Metoprolol tartrate IV injection is used to reduce the ... dose, five hours after a 50-mg dose, and six and one-half hours ...

[16] Twenty-seven patients were randomized to receive either immediate- release metoprolol tartrate 50 mg twice a day (n = 14) or extended- release metoprolol succinate 95 mg (equivalent to ...

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 ...