Aminophylline at a rate of 25 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.

a.

500 mg

500 ml

b.

500 mg = 25 mg

500 ml

X ml

500 X= 12,500

X = 25 ml/hr

c.

25 ml x 60 gtts/ml

60

1500 = 25 gtts/min

60

The pharmacy sends up a 250 ml bag of normal saline with

100 units of regular insulin added. The I.V. administration

set delivers 60 gtts/ml. How many gtts/min will you

administer?

a.

100 units

250 ml

b.

100 units = 10 units

250 ml

X ml

100 X = 2500

X = 25 ml/hr

c.

25 ml x 60 gtts/ml

60

1500 = 25 gtts/min

60

MD0904

2-59