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Compounding Calculations, Exams of Nursing

Walden UniversityNursing

A series of questions and answers related to compounding calculations, including converting drug concentrations to different units, calculating the amount of ingredients needed to prepare a specific medication, and determining flow rates for intravenous (iv) infusions. The questions cover a range of topics such as converting percentages to decimals, calculating the amount of active ingredient in a given volume or weight of a solution, and determining the appropriate dilution or mixing ratios to prepare a desired concentration. A comprehensive overview of the essential calculations and conversions required in the compounding and preparation of pharmaceutical products, making it a valuable resource for pharmacy students, technicians, and professionals involved in the compounding process.

Typology: Exams

2023/2024

Available from 07/27/2024

PREJONATO
PREJONATO ๐Ÿ‡บ๐Ÿ‡ธ

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Compounding Calculations
questions correctly answered
Convert 0.0045 to a percent.
Select one:
0.045%
0.45%
4.5%
45% - answer โœ…โœ…0.45%
How many parts of sodium chloride 0.9% are in 100 parts of
solution?
Select one:
0.09
0.9
9
90 - answer โœ…โœ…0.9
Express permethrin 5% as a decimal.
Select one:
0.005
0.05
pf3
pf4
pf5
pf8
pf9
pfa
pfd
pfe

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Compounding Calculations

questions correctly answered

Convert 0.0045 to a percent. Select one: 0.045% 0.45% 4.5% 45% - answer โœ…โœ… 0.45% How many parts of sodium chloride 0.9% are in 100 parts of solution? Select one:

9 90 - answer โœ…โœ… 0. Express permethrin 5% as a decimal. Select one:

5.0 - answer โœ…โœ… 0. You have a bleach solution that contains 2 parts bleach in 10 parts water. How is this expressed as a percent? Select one: 0.02% 0.2% 2% 20% - answer โœ…โœ… 20% How is hydrocortisone 2.5% written as a fraction? Select one: 0.025/ 0.25/ 2.5/ 25/100 - answer โœ…โœ… 2.5/

  • Express the drug concentration for clotrimazole 1% w/w. Select one: 1 g/100 g 1 mg/100 mg 1 mg/100 g
  • Express the drug concentration for dextrose 20% w/v. Select one: 20 mg/100 L 20 mg/100 mL 20 g/100 mL 20 g/100 L - answer โœ…โœ… 20 g/100 mL / You need to prepare Ms. Emmanuel's Magic Mouthwash using the formula below. If her prescription calls for 2 fl oz of Magic Mouthwash, how much of each ingredient will you use to make the prescribed amount? Magic Mouthwash Diphenhydradmine 12.5 mg/5 mL 80 mL Lidocaine Viscous 2% 80 mL Nystatin suspension 80 mL Yields 240 mL Select one: 20 mL 40 mL 60 mL 100 mL - answer โœ…โœ… 20 mL

/ You receive a prescription for PUPP cream. If you need to make a total of 2 oz, how much menthol crystals and Eucerin emollient do you need? Use the formula below. PUPP Cream Hydrocortisone powder 1 g Menthol crystals 0.25 g Camphor powder 0.25 g Eucerin emollient 98.5 g Yields 100 g Select one: 0.375 g menthol crystals, 157.6 g Eucerin emollient 157.6 g menthol crystals, 0.375 g Eucerin emollient 0.15 g menthol crystals, 59.1 g Eucerin emollient 59.1 g menthol crystals, 0.15 g Eucerin emollient - answer โœ…โœ… 0.15 g menthol crystals, 59.1 g Eucerin emollient / A compounding formula is also known as a(n): Select one: List Order Prescription Recipe - answer โœ…โœ… Recipe

  • You receive the following prescription: Dextrose 5% solution 100 mL You have dextrose 20% solution in stock. How much diluent do you need to fill the prescription? Select one: 25 mL 75 mL 50 mL 90 mL - answer โœ…โœ… 75 mL
  • How many milliliters of a 30% solution can be made from 100 mL of a 90% solution? Select one: 33 mL 333 mL 300 mL 30 mL - answer โœ…โœ… 300 mL
  • You receive the following prescription: Progesterone 4% cream Apply as directed 60 g

Your pharmacy stocks progesterone cream 10%. How much stock cream is needed to fill the prescription? Select one: 2.4 g 24 g 40 g 4 g - answer โœ…โœ… 24 g

  • You need to use 30 g of 25% stock cream to make 75 g of a 10% cream for a patient. How much diluent will you need to use? Select one: 105 g 75 g 30 g 45 g - answer โœ…โœ… 45 g
  • You receive the following order: Dextrose 2.5% solution 1,000 mL You have dextrose 40% solution in stock. How much of the stock solution do you need to fill the order? Select one: 25 mL
  • Calculate the amount of each ingredient for the following medication order: Prepare 250 mL of ethyl alcohol 20% solution using ethyl alcohol 50% and ethyl alcohol 10%. Round to the tenths place. Select one: 62.5 mL of 10%, 187.5 mL of 50% 62.5 mL of 20%, 187.5 mL of 10% 62.5 mL of 50%, 187.5 mL of 10% 62.5 mL of 10%, 187.5 mL of 20% - answer โœ…โœ… 62.5 mL of 50%, 187.5 mL of 10%
  • Calculate how many parts of each ingredient are needed for the following medication order: Prepare a lidocaine 2% cream using a lidocaine 1% cream and a lidocaine 5% cream. Select one: 3 parts of 5%, 1 part of 2% 1 part of 5%, 3 parts of 1% 1 part of 2%, 4 parts of 1% 5 parts of 1%, 2 parts of 3% - answer โœ…โœ… 1 part of 5%, 3 parts of 1%
  • Calculate the amount of each ingredient for the following medication order: Prepare 50 g of triamcinolone 0.2% cream using triamcinolone 0.025% cream and triamcinolone 0.5% cream. Round to the tenths place. Select one: 31.6 g of 0.5%, 18.4 g of 0.025% 18.4 g of 0.5%, 31.6 g of 0.025% 31.6 g of 0.2%, 18.4 g of 0.025% 18.4 g of 0.025%, 31.6 g of 0.5% - answer โœ…โœ… 18.4 g of 0.5%, 31.6 g of 0.025%

How long will one IV bag last for the following medication order? Potassium chloride 10 mEq in D5W 50 mL IV q 24h Rate: 50 mL/hr Select one: 0.25 hour 0.5 hour 1 hour 2 hours - answer โœ…โœ… 1 hour You receive the following medication order in your pharmacy:

You receive the following medication order: Acyclovir 10 mg/kg/dose in D5W 125 mL. Infuse IV over 90 min. What is the flow rate in mL/hr? Round to the nearest tenths place. Select one: 1.4 mL/hr 12.5 mL/hr 83.3 mL/hr 100.5 mL/hr - answer โœ…โœ… 83.3 mL/hr A patient is to receive 1 L of PN solution at 125 mL/hr. What

is the rate in gtt/min if the drop set used is 10 gtt/mL? Round to the nearest tenths place. Select one: 2.1 gtt/min 12.5 gtt/min 20.8 gtt/min 125.6 gtt/min - answer โœ…โœ… 20.8 gtt/min

You receive the following medication order: Acyclovir 10 mg/kg/dose in D5W 100 mL. Infuse IV over 60 min.

What is the flow rate in mL/hr? Select one: 1.6 mL/hr 16.6 mL/hr 100 mL/hr 400 mL/hr - answer โœ…โœ… 100 mL/hr