Epinephrine

Question 1

Action

Answer 1

alpha and beta receptors in target organs
vasoconstriction
positive chronotorpic and inotropic effects
bronchodilation

Question 2

Side effect

Answer 2

HA, tremor, restlessness, nausea, decreased UO, palpitations, digit/limb ischemia
life threatening - HTN = ICH, tachycardia

Question 3

Indications

Answer 3

pulseless arrests
acute hypersensitivity (anaphylaxis)
bronchial spasms (asthma)
symptomatic bradycardia (2nd line)

Question 4

Dosage

Answer 4

onset: immediate; peak 20min; duration 20-30min
cardiac arrest: 1mg q3-5min; max 3mg
anaphylaxis: 0.3mg IM (1:10,000mg)
gtt: start at 2mcg/min; max 10mcg/min