IV DoseAdults: 0.2-0.5 mg IV bolus over 30 seconds. May go up to 1.0 mg bolus to raise BP acutely.
Drip: 40-60 ug/min.
Tetralogy spells: 20-100 ug/kg bolus, 1-5 ug/kg/min IV infusion
Oral doseNo oral dose for this indication
LevelsTherapeutic range undefined
KineticsAcute increase in blood pressure within a minute of intravenous administration. Effects last about 20 minutes.
InteractionsExtreme caution when used with halothane anesthesia.
PreparationsNeo-synephrine injection, 1% solution: 10 mg/1 ml vials, 20 mg/2 ml syringes
FDA approval in childrenyes