Brand name(s)

Kapspargo Sprinkle, Lopressor, Metoprolol Succinate ER, Metoprolol Tartrate, Toprol-XL

What it is

Metoprolol Tartrate is a beta-blocker that affects the heart and circulation (blood flow through arteries and veins).

What it treats

Metoprolol Tartrate is used to treat angina (chest pain) and hypertension (high blood pressure). It is also used to lower your risk of death or needing to be hospitalized for heart failure.