Class II

IV Dose5 mg q 2 minutes to total 15 mg in adults post MI
Oral dose100-450 mg/day in adults divided qd or bid
KineticsPlasma half-life 3-7 hours in adults
CautionsSimilar to propranolol. Fairly cardioselective.
Interactionssimilar to propranolol
PreparationsLopressor scored tabs: 50, 100 mg Lopressor injection, 1 mg/cc, 5 cc ampuls
FDA approval in childrenno