1 Stomach ulcers and intestinal ulcers. 2  Ulcers in the stomach may enlarge and erode through a blood vessel, causing bleeding. 3  Aside from medication, the most common cause of a stomach ulcer is an infection with a bacterium called Helicobacter pylori.
Brand Names: Lopressor, Metoprolol Succinate ER, Metoprolol Tartrate, Toprol-XL. Metoprolol is a beta-blocker that affects the heart and circulation (blood flow through arteries and veins). Metoprolol is used to treat angina (chest pain) and hypertension (high blood pressure). It is also used to treat or prevent heart attack. Metoprolol may also be used for other purposes not listed in this medication guide.
Metoprolol (available as Lopressor Â® and Toprol-XL Â®) is a prescription medication used for lowering high blood pressure (hypertension), relieving angina symptoms, and improving chances of survival after a heart attack. The drug may also be used  off-label  for other conditions, such as migraines or anxiety.