What potential adverse effect should be monitored for with Labetalol?

Labetalol is a medication that combines both alpha and beta-adrenergic blocking properties, which makes it effective in managing hypertension and certain cardiovascular conditions. One of the key adverse effects associated with Labetalol is bradycardia, which refers to a slower than normal heart rate. This can occur because the beta-blocking properties of Labetalol reduce heart rate and contractility. Monitoring for bradycardia is important, especially in patients who may already have a low heart rate or who are on other medications that can further decrease heart rate.

In clinical practice, bradycardia can lead to symptoms such as dizziness, fatigue, and even fainting, which highlights the importance of monitoring heart rate regularly during treatment with Labetalol. By understanding this potential side effect, healthcare providers can make informed decisions about dosage adjustments or the need for additional interventions if bradycardia occurs.