A client receives a prescription for oxytocin 2 millunits/min IV for labor augmentation. The lV bag contains oxytocin 20 units in 1 liter of lacated Ringer's. . How many mL/hour should the nurse program the infusion pump to deliver? (Enter numerical value only.)
Explanation & Rationale
Given: Ordered dose of Oxytocin: 2 milliunits/min Concentration of Oxytocin: 20 units in 1 liter (1000 mL) = 20 units/1000 mL = 0.02 units/mL Step 1: Convert milliunits to units: Ordered dose (units/min) = Ordered dose (milliunits/min) / 1000 milliunits/unit Ordered dose (units/min) = 2 milliunits/min / 1000 milliunits/unit Ordered dose (units/min) = 0.002 units/min Step 2: Calculate the infusion rate in units/hour: Infusion rate (units/hour) = Ordered dose (units/min) x 60 minutes/hour Infusion rate (units/hour) = 0.002 units/min x 60 minutes/hour Infusion rate (units/hour) = 0.12 units/hour Step 3: Calculate the infusion rate in mL/hour: Infusion rate (mL/hour) = Infusion rate (units/hour) / Concentration (units/mL) Infusion rate (mL/hour) = 0.12 units/hour / 0.02 units/mL Infusion rate (mL/hour) = 6 mL/hour