x. The order is for Aminophylline at 20 mg/hr. The pharmacy sends up a 500 ml
bag of D5W with 500 mg of Aminophylline added. Using a drop factor of 60 gtts/ml,
determine the infusion rate in gtts/min and ml/hr.
2-30. ANSWERS TO PRACTICE 2-4 (COMPUTING INTRAVENOUS INFUSION
RATES)
a. 1000 ml x 20 gtts/ml
720
20,000 = 28 gtts/min
720
b. 250 ml x 10 gtts/ml
45
2500 = 56 gtts/min
45
c. 1000 ml x 15 gtts/ml
480
15,000 = 31 gtts/min
480
d. 2000 ml x 60 gtts/ml
1440
120,000 = 83 gtts/min
1440
e. 1200 ml x 20 gtts/ml
600
24,000 = 40 gtts/min
600
f. 150 ml x 10 gtts/ml
30
1500 = 50 gtts/min
30
MD0904
2-62