Inhibited onmouseout hidetrail cinacalcet span onmouseover showtrail metoprolol dexmedetomidine monitor BP, ECG: combo may incr. Distribution studies in mice confirm exposure of the fetus when meToprolol tartrate is administered to the pregnant animal. Beta 2-adrenergic blockade results in passive bronchial constriction by interfering with endogenous adrenergic bronchodilator activity in patients subject to bronchospasm and may also interfere with exogenous bronchodilators in such patients. To view our editorial policy, content sources and attributions please click here. OVERDOSE: If overdose is suspected, contact your local poison control center or emergency room immediately. Multum information has been compiled for use by healthcare practitioners and consumers in the United States and therefore Multum does not warrant that uses outside of the United States are appropriate, unless specifically indicated otherwise. TOPROL-XL, in dosages of 100 to 400 mg once daily, has been shown to possess beta-blockade similar to conventional odavaimaid metoprolol poletusmark uldstandard metoprolol tablets administered two to four times daily.