What are the Side Effects of Toprol Xl?

Toprol-XL is used for high blood pressure and chest pain. Its most frequent side effects include fatigue, weakness, and impotence. It may also cause anxiety, depression, dizziness, drowsiness, insomnia, memory loss, nightmares, blurred vision, low blood pressure, constipation, diarrhea, dry mouth, heartburn, nausea, vomiting, or a decreased sex-drive. Serious side effects include rapid heartbeat, congestive heart failure, and excessive fluid build up in the lungs.