Pharmacology/Basic Science Vasopressors Used in the ICU Alpha Agonism Phenylephrine (Neosynephrine) at 10-200 μg/min: α1 Norepinephrine (Levophed) at 4-12 μg/min: α1 (high), α2 (high), β1 (moderate) Epinephrine at > 0.1 μg/kg/min: α1 (high), α2 (high), β1 (high), β2 (high) Beta Agonism Epinephrine at 0.005 – 0.02 μg/kg/min: β2 (high), β1 (moderate) Dobutamine at 2.5-10 μg/kg/min: […]