Aortic Dissection

Question 1

Labetalol Aortic Dissection

Answer 1

20 mg x1, then 40-80 mg q10 mins to total dose 300 mg or 2-8 mg/min drip (up to 300mg total dose, so d/c after 2.5hrs if gtt 2mg/min)

Question 2

Esmolol Aortic Dissection

Answer 2

500mcg/kg load over 1 min, then 50mcg/kg/min x4 mins (May titrate up 50mcg/kg/min increments q4mins to max 200mcg/kg/min)

Question 3

Diltiazem Aortic Dissection

Answer 3

0.25mg/kg IV (20mg = avg adult dose), then 10-15mg/hr gtt (use if patient does not tolerate BB)

Question 4

Nitroprusside Aortic Dissection

Answer 4

0.3-10 mcg/kg/min (add if after beta blockade sys BP>120 w/ good renal function)