...

In this survey of health care practitioners' knowledge of the QT interval, we found that an appreciable number of health care practitioners cannot correctly measure the QT interval and cannot ...

A prolonged QT interval has a variety of causes and can be a very serious ECG finding, as it may lead to the potentially fatal arrhythmia polymorphic ventricular tachycardia (Torsades de Pointes).

Antidepressants are a lifeline for millions battling depression and anxiety, providing much-needed relief and stability.

Many drugs, including hydroxyzine ... or taking certain medicines that can affect the QT interval. People with prolonged QT intervals should not take hydroxyzine. Also, people with these risk ...

Possible neurotoxicity with lithium: monitor, discontinue if occurs. Caution with drugs that prolong the QT interval (eg, Class 1A [eg, procainamide, quinidine, disopyramide] or Class 3 ...

Possible neurotoxicity with lithium: monitor, discontinue if occurs. Caution with drugs that prolong the QT interval (eg, ketoconazole, paroxetine). May be potentiated by CYP3A4 inhibitors ...