Metoprolol tartrate IV injection is used to reduce the ... In general, lower doses of 25 mg or 50 mg last about six hours, ...

A pharmacist weighs in on how long this beta-blocker lasts Metoprolol is a generic prescription medication approved by the Food and Drug Administration (FDA) to treat the following: Metoprolol ...

Following informed consent, patients were randomized (in strata according to time of onset, diabetes status, sex, and age) to the treatment arm (up to three 5-mg boluses of metoprolol tartrate at ...