Premature Ventricular Contractions (PVCs) and Blood Pressure Control

Inclusion Criteria: * Frequent symptomatic premature ventricular contractions (PVCs) (\>10% of total QRSs on a 24-hour Holter) * Willingness to participate in research Exclusion Criteria: * Age \> 65 years old * Pacemaker implantation * Implantable cardioverter defibrillator implantation requiring pacing * Sick sinus syndrome * Atrio-ventricular (AV) block * Left ventricular dysfunction defined as left ventricular ejection fraction \< 50% * History of myocardial infarction or coronary artery disease * Severe left ventricular hypertrophy (wall thickness \> 1.5 cm by echocardiography performed within 3 months from enrollment) * Severe liver dysfunction * Creatinine clearance of 35 mL/min/1.73 square meters or less * Pregnancy * Known hypersensitivity to the drug * QRS duration \> 120 ms * Recent change in blood pressure medication within 30 days of enrollment