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Hypersensitivity to verapamil hydrochloride or to any of the inactive ingredients.
Cardiogenic shock.
Second- or third-degree AV block (except in patients with a functioning artificial pacemaker).
Sick sinus syndrome (except in patients with a functioning artificial pacemaker).
Heart failure with reduced ejection fraction of less than 35%, and/or pulmonary wedge pressure above 20 mmHg (unless secondary to a supraventricular tachycardia amenable to verapamil therapy).
Atrial fibrillation/flutter in the presence of an accessory bypass tract (e.g., Wolff-Parkinson-White, Lown-Ganong-Levine syndromes). These patients are at risk to develop ventricular tachyarrhythmia including ventricular fibrillation if verapamil hydrochloride is administered.
Combination with Ivabradine (see Interactions).
