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    Supraventricular Tachycardia - What Increases Your Risk

    Some lifestyle factors can raise your risk of having an episode of supraventricular tachycardia, such as overuse of nicotine or alcohol, or use of illegal drugs, such as stimulants like cocaine or methamphetamine.

    Decongestants that contain stimulants should also be avoided, including oxymetazoline (such as Afrin and other brands) and pseudoephedrine (such as Sudafed and other brands). Doctors also warn against using nonprescription diet pills or "pep" pills, because many contain ephedra, ephedrine, the herb ma huang, or other stimulants.

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    Conditions that affect the lungs, such as chronic obstructive pulmonary disease (COPD), pneumonia, heart failure, and pulmonary embolism, can raise your risk for multifocal atrial tachycardia (MAT), a type of supraventricular tachycardia.

    Many experts believe that Wolff-Parkinson-White syndrome may in some cases be inherited. If you have a first-degree relative, which is a parent, brother, or sister, with this disorder and he or she has symptoms, talk with your doctor about your risk for this abnormal heart rhythm.

    WebMD Medical Reference from Healthwise

    Last Updated: March 12, 2014
    This information is not intended to replace the advice of a doctor. Healthwise disclaims any liability for the decisions you make based on this information.
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