Which side effects should be monitored when administering amiodarone?

When administering amiodarone, it is essential to monitor for side effects such as dyspnea (shortness of breath) and bradycardia (slow heart rate). Amiodarone is an antiarrhythmic medication used to treat various types of life-threatening ventricular rhythms. Its action on the cardiovascular system can lead to both respiratory and cardiac side effects.

Dyspnea may occur as a result of pulmonary toxicity, which is a well-documented side effect of amiodarone. This can be due to the drug's effect on lung tissue or complications such as interstitial pneumonitis. Monitoring for respiratory symptoms is crucial because the onset of pneumonitis can lead to serious complications if not caught and addressed early.

Bradycardia is another important side effect to watch for, as amiodarone can prolong the QT interval and slow conduction, leading to a decreased heart rate. Severe bradycardia can result in decreased cardiac output, causing symptoms like dizziness, fatigue, and even fainting.

By closely monitoring for these symptoms, healthcare providers can take appropriate action if they arise, ensuring patient safety and effective management of the treatment regimen.