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Pharmacy Technician Exam: Basic Pharmacy Math
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Pharmacy Technician Exam: Basic Pharmacy Math
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25 Questions

1. If a syringe contains 20 mg of medication in each 10 mL of solution, how many milligrams are administered to the patient when 3 mL is injected?
2. Write 3/20 as a decimal.
3. An oral antibiotic suspension makes 150 mL after reconstitution. Each dose is 5 mL. Each dose makes up what fractional part of the total?
4. What is the Arabic number for the following Roman numeral: LXI
5. Ferrous sulfate elixir contains 220 mg of ferrous sulfate per 5 mL. How much ferrous sulfate is in 473 mL of elixir?
6. What is the Arabic number for the following Roman numeral: CXXXIV
7. Drug X has a concentration of 125 mg/5 mL. How many milliliters are needed to give a 400 mg dose?
8. Round 0.4912 to the nearest tenth.
9. Express 25 thousandths in decimal form.
10. If a cough syrup contains 4 mg of chlorpheniramine in each 5 mL, how much chlorpheniramine (in milligrams) is contained in 240 mL of syrup?
11. Reduce 21/51 to lowest terms.
12. You have a bottle of prednisone 5 mg/5 mL. How many milliliters are needed to give this patient an exact 12 mg dose?
13. Rx: Drug X is 0.4 g/5 mL 473 mL
Directions: 0.25 g po qid × 7d
What is the total volume of medication needed to last the full seven days?
14. Rx: Doxycylcine Hyclate 100 mg/5 mL ____ mL
Directions: 10 mL stat then 5 mL po bid × 20dHow many milliliters are needed to fill this prescription?
15. How many milliliters should you give for the following directions: 5 mL po tid × 10d?
16. A clinical study of a new drug showed that the drug was effective in 586 of the 803 patients enrolled in the study. What is the decimal expression of the patients who benefited from the drug?
17. Rx: Drug D 325 mg/5 mL ______ mL
Directions: 580 mg po bid × 30d
What is the total volume needed for this prescription to last the full 30 days?
18. You have a bottle of Ceclor® with the concentration of 125 mg/5 mL. How many milliliters are needed to give this patient an exact 200 mg dose?
19. Rx: Azithromycin 500 mg/5 mL 200 mL
Directions: 10 mL stat then 5 mL po bid × 20d
What does 200 mL mean in this problem?
20. Rx: Drug X is 0.4 g/5 mL 473 mL
Directions: 0.25 g po qid × 7d
What would the individual dose be?
21. You are asked to add meperidine HCl 10 mg to an IV of D5W 100 mL. Meperidine comes in a 4 mL vial with a concentration of 2 mg/1 mL. How much meperidine are you going to place in this IV bag?
22. How much drug is needed to make a 1:100 120 mL solution?
23. Which of the following is an incorrect way to state a proportion?
24. Rx: Drug D 325 mg/5 mL ______ mL
Directions: 580 mg po bid × 30d
What would the individual dose be?
25. Convert 0.16 to a fraction.

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