Metoprolol tartrate ... give 50mg (tab) every 6 hours starting 15 mins after the last IV dose and continue for 48 hours, thereafter, give maintenance dose of 100mg (tab) twice daily; if full ...

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 ...