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    Pharmacy Calculation Workbook: 250 Questions to Prepare for the NAPLEX and PTCB Exam
    Pharmacy Calculation Workbook: 250 Questions to Prepare for the NAPLEX and PTCB Exam
    Pharmacy Calculation Workbook: 250 Questions to Prepare for the NAPLEX and PTCB Exam
    Ebook131 pages1 hour

    Pharmacy Calculation Workbook: 250 Questions to Prepare for the NAPLEX and PTCB Exam

    By Coventry House Publishing

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    • Chemistry

    • Mathematics

    • Problem-Solving

    • Pharmacy

    • Volume

    • Medical Drama

    • Scientific Discovery

    • Mentorship

    • Personal Growth

    • Overcoming Adversity

    • Underdog Story

    • Race Against Time

    • Mad Scientist

    • Teamwork

    • Healing

    • Medical Calculations

    • Density

    • Compounding

    • Concentration

    • Healthcare

    About this ebook

    The Pharmacy Calculation Workbook provides 250 calculation questions to prepare for the demanding NAPLEX and PTCB Exam. Master exam topics with intensive practice in the areas you'll find on the test. All questions are test-level difficulty and focused solely on helping you pass. Whether you're challenging the exam for the first time or trying again after an unsuccessful attempt, you will learn the critical skills needed to master the exam.

    Included are practice questions for the following topics:
    • Calculation Fundamentals
    • Dilutions and Concentrations
    • Density and Specific Gravity
    • Patient Specific Dosing
    • Intravenous Infusions and Flow Rates
    • Compounding
    • Reducing and Enlarging Formulas
    • Expressions of Concentration
    • Electrolyte Solutions
    • Nutrition Support
    • Isotonic and Buffer Solutions
    • Pharmaceutical Conversions

    LanguageEnglish
    PublisherCoventry House Publishing
    Release dateJun 20, 2019
    ISBN9798227210340
    Pharmacy Calculation Workbook: 250 Questions to Prepare for the NAPLEX and PTCB Exam

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      Book preview

      Pharmacy Calculation Workbook - Coventry House Publishing

      Section 1

      Calculation Fundamentals

      Questions

      1. Calculate how many milliliters of Maalox a patient will receive in each dose of the following prescription.

      Rx:

      Benadryl 12.5 mg/5 mL: 80 mL

      Lidocaine 2%: 30 mL

      Maalox: qs ad 200 mL

      Sig: i tbsp po tid

      a. 4.5 mL

      b. 6.75 mL

      c. 7.25 mL

      d. 8.75 mL

      2. Calculate how many milliliters must be dispensed for the following prescription.

      Rx:

      Amoxicillin 400 mg/5 mL

      Sig: ii tsp po q8h × 10 days

      a. 250 mL

      b. 280 mL

      c. 300 mL

      d. 330 mL

      3. A patient is dispensed a 10 milliliter vial of insulin that contains 100 units/mL. How many days will the vial last if the patient uses 50 units per day?

      a. 20 days

      b. 25 days

      c. 28 days

      d. 30 days

      4. A patient is to receive 10 doses of azithromycin 250 mg. If the pharmacy has one gram vials available, how many vials will need to be used to prepare the 10 doses? (Round answer to the nearest whole number.)

      a. 2 vials

      b. 3 vials

      c. 4 vials

      d. 6 vials

      5. A patient is to receive 2 teaspoons of sucralfate every 6 hours. How many milliliters per day will the patient receive?

      a. 20 mL

      b. 25 mL

      c. 32 mL

      d. 40 mL

      6. Calculate how many tablets are needed to fill the following prescription.

      Rx:

      Furosemide 20 mg

      Sig: ii tabs po bid × 5 days

      a. 20 tablets

      b. 24 tablets

      c. 28 tablets

      d. 30 tablets

      7. A 30 milliliter bottle of a nasal spray delivers 25 sprays per milliliter of solution. Each spray contains 2 milligrams of active medication. How many grams of the medication are contained in each 30 milliliter bottle?

      a. 1.2 g

      b. 1.5 g

      c. 2.5 g

      d. 2.8 g

      8. Calculate how many doses are contained in the quantity dispensed for the following prescription.

      Rx:

      Amoxicillin 400 mg/5 mL

      Dispense 100 mL

      Sig: i tsp po bid

      a. 8 doses

      b. 10 doses

      c. 20 doses

      d. 25 doses

      9. A patient is taking 2 teaspoons every 8 hours of cephalexin 250 mg/5 mL. How many milligrams of cephalexin is the patient receiving per day?

      a. 800 mg

      b. 900 mg

      c. 1200 mg

      d. 1500 mg

      10. Calculate the days supply for the following prescription. (Assume 1 milliliter contains 15 drops of medication and round answer down to the nearest whole number.)

      Rx:

      Maxitrol Susp.

      Dispense 5 mL bottle

      Sig: 2 gtts os qid

      a. 5 days

      b. 7 days

      c. 9 days

      d. 10 days

      11. How many milligrams of phenobarbital will a patient receive per day for the following prescription?

      Rx:

      Phenobarbital ½ gr

      Dispense 60 tabs

      Sig: i tab po bid

      a. 32 mg

      b. 65 mg

      c. 90 mg

      d. 120 mg

      12. A vial of dexamethasone has a concentration of 4 mg/mL. How many milliliters would be given to a patient requiring a 10 milligram dose?

      a. 2.5 mL

      b. 3 mL

      c. 4.5 mL

      d. 5 mL

      13. Calculate how many capsules are needed to fill the following prescription.

      Rx:

      Fluoxetine 10 mg

      Dispense 60 day supply

      Sig: 3 caps po qam

      a. 90 capsules

      b. 180 capsules

      c. 270 capsules

      d. 360 capsules

      14. A cough syrup contains 6 milligrams of dextromethorphan per milliliter of solution. How many milligrams of dextromethorphan are in two teaspoons?

      a. 15 mg

      b. 30 mg

      c. 60 mg

      d. 80 mg

      15. A prescription calls for 20 mg/kg of vancomycin every 8 hours. How many milligrams of vancomycin will a patient weighing 80 kilograms receive per day?

      a. 1600 mg

      b. 2400 mg

      c. 3200 mg

      d. 4800 mg

      16. Digoxin solution for injection is available in a concentration of 0.25 mg/mL. How many milliliters are needed for a 200 microgram dose of digoxin?

      a. 0.8 mL

      b. 1.3 mL

      c. 1.9 mL

      d. 2.2 mL

      17. Calculate the days supply for the following prescription if an inhaler containing 200 puffs is dispensed.

      Rx:

      Albuterol sulfate 90 mcg/inhalation

      Sig: 2 puffs q6h prn

      a. 14 days

      b. 20 days

      c. 25 days

      d. 30 days

      18. A prescription calls for heparin 5000 units intravenously every 8 hours. Multidose vials are available that have a concentration of 10,000 units/mL. How many milliliters of heparin will be needed per day?

      a. 0.8 mL

      b. 1 mL

      c. 1.5 mL

      d. 1.75 mL

      19. A patient is to receive 25 units of insulin glargine once daily at bedtime. How many milliliters will be used every day if a 10 milliliter vial contains 100 units/mL?

      a. 0.25 mL

      b. 0.4 mL

      c. 0.55 mL

      d. 0.7 mL

      20. An ophthalmic solution of tobramycin has a concentration of 3 mg/mL. If an eyedropper is calibrated to deliver 16 drops per milliliter, how many milligrams of tobramycin would be contained in 2

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