Rates Of Administration Practice Test

A 27-year-old female (weight 65 kg) is admitted for diabetic ketoacidosis and is started on an insulin infusion after initial fluid resuscitation. Labs: SCr 0.9 mg/dL, Na 130 mEq/L, K 4.8 mEq/L, glucose 520 mg/dL. Regular insulin is prepared as 100 units in 100 mL (1 unit/mL), and the order is to start at 0.1 unit/kg/hr. Calculate the infusion rate in mL/hr.

A 60-year-old female (weight 74 kg) is admitted for septic shock and is started on norepinephrine. Past medical history includes chronic kidney disease stage 2. Labs: SCr 1.2 mg/dL, Na 135 mEq/L, K 4.5 mEq/L, glucose 140 mg/dL. Norepinephrine is prepared as 4 mg in 250 mL (16 mcg/mL), and the order is to infuse at 0.05 mcg/kg/min. Calculate the infusion rate in mL/hr.