In patient of hypeension, metoprolol and verapamil are given together. This combination can result in
Beta blocker (metoprolol) and non-DHP CCBs (verapamil) block SA node and AV node. Both combined can cause severe bradycardia and AV block. Drugs causing Torsades' de pointes include: Quinidine, Procainamide, Cisapride, Astemizole, Terfenadine etc.
Atrial fibrillation
Bradycardia
Torsades' de pointes
Tachycardia
Hypeension, Arrhythmias, Dyslipidemia