The drug comes in tablet form and is usually taken once a day. It is available in several different strengths. Common side effects of Toprol-XL include itching, dizziness, slow heart rate, and diarrhea. Before taking this product, talk to your healthcare provider about any other medical conditions you have and any other medications you are taking, including prescription and non-prescription drugs, vitamins, herbal supplements, and antacids.
(Click Toprol-XL for more information about this prescription drug, including a more detailed explanation of how it works, when and how to take it, and what side effects may occur. You can also click on any of the links in the box to the right for more specific information.)