Norpace is a medication used to regulate irregular heartbeats. It improves the efficiency of the heart muscle by affecting the electrical activity within the heart. It contains disopyramide, which helps reduce heart rate and improve its regularity. It is used in cases of ventricular fibrillation and other potentially life-threatening arrhythmias. It must be taken under close medical supervision to determine the appropriate dose based on the health condition. It is not recommended to use it with certain other medications to avoid serious interactions. Norpace is a medication specialized in treating heart rhythm disorders and improving heart stability.