Instructions: Read each question carefully and click the ? next to the correct answer.
Check your score when you finish the exercise.
If you get any question(s) wrong, review the material related to the question(s).
Click DETAILED SOLUTION at the end of each question to see the steps required to answer the question.
If you need more help, and you are currently taking NURE 130, NURM 100, or PNU 110 at Union County College, please see a NURE 130/NURM 100/PNU 110 (Math for Pharmacology) tutor in the Academic Learning Center.
Order: IV dobutamine 100 mcg/min. Available: Dobutamine 250 mg in 250 ml DSW. The nurse is told in morning report that the patient is receiving 5 ml/hr via IV pump. What is the mg/hr? What is the ml/hr? Is the set dose correct?
Order: 1 mg lidocaine/min IV. Available: 2 g lidocaine in 500 ml D5W. What is the mg/hr? What is the ml/hr? If the lidocaine is increased to 2 mg/min, what is the ml/hr?
A patient with ventricular ectopy has stat orders for a lidocaine infusion at a rate of 30 ml/hr. The IV contains 1 g lidocaine in 500 ml D5W. What is the mg/hr that the patient will receive?
Heparin 25000 U in 250 cc D5W is sent up from the pharmacy. The order is to administer heparin at 1000 U/hr. How many ml/hr will the nurse set up on the IV pump?
The physician orders IV morphine sulfate 2-5 mg/hr for pain management. The pharmacy sends an IV of 250 mg of morphine sulfate in 500 ml D5W. What rate will the nurse set on the IV pump to administer 3 mg/hr?
A patient with severe asthma who weighs 55 kg is started on an IV theophylline drip in the ER. An IV of 250 mg theophylline in 500 ml NS is started at 1300. The order is to start the IV infusion at 0.5 mg/kg/hr. The dose is to be increased as needed by 0.1 mg/kg/hr Q 30 min up to a maximum of 0.7 mg/kg/hr. What is the ml/hr that the nurse will set on the infusion pump at 1300? If the theophylline drip is increased as ordered at 1330, what rate will be set on the IV pump?
The patient has a dopamine drip running at 45 ml/hr. The order is for 400 mg dopamine HCl in 500 ml D5W to run at 5-15 mcg/kg/min. The nurse started the dopamine at 8 mcg/kg/min. The patient weighs 165 pounds. Is the correct rate set on the IV pump? If the rate is increased to 9 mcg/kg/min, what rate should be set on the IV pump?
Math for Pharmacology: IV MEDICATIONS