Nursing Med Math-Practice Questions
1. The patient is ordered Drug Y 500mg IV q8h. The pharmacy sends a vial of Drug Y
with the following instructions. Reconstitute with 2mL of sterile water. The
reconstitutes vial has a dosage strength of 300mg/mL. How many mL will the nurse
draw up to give to the patient?
Answer: 1.8 mL
2. Prescribers Order: Cefuroxime suspension 375 mg po q6h
Available: Cefuroxime (Ceftin) suspension 250 mg/5mL
Calculate how much the nurse will administer.
Answer: 7.5 mL
3. A patient with pneumonia has ordered Piperacillin 750 mg IV q6h. The instructions
from the pharmacy are as follows. Dilute the Pipercillin in 40 mL and infuse in 20
minutes. At what rate would the nurse set the IV pump?
Answer: 120 mL/hr
4. Patient with a-fib is prescribed heparin 6000 units SUBQ stat. The pharmacy
supplied the drug in 10 000 units/mL. How many mL should the nurse administer?
Answer: 0.6 mL
1. The patient is ordered Drug Y 500mg IV q8h. The pharmacy sends a vial of Drug Y
with the following instructions. Reconstitute with 2mL of sterile water. The
reconstitutes vial has a dosage strength of 300mg/mL. How many mL will the nurse
draw up to give to the patient?
Answer: 1.8 mL
2. Prescribers Order: Cefuroxime suspension 375 mg po q6h
Available: Cefuroxime (Ceftin) suspension 250 mg/5mL
Calculate how much the nurse will administer.
Answer: 7.5 mL
3. A patient with pneumonia has ordered Piperacillin 750 mg IV q6h. The instructions
from the pharmacy are as follows. Dilute the Pipercillin in 40 mL and infuse in 20
minutes. At what rate would the nurse set the IV pump?
Answer: 120 mL/hr
4. Patient with a-fib is prescribed heparin 6000 units SUBQ stat. The pharmacy
supplied the drug in 10 000 units/mL. How many mL should the nurse administer?
Answer: 0.6 mL
