What medications lower heart rate?

Clinical medications used to lower heart rate include metoprolol tartrate tablets, bisoprolol tablets, verapamil tablets, diltiazem sustained-release tablets, and propafenone tablets. These drugs differ in their mechanisms of action and clinical indications; therefore, selection must be based on the individual patient’s condition. Self-medication is strictly prohibited, and individuals experiencing discomfort should seek medical attention promptly.

1. Metoprolol tartrate tablets: A beta-adrenergic blocker that suppresses excessive cardiac excitation and slows heart rate. It is also indicated for hypertension and certain arrhythmias. Administration must follow physician instructions. Some patients may experience fatigue or cold extremities after taking this medication; close self-monitoring of symptoms is essential.

2. Bisoprolol tablets: A highly selective beta-blocker effective in controlling both resting and exercise-induced heart rates. It is commonly prescribed for sinus tachycardia and related conditions. Its effect is relatively stable, but individual tolerance varies. Dose adjustments must not be made arbitrarily, as excessive heart rate reduction may cause adverse symptoms.

3. Verapamil tablets: A non-dihydropyridine calcium channel blocker that slows atrioventricular conduction by inhibiting calcium ion influx, thereby reducing heart rate. It is primarily used for supraventricular tachycardia. Patients with impaired cardiac function require cautious use and must receive treatment under professional guidance throughout the entire course of therapy.

4. Diltiazem sustained-release tablets: A calcium channel blocker that simultaneously promotes vasodilation and reduces heart rate. It is suitable for patients with tachycardia accompanied by coronary artery discomfort. Due to its sustained-release formulation, the tablet must not be split, crushed, or chewed. Heart rate and blood pressure should be regularly monitored to prevent hypotension.

5. Propafenone tablets: An antiarrhythmic agent that modulates myocardial electrical activity to slow excessively rapid heart rates, particularly those caused by re-entrant mechanisms. This drug carries numerous contraindications; patients with compromised cardiac function should use it with caution. Cardiac monitoring—including ECG and other relevant parameters—is essential during treatment.

In daily life, maintaining emotional stability, limiting intake of strong tea and coffee, ensuring adequate sleep, engaging in moderate relaxing physical activity, and regularly monitoring pulse rate all contribute to sustaining a stable heart rate.