NAPLEX Flashcards: Compounding Ingredient Quantities

Study Compounding Ingredient Quantities in NAPLEX with focused flashcards that help you recognize the idea, recall the key rule, and apply it in practice-style prompts.

QUESTION

What is the formula to convert percent strength (%w/v) to ratio strength $1:x$ ?

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ANSWER

$x = \frac{100}{\%w/v}$ . Rearranges percent strength to find x in 1:x ratio by dividing 100 by the percentage.

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What this deck covers

This deck focuses on Compounding Ingredient Quantities, giving you a quick way to review the definitions, rules, and examples that matter most for NAPLEX.

How to use these flashcards

Work through these flashcards in short sessions. Try to answer each prompt before flipping the card, then revisit any cards you miss until the explanation feels automatic.

Practice questions

1 of 37Practice questions for this set

A 30-year-old female is prescribed a compounded oral solution of potassium chloride at 10 mEq/15 mL. Prepare a total of 480 mL using purified water and a suitable sweetener q.s. ad 480 mL; the prescriber requests dye-free. If potassium chloride provides 1 mEq per 74.5 mg, using a balance and graduated cylinder, how many grams of potassium chloride are needed for the total batch?

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