Tip - metoprolol, Lopressor, Toprol XL: Side Effects and Dosing

Learn more about metoprolol (Lopressor, Toprol XL), a drug to treat high blood pressure, heart pain, abnormal rhythms of the heart, and some neurological conditions. Information includes a description, generic and brand names, drug class and mechanism, preparations, storage, reasons for prescription, dosing, drug interactions, effect on pregnancy, and common side effects. Read more about the prescription drug metoprolol (Lopressor, Toprol XL).