Okaloosa Applied Technology Center

Drugs and Solutions: Math Test

Convert the following to the indicated quantity.

  1. 800,000 mg = ______g
  2. 25,000mg = ______g
  3. 0 .0125g = ______mg
  4. 3 mg = ______mcg
  5. 326 mL = _____ L
  6. 8 Tbsp. = ______oz
  7. 24 dm = ______ml
  8. 68 lbs. = ______kg
  9. i oz = ______ml
  10. 5 mg = ______mcg

Solve the following problems in drug dosage and IV drip rates.

  1. Mr. Jones, admitted with chronic obstructive lung disease, takes Bentyl 20 mg pot id ac. The drug is available in 10 mg capsules. How many capsules will the nurse administer?
  1. Prepare a 300 mg dosage of Lodrane from capsules labeled 130 mg per capsule.
  1. Methylclothiazide 5 mg scored tablets are available. Give 15 mg.
  1. Potassium penicillin 400,000 u has been ordered. Tablets available contain 200,000 u. How many would you give?
  1. Dyemelor 0.75g is ordered. Scored tablets are labeled 500 mg. How many tablets will you give?
  1. Ergotrate maleate 500mcg is ordered. Tablets are 0.2 mg. How many would you give?
  1. Each 15 ml of Dyphylline contains 100 mg as an oral solution. 75mg is ordered q6h. How much would you give?
  1. Nilstat oral suspension 1 dram has been ordered. How many mL will you pour?
  1. Cogentin is available in a strength of 1 mg per ml. A dosage of 3 mg is ordered IM. How much would you prepare?
  1. Tofranil is supplied as 25mg in a 2 ml vial. Prepare a dose of 15 mg.
  1. Prepare a 30 mg dosage of IM Thorazine from a 20 mg per mL solution.
  1. Prepare an 80 mg injection of Solu-Cortef from a vial labeled 100 mg per 4 ml.
  1. Prepare a 10 mg dosage of Decadron from a parenteral solution with a strength of 6 mg per ml.
  1. Prostaphlin 0.5 g is ordered IM q6h. The dosage strength is 2 ml to 250 mg. How much will you give?
  1. Prepare 30,000 u dosage of IM bacitracin from a 60,000 u per 2 ml solution.
  1. The order is for 13,500 u of heparin. Dosage available is 20,000 u per ml.
  1. Prepare codeine 45 mg from a solution labeled 60 mg per ml.
  1. Mr. Ceney, admitted for contact dermatitis, receives elixir of Benadryl 10 mL orally Q6 hours PRN for relief of itching. The drug is supplied as 12.5 mg per 5 mL. How much will you give?
  1. Morphine sulfate 7.5 mg has been ordered IM. The strength available is 4 mg per mL. What admit will you administer?
  1. Mr. Zeman has prednisone 7.5 mg by mouth daily for exfoliative dermatitis. Prednisone is supplied in 5 mg scored tablets. What amount will you give?
  1. KCL elixir 40 mEq by mouth QID with juice is ordered. KCL 20 mEq per 15 mL is available. How many milliliters will you administer?
  1. Your patient receives Vistaril 50 mg orally tid for preoperative anxiety, Vistaril oral suspension 25 mg per 5 mL is available. How many milliters will you administer?
  1. The physician orders Piperacillin 3 g IM q8 h for your patient with sepsis. You have piperacillin 1 g per 2.5 mL available. How many milliliters will you prepare?
  1. Ordered morphine 5 mg SQ q4h. You have morphine 10 mg per mL available. How many milliliters will you administer?

Define the following abbreviations.

25.  pc

26.  KVO

27.  tid

28.  ad lib

29.  prn

30.  stat

31.  IM

32.  SQ

33.  OS

34.  OU

35.  hs

IV drip rate problems:

  1. Order: Over the next 4 hours, infuse 500 ml D51/2 NS with 20 mEq KCL. The set administration (drip factor) is 10 gtt/ml. Calculate the flow rate.
  1. Infuse l.5 liters Lactated Ringers Solution IV over 12 hours. Calculate the flow rate if the set administration (drip factor) is 20 gtt/ml.
  1. Order: Complete the present IV in the next 90 minutes. You not that there is 125ml left in the bottle. The set calibration(drip factor) is 20 gtt/ml. Regulate the flow rate to ______gtt/min.
  1. A patient with peptic ulcer disease has pepcid 20 mg in 100mL ordered q 12 h. The pepcid is to be infused over 30 minutes. The drop factor is 10 gtt/ mL, how many gtt/min will you give?
  1. A patient with aplastic anemia has an order for 1 unit of packed red blood cells (250 mL) to be infused. The facility’s policy state to infuse the blood over 4 hours. The tubing drop factor is 20 gtt/mL. How many gtt/ml should be given?