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Anemia of Prematurity - Portal Neonatal

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Drug Name<br />

Pediatric Dose<br />

Contraindications None known<br />

Interactions None reported<br />

Calfactant (Infasurf) -- Natural calf lung extract containing phospholipids,<br />

fatty acids, and surfactant-associated proteins B (260 mcg/mL) and C<br />

(390 mcg/mL).<br />

3 mL/kg intratracheally; may repeat q6-12h; not to exceed 3-4 doses;<br />

may consider decreasing because <strong>of</strong> pulmonary hypoplasia<br />

Pregnancy C - Safety for use during pregnancy has not been established.<br />

Precautions<br />

For intratracheal administration only; should only be administered under<br />

carefully supervised conditions with constant monitoring <strong>of</strong> vital signs<br />

and SaO2 by pulse oximetry; if infant is compromised, SaO2 decreases,<br />

or both, administration is discontinued and the infant is adequately<br />

ventilated and oxygenated<br />

Drug Category: Vasoactive agents -- Judicious use <strong>of</strong> vasoactive agents may increase cardiac<br />

output without affecting systemic or pulmonary vascular resistance.<br />

Drug Name<br />

Dopamine (Intropin) -- Dopamine increases blood pressure primarily by<br />

stimulation <strong>of</strong> alpha-adrenergic receptors; however, its mechanism <strong>of</strong><br />

action in newborn infants remains controversial because <strong>of</strong><br />

developmental differences in endogenous norepinephrine stores and<br />

expression and function <strong>of</strong> alpha-adrenergic receptors. Dosage must be<br />

individualized.<br />

Pediatric Dose 2-20 mcg/kg/min IV continuous infusion<br />

Contraindications Documented hypersensitivity; pheochromocytoma; ventricular fibrillation<br />

Interactions<br />

Phenytoin, alpha- and beta-adrenergic blockers, general anesthesia, and<br />

MAOIs increase and prolong effects <strong>of</strong> dopamine<br />

Pregnancy C - Safety for use during pregnancy has not been established.<br />

Precautions<br />

Drug Name<br />

Doses >10 mcg/kg/min may cause pulmonary vasoconstriction; correct<br />

hypovolemia prior to infusion; vasoconstriction occurs with IV infiltration,<br />

causing severe local tissue ischemia and sloughing, best administered<br />

via a central venous catheter<br />

Dobutamine (Dobutrex) -- Increases blood pressure primarily via<br />

stimulation <strong>of</strong> beta1-adrenergic receptors. It appears to have a more<br />

prominent effect on cardiac output than on blood pressure.<br />

Pediatric Dose 2-25 mcg/kg/min IV continuous infusion<br />

Contraindications<br />

Interactions<br />

Documented hypersensitivity; idiopathic hypertrophic subaortic stenosis;<br />

atrial fibrillation or flutter<br />

Beta-adrenergic blockers antagonize effects <strong>of</strong> dobutamine; general<br />

anesthetics may increase toxicity<br />

Pregnancy B - Usually safe but benefits must outweigh the risks.<br />

Precautions Hypovolemic state should be corrected before infusion

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