Pharmaceutical Calculations Exam
Questions With Complete Marking
Scheme
/. How much meperidine would be given to a patient if the dose on hand was 50 mg/mL
and the patient was to receive 75 mg? - Answer-1.5 mL
/.which size stock bottle should you choose to fill the prescription? Take 2 tsp qid x 7d. -
Answer-300 mL
/.A mother has two children with poison ivy. One child takes 1 tsp tid and the other takes
2 tsp tid. How many 120 mL bottles of diphenydramine elixir will be needed to supply
both children for 4 days? - Answer-2 bottles
/.you are instructed to heat the mixture to 130° C. You have only a Fahrenheit
thermometer. What is the equivalent temperature on the Fahrenheit scale? - Answer-
266° F
/.How many milliliters of solution are needed to provide 40 mg of famotidine when the
vial in stock has a dose of 20 mg/2 mL? - Answer-4 mL
/.How many milligrams of pure drug are in 1.5 mL of a 1:1000 solution of epinephrine? -
Answer-1.5 mg
/.Bicillin CR is given as an intramuscular injection preparation. It comes as 600000
units/mL and the dose is 1.5 million units. What is the volume to be administered? -
Answer-2.5 mL
/.A patient is to use a sugar- and alcohol-free solution of potassium that contains 40
mEq/15 mL. He is to take 30 mEq daily in two equally divided doses. How many
milliliters will each dose be? - Answer-5.6 mL
/.A 20 g vial must have 90 mL of diluent added. It has a powder volume of 10 mL. How
many milligrams will be in each milliliter of the final solution? - Answer-200 mg
/.At what rate would an IV pump be best set to deliver the following prescribed dosage?
Drug: piperacillin 2 g/100 mL; Patient weight: 60 lb; Dosage: 0.0042 mcg/kg/min -
Answer-35 mL/hr
/.Aggrastat at 12.5 mg in 250 mL is prescribed to be infused at a rate of 6 mcg/kg/hr in a
patient who weighs 220 lb. At what flow rate will you set the pump? - Answer-12 mL/hr
Questions With Complete Marking
Scheme
/. How much meperidine would be given to a patient if the dose on hand was 50 mg/mL
and the patient was to receive 75 mg? - Answer-1.5 mL
/.which size stock bottle should you choose to fill the prescription? Take 2 tsp qid x 7d. -
Answer-300 mL
/.A mother has two children with poison ivy. One child takes 1 tsp tid and the other takes
2 tsp tid. How many 120 mL bottles of diphenydramine elixir will be needed to supply
both children for 4 days? - Answer-2 bottles
/.you are instructed to heat the mixture to 130° C. You have only a Fahrenheit
thermometer. What is the equivalent temperature on the Fahrenheit scale? - Answer-
266° F
/.How many milliliters of solution are needed to provide 40 mg of famotidine when the
vial in stock has a dose of 20 mg/2 mL? - Answer-4 mL
/.How many milligrams of pure drug are in 1.5 mL of a 1:1000 solution of epinephrine? -
Answer-1.5 mg
/.Bicillin CR is given as an intramuscular injection preparation. It comes as 600000
units/mL and the dose is 1.5 million units. What is the volume to be administered? -
Answer-2.5 mL
/.A patient is to use a sugar- and alcohol-free solution of potassium that contains 40
mEq/15 mL. He is to take 30 mEq daily in two equally divided doses. How many
milliliters will each dose be? - Answer-5.6 mL
/.A 20 g vial must have 90 mL of diluent added. It has a powder volume of 10 mL. How
many milligrams will be in each milliliter of the final solution? - Answer-200 mg
/.At what rate would an IV pump be best set to deliver the following prescribed dosage?
Drug: piperacillin 2 g/100 mL; Patient weight: 60 lb; Dosage: 0.0042 mcg/kg/min -
Answer-35 mL/hr
/.Aggrastat at 12.5 mg in 250 mL is prescribed to be infused at a rate of 6 mcg/kg/hr in a
patient who weighs 220 lb. At what flow rate will you set the pump? - Answer-12 mL/hr
