Card Set Information
Naturally occurring catecholamine. It acts on both Alpha and Beta adrenergic receptors. However, its action on alpha receptors is more profound.
Mechanism of Action
Norepinephrine is a naturally occurring catecholamine and causes vasoconstriction, cardiac stimulation, and increases blood pressure, myocardial oxygen demand, and coronary blood flow.
Onset of Action
is used in hypotension refractory to other sympathomimetics and not used related to hypovolemia and in neurogenic shock.
Pt with hypotension from hypovolemia
Can be deactivated by alkaline solutions, constant monitoring of BP is essential, Extravasation can cause tissue necrosis.
Anxiety, headache, hypertension, palpitations.
0.5-1ug/min (AHA recommendation) but you may go to 30ug.min if absulutely necessary. 8mg should be placed in 500ml of D5W giving a concentration of 16ug/ml.
.01-.5ug/kg/min (Rarely Used)
Routes of Administration
IV drip only